Fusion Antibodies (LSE:FAB) Buyback Yield %: -4.13 (As of Jul. 11, 2026)


LSE:FAB Fusion Antibodies PLC LSE:FAB
33 GF Score
Price £0.11
GF Value £0.04
Valuation Significantly Overvalued
! 4 Warning Signs
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What is Fusion Antibodies Buyback Yield %?

Fusion Antibodies LSE:FAB -4.35% 33 Buyback Yield % is -4.13 as of Jul. 11, 2026. