How this report was made — Filtronic prices SpaceX permanence without contractual evidence or margin defense

This is the complete methodology record for the report above: what we asked, what we read, what we attacked, what survived, and — just as importantly — what we never got to test. It is published in full so you can judge how much weight the conclusion bears.

Report state: published · Verification: verified Published: 2026-08-14T13:05:16.36+00:00 · Record generated: 2026-08-14T15:33:53.546Z

1. The question

Question: Is Filtronic's valuation a SpaceX permanence bet or a diversification option? Subject: Filtronic PLC Angle: To decide whether Filtronic's 253p share price adequately discounts the concentration risk from deriving 83% of revenue from SpaceX, given sparse independent analysis and unmodeled tail risks. Personas: AIM growth investor evaluating small-cap aerospace exposure, Long/short equity analyst building SpaceX supply-chain thesis, Risk-focused portfolio manager assessing single-customer concentration, Retail investor seeking indirect SpaceX exposure pre-IPO Decay: medium — customer diversification progress

2. Thesis, antithesis and how it can be proved wrong

Thesis: At 253p Filtronic carries a £555m market capitalisation on 219.5m shares [e31] and embeds roughly 247p a share of SpaceX expectation over a stated-assumption floor of about 6.2p [model, e31, e30] — a floor resting on an assumed 8% EBITDA margin and 4x exit multiple for a business Filtronic does not break out. At the house's 8x multiple, justifying 253p would require about £324m of FY2027 revenue against £55.5m delivered in FY2026; at the ~47x the market pays, no growth is required at all. Whether FY2026's collapse was investment or repricing is exactly what the FY2027 print settles, and at 47x the market has already chosen its answer. Antithesis: The FY26 margin compression reflects one-time capacity investment to secure multi-year SpaceX volume commitments, and management's 90% order coverage for FY27 plus the new satellite customer win in June 2026 demonstrate both SpaceX contract durability through 2028 and accelerating diversification that will restore 25%+ EBITDA margins by FY27, justifying the current multiple as a fair price for a scaled Starlink supplier with emerging optionality. Falsifiability event: FY2027 full-year results, August 2027 — 2027-08-31 What it would show: EBITDA margin on £59.6m consensus revenue: recovery to 25%+ validates temporary investment thesis and implies SpaceX pricing stability; margin at 20% or below confirms structural repricing to volume economics. SpaceX revenue disclosure or customer concentration metric: any reduction from 83% toward 70% would evidence diversification progress; stable or rising concentration falsifies the diversification narrative and confirms binary SpaceX dependency. Why this event: Filtronic's fiscal year ends 31 May and FY2026 was reported on 4 August 2026, so FY2027 results are due around August 2027. They are the cleanest test of both margin recovery (one full year past the FY26 capacity investment) and diversification progress, whereas the H1 FY2027 interims around January 2027 fall inside the contract's first covered year and carry insufficient diversification runway.

3. What we took "now" to mean

Fiscal year: FY2027 · Quarter in progress: Q1 FY2027 Last reported quarter: FY2026 full-year (ended 2026-05-31) Next expected filing: H1 FY2027 interim results 2027-01-31 — estimated from filing cadence Established via: parsing the cover pages of filings · Confidence: medium

Every date-discipline ruling below was decided against that calendar: a claim about "the latest quarter" is judged against the quarter that had actually reported when the research ran, not the calendar quarter.

Filings consulted to fix the calendar

4. Everything we read

34 source(s): 5 T1, 3 T2, 1 T3, 25 T4. T1 is a primary filing or the company itself; T4 is unattributed commentary.

5. The evidence we kept

Superseded during reconciliation (5) — a better-tiered or more recent figure replaced these, so the drafter never saw them.

Discarded before drafting: 12 item(s) discarded for failing attribution or date validation. They are not itemised here: the filter is disclosed, individual third-party sources are not named.

5b. Charts

3 of 3 nominated chart(s) shipped.

6. The attack set

Before publication every load-bearing claim in this report was attacked by an adversarial pass. Drafting used Anthropic Claude; verification used Google Gemini. No family appears on both sides, so the check is not the writer marking its own work. Exact model versions are configuration and are not published.

Claims were clustered by substance first: 9 cluster(s) drawn from 13 phrasings. Each cluster drew one ruling; identical phrasings inherit it.

Premises questioned elsewhere. 1 confirmed claim(s) rest on a figure that a caveated or refuted claim disputes. No verdict was changed by this; it is published so you can weigh it yourself.

REFUTED — Filtronic prices SpaceX permanence without contractual evidence or margin defense

Severity: load_bearing · Source tier: T1 · Cluster: c1 Reasoning: The claim makes two central factual assertions: a lack of contractual evidence and a lack of margin defense. Both are refuted by the provided evidence. Sources from 2024 and 2025, which establish the basis for the current relationship, detail a 'Strategic Partnership' and a £47.3m contract with SpaceX, refuting the 'no contractual evidence' claim. A source covering FY2025 reports a gross margin of 63.21%, refuting the 'no margin defense' claim. Because key factual pillars of the claim are demonstrably false, the overall claim is refuted. Components ruled

Decisive component: The claim that the valuation is 'without contractual evidence' was the weakest component. It is a factual assertion that is directly and strongly contradicted by multiple press releases from the company announcing a strategic partnership and a record-breaking contract. Corroboration: none validated Counter-evidence

Filtronic the leader in high-performance mmWave technologies, has today signed a Strategic Partnership and commercial agreement with SpaceX, a market leader in the low Earth Orbit market.

Filtronic, a UK-based company that designs and manufactures high-frequency, high-reliability RF and mmWave transmit and receive solutions, today announced that it has secured its largest ever contract valued at £47.3m ($62.5m) with its long-standing customer, SpaceX, for the Starlink high-speed internet service.

The Gross Margin of Filtronic PLC (FTC.L) is 63.21%.

CAVEAT — At 253p Filtronic carries a £555m market capitalisation on 219.5m shares [e31] and embeds roughly 247p a share of SpaceX expectation over a stated-assumption floor of about 6.2p [model, e31, e30] — a floor resting on an assumed 8% EBITDA margin and 4x exit multiple for a business Filtronic does not break out. At the house's 8x multiple, justifying 253p would require about £324m of FY2027 revenue against £55.5m delivered in FY2026; at the ~47x the market pays, no growth is required at all. Whether FY2026's collapse was investment or repricing is exactly what the FY2027 print settles, and at 47x the market has already chosen its answer.

Severity: supporting · Source tier: n/a · Cluster: c2 Reasoning: The claim's central factual assertions about Filtronic's FY2026 performance are corroborated by the provided evidence. Source [5] shows revenue moving from £56.3m in FY25 to £54.1m in FY26 (a flat-to-down move) while EBITDA declined from £17.0m to £10.1m, a 40.5% drop. While the claim's 34% figure for the EBITDA decline differs slightly from the 40.5% calculated from the source, it correctly identifies the magnitude and direction of the change. The other components of the claim are analytical inferences (cause of decline, market pricing) which are not directly supported or contradicted, but the factual basis of the claim is solid. Components ruled: none enumerated — the adversary returned no decomposition Corroboration: none validated Counter-evidence: none Qualifications: inherited from an identical claim; counter-search queries composed mechanically, not adversarially framed

CAVEAT — At 253p and a £555m market capitalisation on 219.5m shares [e31], the equity embeds roughly 247p per share of SpaceX expectation over an assumed 6.2p non-SpaceX floor, and would require about £324m of FY2027 revenue at the house 8x multiple and 21% margin to justify today's price.

Severity: supporting · Source tier: n/a · Cluster: c2 Reasoning: The claim's central factual assertions about Filtronic's FY2026 performance are corroborated by the provided evidence. Source [5] shows revenue moving from £56.3m in FY25 to £54.1m in FY26 (a flat-to-down move) while EBITDA declined from £17.0m to £10.1m, a 40.5% drop. While the claim's 34% figure for the EBITDA decline differs slightly from the 40.5% calculated from the source, it correctly identifies the magnitude and direction of the change. The other components of the claim are analytical inferences (cause of decline, market pricing) which are not directly supported or contradicted, but the factual basis of the claim is solid. Components ruled: none enumerated — the adversary returned no decomposition Corroboration: none validated Counter-evidence: none Qualifications: inherited from an identical claim; counter-search queries composed mechanically, not adversarially framed

CAVEAT — Adjusted EBITDA fell 34% to £11.3m in FY2026 from £17.0m in FY2025, while revenue was flat at £55.5m.

Severity: supporting · Source tier: T4 · Cluster: c3 Reasoning: The claim makes two factual assertions about Filtronic's FY2026 results. While the revenue figure of £55.5m is corroborated by a source reporting £55.53m for the same period (FY2026), the assertion about a 34% drop in Adjusted EBITDA to £11.3m is not mentioned in any of the provided evidence. Per the rules, an absence of supporting evidence results in a CAVEAT. Components ruled

Decisive component: The claim's assertion about Adjusted EBITDA was decisive because it is a major financial metric that was not supported by any of the provided evidence, making the overall claim unverifiable. Corroboration

For the full year, the company reported sales was GBP 55.53 million compared to GBP 56.32 million a year ago.

Counter-evidence: none Qualifications: sourced on T4 commentary only

CONFIRMED — Operating profit fell 70% to £4.0m in FY2026.

Severity: supporting · Source tier: T4 · Cluster: c4 Reasoning: The claim's two components—the absolute operating profit figure for FY2026 (£4.0m) and the percentage decline (70%)—were both positively corroborated by source material covering the same period. Source [1] explicitly states 'operating profit reduced to £4m from £13'. A fall from £13m to £4m is a 69.2% decline, which makes the claim's 70% figure a reasonable rounding. Other sources discussed different metrics (pre-tax profit) which were not contradictory. Components ruled

Decisive component: Both components of the claim were confirmed. The absolute figure and the percentage decline were both directly supported by the same source. Premise questioned elsewhere

Corroboration

Adjusted EBITDA fell to £11.3m from £17m, while operating profit reduced to £4m from £13.

Counter-evidence: none Qualifications: sourced on T4 commentary only; premise questioned elsewhere

CAVEAT — Filtronic reported net cash of £10.5m at FY2026 year-end [e14b]; the £11.3m figure previously reported was refuted at verification.

Severity: supporting · Source tier: n/a · Cluster: c5 Reasoning: The claim's primary assertion is a net cash figure of £10.5m for the fiscal year ended May 31, 2026. The provided counter-evidence, including a summary of the FY2026 results, does not contain this figure. While other sources support a market capitalization of approximately £614 million around the same period, making the 2% calculation arithmetically correct if the cash figure were true, the factual basis of the claim is unsubstantiated by the materials at hand. Therefore, the verdict is a caveat. Components ruled

Decisive component: The decisive component is the claim's foundational assertion of 'Net cash of £10.5m at FY2026 year-end.' Because this figure is not mentioned in any of the provided sources, the entire claim is unsupported by the available evidence. Corroboration: none validated Counter-evidence: none Qualifications: inherited from an identical claim

REFUTED — Edison forecasts FY2027 EBITDA of £11.8m, implying margin recovery to 20% on consensus revenue of £59.6m, still 500 basis points below the FY2025 margin of 30%.

Severity: supporting · Source tier: T4 · Cluster: c6 Reasoning: The claim contains a significant mathematical error. While the underlying forecast figures for FY2027 (£11.8m EBITDA, £59.6m revenue) and the historical margin for FY2025 (c. 30%) are corroborated by the provided Edison research, the comparison between them is wrong. The difference between a 30% margin and a 20% margin is 10 percentage points, which is equivalent to 1000 basis points, not the 500 basis points stated in the claim. This error makes the final part of the claim demonstrably false. Components ruled

Decisive component: The claim that the forecast FY2027 margin is 500 basis points below the FY2025 margin was decisive. This is a direct mathematical error, as the difference is 1000 basis points, making this component factually incorrect and refutable. Corroboration

Year end Revenue (£m)EBITDA (£m) PBT (£m) EPS (p) DPS (p) P/E (x) Yield (%) 5/24 25.4 4.9 3.4 1.43 0.00 N/A N/A 5/25 56.3 17.0 15.1 6.83 0.00 55.7 N/A 5/26e 55.5 11.1 7.9 2.93 0.00 N/A N/A 5/27e 59.6 11.8 7.8 2.68

Counter-evidence

Year end Revenue (£m)EBITDA (£m) ... 5/25 56.3 17.0 ... 5/27e 59.6 11.8

Qualifications: sourced on T4 commentary only

REFUTED — The FY2026 margin collapse occurred despite flat revenue, indicating SpaceX-imposed price compression rather than operating deleverage from volume loss.

Severity: supporting · Source tier: T4 · Cluster: c7 Reasoning: The claim correctly observes that Filtronic's margins collapsed in FY2026 on flat revenue. However, it incorrectly infers the cause was 'price compression'. Counter-evidence covering the same period (FY2026) refutes this by providing an alternative and explicit cause: a 19% increase in operating costs driven by a 24% rise in employee numbers. The claim's proposed mechanism is not only unsupported, but directly contradicted by the reported reason for the profit decline. Components ruled

Decisive component: The decisive component is the inferred mechanism. While the factual predicates of the claim (margin collapse, flat revenue) are correct, its explanation for the cause is directly contradicted by evidence pointing to a surge in operating costs as the driver of lower profits. Corroboration: none validated Counter-evidence

Operating costs increased 19% to £25.1 million from £21.0 million, as the number of employees increased 24% to 236 from 186.

Qualifications: sourced on T4 commentary only

CAVEAT — Filtronic's 34% EBITDA decline in FY2026 on flat revenue signals SpaceX price compression the 253p share price does not yet reflect, against an assumed non-SpaceX floor of about 6.2p.

Severity: supporting · Source tier: n/a · Cluster: c2 Adversary stated CONFIRMED, overruled to CAVEAT by its own weakest component Reasoning: The claim's central factual assertions about Filtronic's FY2026 performance are corroborated by the provided evidence. Source [5] shows revenue moving from £56.3m in FY25 to £54.1m in FY26 (a flat-to-down move) while EBITDA declined from £17.0m to £10.1m, a 40.5% drop. While the claim's 34% figure for the EBITDA decline differs slightly from the 40.5% calculated from the source, it correctly identifies the magnitude and direction of the change. The other components of the claim are analytical inferences (cause of decline, market pricing) which are not directly supported or contradicted, but the factual basis of the claim is solid. Components ruled

Decisive component: The weakest components are the inferred mechanism and consequences, which are unsupported by the provided evidence. However, the core factual assertions of the claim regarding the FY2026 financial results (flat revenue, significant EBITDA decline) are directly corroborated by the counter-evidence, making the overall verdict 'confirmed' based on the factual foundation. Corroboration

Year end Revenue (£m)EBITDA (£m) PBT (£m) EPS (p) DPS (p) P/E (x) Yield (%) 5/24 25.4 4.9 3.4 1.43 0.00 N/A N/A 5/25 56.3 17.0 15.1 6.83 0.00 27.0 N/A 5/26e 54.1 10.1 6.9 2.53 0.00 72.8 N/A 5/27e 59.6 11.8 7.8 2.68 0.00 68.

Counter-evidence: none Qualifications: inherited from an identical claim

CAVEAT — At 253p Filtronic embeds roughly 247p a share of SpaceX expectation and would need about £324m of FY2027 revenue at the house 8x multiple to justify the price, yet the company has disclosed no contract term, volume commitment or pricing protection.

Severity: supporting · Source tier: n/a · Cluster: c2 Adversary stated REFUTED, overruled to CAVEAT by its own weakest component Reasoning: The claim's central factual assertions about Filtronic's FY2026 performance are corroborated by the provided evidence. Source [5] shows revenue moving from £56.3m in FY25 to £54.1m in FY26 (a flat-to-down move) while EBITDA declined from £17.0m to £10.1m, a 40.5% drop. While the claim's 34% figure for the EBITDA decline differs slightly from the 40.5% calculated from the source, it correctly identifies the magnitude and direction of the change. The other components of the claim are analytical inferences (cause of decline, market pricing) which are not directly supported or contradicted, but the factual basis of the claim is solid. Components ruled

Decisive component: The claim's assertion that the company has disclosed 'no contract term, volume commitment or pricing protection' was the decisive component. This is a factual claim that is directly and materially contradicted by multiple sources detailing a specific £47.3m order from SpaceX for delivery in FY27 and FY28. Since a core factual premise is refuted, the overall claim is refuted. Corroboration

The Strategic Partnership includes the ongoing supply of Filtronic’s cutting-edge E-band Solid State Power Amplifiers (SSPA), alongside collaborative efforts in developing and delivering comparable products across multiple frequency bands core to SpaceX’s Starlink

Filtronic, a UK-based company that designs and manufactures high-frequency, high-reliability RF and mmWave transmit and receive solutions, today announced that it has secured its largest ever contract valued at £47.3m ($62.5m) with its long-standing customer, SpaceX, for the Starlink high-speed internet service.

Counter-evidence: none Qualifications: inherited from an identical claim

CAVEAT — Net cash of £10.5m at FY2026 year-end [e14b] is about 2% of market capitalisation — a cushion, not a margin of safety, if SpaceX repricing proves permanent.

Severity: supporting · Source tier: n/a · Cluster: c5 Reasoning: The claim's primary assertion is a net cash figure of £10.5m for the fiscal year ended May 31, 2026. The provided counter-evidence, including a summary of the FY2026 results, does not contain this figure. While other sources support a market capitalization of approximately £614 million around the same period, making the 2% calculation arithmetically correct if the cash figure were true, the factual basis of the claim is unsubstantiated by the materials at hand. Therefore, the verdict is a caveat. Components ruled

Decisive component: The decisive component is the claim's foundational assertion of 'Net cash of £10.5m at FY2026 year-end.' Because this figure is not mentioned in any of the provided sources, the entire claim is unsupported by the available evidence. Corroboration: none validated Counter-evidence: none

REFUTED — At 253p Filtronic embeds roughly 247p a share of SpaceX expectation over a stated-assumption floor of about 6.2p [model, e31, e30]; at the house 8x, justifying the price requires about £324m of FY2027 revenue, and at the ~47x the market pays it requires none. Whether FY2026's collapse was investment or repricing is what the FY2027 print settles.

Severity: load_bearing · Source tier: n/a · Cluster: c-thesis_v2 Reasoning: The claim frames its analysis around a supposed 'collapse' in Filtronic's FY2026 results. However, counter-evidence from the company's own FY2026 earnings report, covering the period ended May 31, 2026, directly contradicts this premise. The report states revenue was £55.5m, only a minor decrease from the prior year's £56.3m. A 1.4% decline in revenue is not a 'collapse', thereby refuting a key factual basis of the claim. Components ruled

Decisive component: The decisive component is the claim's characterization of FY2026 performance as a 'collapse'. This is a factual assertion that is directly refuted by the evidence, which shows revenue was 'broadly in line' with the prior year. Corroboration: none validated Counter-evidence

The AIM-listed designer and manufacturer of radio frequency products for the aerospace, defence, telecoms and space sectors posted revenue of £55.5m for the year to 31 May 2026, broadly in line with the previous year’s £56.3m.

Qualifications: inherited from an identical claim

REFUTED — At 253p Filtronic embeds roughly 247p a share of SpaceX expectation over a stated-assumption floor of about 6.2p [model, e31, e30]; at the house 8x, justifying the price requires about £324m of FY2027 revenue, and at the ~47x the market pays it requires none. Whether FY2026's collapse was investment or repricing is what the FY2027 print settles.

Severity: load_bearing · Source tier: n/a · Cluster: c-thesis_v2 Reasoning: The claim frames its analysis around a supposed 'collapse' in Filtronic's FY2026 results. However, counter-evidence from the company's own FY2026 earnings report, covering the period ended May 31, 2026, directly contradicts this premise. The report states revenue was £55.5m, only a minor decrease from the prior year's £56.3m. A 1.4% decline in revenue is not a 'collapse', thereby refuting a key factual basis of the claim. Components ruled

Decisive component: The decisive component is the claim's characterization of FY2026 performance as a 'collapse'. This is a factual assertion that is directly refuted by the evidence, which shows revenue was 'broadly in line' with the prior year. Corroboration: none validated Counter-evidence

The AIM-listed designer and manufacturer of radio frequency products for the aerospace, defence, telecoms and space sectors posted revenue of £55.5m for the year to 31 May 2026, broadly in line with the previous year’s £56.3m.

CAVEAT — At 253p Filtronic carries a £555m market capitalisation on 219.5m shares [e31] and embeds roughly 247p a share of SpaceX expectation over a stated-assumption floor of about 6.2p [model, e31, e30] — a floor resting on an assumed 8% EBITDA margin and 4x exit multiple for a business Filtronic does not break out. At the house's 8x multiple, justifying 253p would require about £324m of FY2027 revenue against £55.5m delivered in FY2026; at the ~47x the market pays, no growth is required at all. Whether FY2026's collapse was investment or repricing is exactly what the FY2027 print settles, and at 47x the market has already chosen its answer.

Severity: supporting · Source tier: n/a · Cluster: c2 Reasoning: The claim's central factual assertions about Filtronic's FY2026 performance are corroborated by the provided evidence. Source [5] shows revenue moving from £56.3m in FY25 to £54.1m in FY26 (a flat-to-down move) while EBITDA declined from £17.0m to £10.1m, a 40.5% drop. While the claim's 34% figure for the EBITDA decline differs slightly from the 40.5% calculated from the source, it correctly identifies the magnitude and direction of the change. The other components of the claim are analytical inferences (cause of decline, market pricing) which are not directly supported or contradicted, but the factual basis of the claim is solid. Components ruled: none enumerated — the adversary returned no decomposition Corroboration: none validated Counter-evidence: none Qualifications: inherited from an identical claim; counter-search queries composed mechanically, not adversarially framed

CAVEAT — At 253p Filtronic embeds roughly 247p a share of SpaceX expectation over a stated-assumption floor of about 6.2p [model, e31, e30]; at the house 8x, justifying the price requires about £324m of FY2027 revenue, and at the ~47x the market pays it requires none. FY2026 was flat revenue and a 70% operating-profit decline — the margin collapsed; the top line did not — and whether that was investment or repricing is what the FY2027 print settles.

Severity: supporting · Source tier: n/a · Cluster: c-thesis_v3 Adversary stated CONFIRMED, overruled to CAVEAT by its own weakest component Reasoning: The claim's central factual assertion about Filtronic's FY2026 performance—flat revenue and a steep operating profit decline—is directly corroborated by the company's full-year results. Source [1] reports revenue of £55.5m (vs £56.3m prior year) and an operating profit reduction to £4m from £13m, a 69% drop, which aligns with the claim's 70% figure. The claim's framing of the profit decline as a question of 'investment or repricing' is also supported by the company's explanation that it was a 'year of investment'. The model-based valuation components are not verifiable from the evidence, but they do not contradict it, and the factual core of the claim holds. Components ruled

Decisive component: The weakest component with a confirmed verdict is the factual assertion about FY2026 results. While other components are model-based and thus caveated, the core factual basis of the claim is strongly corroborated by the evidence. Corroboration

The AIM-listed designer and manufacturer of radio frequency products for the aerospace, defence, telecoms and space sectors posted revenue of £55.5m for the year to 31 May 2026, broadly in line with the previous year’s £56.3m. Adjusted EBITDA fell to £11.3m from £17m, while operating profit reduced to £4m from £13.

Filtronic says it has entered its new financial year with around 90% of expected revenues already covered by its order book, despite reporting lower profits following a year of investment in capacity and technology.

Counter-evidence: none Qualifications: inherited from an identical claim

CAVEAT — At 253p Filtronic embeds roughly 247p a share of SpaceX expectation over a stated-assumption floor of about 6.2p [model, e31, e30]; at the house 8x, justifying the price requires about £324m of FY2027 revenue, and at the ~47x the market pays it requires none. FY2026 was flat revenue and a 70% operating-profit decline — the margin collapsed; the top line did not — and whether that was investment or repricing is what the FY2027 print settles.

Severity: supporting · Source tier: n/a · Cluster: c-thesis_v3 Adversary stated CONFIRMED, overruled to CAVEAT by its own weakest component Reasoning: The claim's central factual assertion about Filtronic's FY2026 performance—flat revenue and a steep operating profit decline—is directly corroborated by the company's full-year results. Source [1] reports revenue of £55.5m (vs £56.3m prior year) and an operating profit reduction to £4m from £13m, a 69% drop, which aligns with the claim's 70% figure. The claim's framing of the profit decline as a question of 'investment or repricing' is also supported by the company's explanation that it was a 'year of investment'. The model-based valuation components are not verifiable from the evidence, but they do not contradict it, and the factual core of the claim holds. Components ruled

Decisive component: The weakest component with a confirmed verdict is the factual assertion about FY2026 results. While other components are model-based and thus caveated, the core factual basis of the claim is strongly corroborated by the evidence. Corroboration

The AIM-listed designer and manufacturer of radio frequency products for the aerospace, defence, telecoms and space sectors posted revenue of £55.5m for the year to 31 May 2026, broadly in line with the previous year’s £56.3m. Adjusted EBITDA fell to £11.3m from £17m, while operating profit reduced to £4m from £13.

Filtronic says it has entered its new financial year with around 90% of expected revenues already covered by its order book, despite reporting lower profits following a year of investment in capacity and technology.

Counter-evidence: none

CAVEAT — Filtronic's 34% EBITDA decline in FY2026 on flat revenue signals SpaceX price compression the 253p share price does not yet reflect, against an assumed non-SpaceX floor of about 6.2p.

Severity: supporting · Source tier: n/a · Cluster: c2 Adversary stated CONFIRMED, overruled to CAVEAT by its own weakest component Reasoning: The claim's central factual assertions about Filtronic's FY2026 performance are corroborated by the provided evidence. Source [5] shows revenue moving from £56.3m in FY25 to £54.1m in FY26 (a flat-to-down move) while EBITDA declined from £17.0m to £10.1m, a 40.5% drop. While the claim's 34% figure for the EBITDA decline differs slightly from the 40.5% calculated from the source, it correctly identifies the magnitude and direction of the change. The other components of the claim are analytical inferences (cause of decline, market pricing) which are not directly supported or contradicted, but the factual basis of the claim is solid. Components ruled

Decisive component: The weakest components are the inferred mechanism and consequences, which are unsupported by the provided evidence. However, the core factual assertions of the claim regarding the FY2026 financial results (flat revenue, significant EBITDA decline) are directly corroborated by the counter-evidence, making the overall verdict 'confirmed' based on the factual foundation. Corroboration

Year end Revenue (£m)EBITDA (£m) PBT (£m) EPS (p) DPS (p) P/E (x) Yield (%) 5/24 25.4 4.9 3.4 1.43 0.00 N/A N/A 5/25 56.3 17.0 15.1 6.83 0.00 27.0 N/A 5/26e 54.1 10.1 6.9 2.53 0.00 72.8 N/A 5/27e 59.6 11.8 7.8 2.68 0.00 68.

Counter-evidence: none

CAVEAT — At 253p Filtronic embeds roughly 247p a share of SpaceX expectation and would need about £324m of FY2027 revenue at the house 8x multiple to justify the price, yet the company has disclosed no contract term, volume commitment or pricing protection.

Severity: supporting · Source tier: n/a · Cluster: c2 Adversary stated REFUTED, overruled to CAVEAT by its own weakest component Reasoning: The claim's central factual assertions about Filtronic's FY2026 performance are corroborated by the provided evidence. Source [5] shows revenue moving from £56.3m in FY25 to £54.1m in FY26 (a flat-to-down move) while EBITDA declined from £17.0m to £10.1m, a 40.5% drop. While the claim's 34% figure for the EBITDA decline differs slightly from the 40.5% calculated from the source, it correctly identifies the magnitude and direction of the change. The other components of the claim are analytical inferences (cause of decline, market pricing) which are not directly supported or contradicted, but the factual basis of the claim is solid. Components ruled

Decisive component: The claim's assertion that the company has disclosed 'no contract term, volume commitment or pricing protection' was the decisive component. This is a factual claim that is directly and materially contradicted by multiple sources detailing a specific £47.3m order from SpaceX for delivery in FY27 and FY28. Since a core factual premise is refuted, the overall claim is refuted. Corroboration

The Strategic Partnership includes the ongoing supply of Filtronic’s cutting-edge E-band Solid State Power Amplifiers (SSPA), alongside collaborative efforts in developing and delivering comparable products across multiple frequency bands core to SpaceX’s Starlink

Filtronic, a UK-based company that designs and manufactures high-frequency, high-reliability RF and mmWave transmit and receive solutions, today announced that it has secured its largest ever contract valued at £47.3m ($62.5m) with its long-standing customer, SpaceX, for the Starlink high-speed internet service.

Counter-evidence: none Qualifications: inherited from an identical claim

CAVEAT — Net cash of £10.5m at FY2026 year-end [e14b] is about 2% of market capitalisation — a cushion, not a margin of safety, if SpaceX repricing proves permanent.

Severity: supporting · Source tier: n/a · Cluster: c5 Reasoning: The claim's primary assertion is a net cash figure of £10.5m for the fiscal year ended May 31, 2026. The provided counter-evidence, including a summary of the FY2026 results, does not contain this figure. While other sources support a market capitalization of approximately £614 million around the same period, making the 2% calculation arithmetically correct if the cash figure were true, the factual basis of the claim is unsubstantiated by the materials at hand. Therefore, the verdict is a caveat. Components ruled

Decisive component: The decisive component is the claim's foundational assertion of 'Net cash of £10.5m at FY2026 year-end.' Because this figure is not mentioned in any of the provided sources, the entire claim is unsupported by the available evidence. Corroboration: none validated Counter-evidence: none

7. How much weight the challenge can bear

These are the limits of the check above. They are published for the same reason the annex is: a challenge you cannot see the edges of is not a challenge. Never tested: none — every claim in the set drew a ruling.

Rulings cut short: none.

Ruled by the fallback model: none.

Counter-search composed mechanically (3). The adversary could not write usable search queries for these claims, so they were composed from the claim's own terms. Such queries are not adversarially framed: they surface corroborating material as readily as contradicting material. The ruling itself is unaffected.

Resting on T4 commentary only (4).

Sourcing flags raised while outlining (10).

Excluded as unverifiable (1). These assert what a document that does not yet exist will show, so they could not be verified in either direction and were kept out of the attack set.

7b. The house number

What Filtronic is worth per share if margins recover modestly to 21%, SpaceX stays at 70% of revenue, and the market pays a sector-standard 8x EBITDA multiple.

It is the model's output implied_price_per_share_p, stated in GBP/share, computed as (equity_value_m / shares_outstanding_m) * 100 from the argued parameters — not asserted in prose.

Market reference. 2.53 GBP/share as of 2026-08-10, from London Stock Exchange (FTC.L). Market data for reconciliation only — not house evidence.

8. The decision to publish

Gate outcome: accepted rewrite Claims refuted before publication: 11 — each was rewritten or removed Evidence grade: A — The source base rests heavily on company disclosure and a single Edison forecast of uncertain vintage; margin analysis requires arithmetic from stated figures, and the SpaceX revenue attribution is nowhere broken out by Filtronic, limiting confidence in any permanence claim. Decay: Recheck against FY2027 full-year results, August 2027. Resolution date: 2027-08-31 Disclosure: CONTEXXT holds no position in Filtronic PLC and receives no compensation from any party named here. Research assisted by machine agents; every load-bearing claim is attributed and attacked before publication. Not published here: cost and token spend, retries and provider timeouts, editor identities, the system prompts, per-call model configuration, and the itemised list of discarded sources. None of it qualifies the research; all of it describes how we operate.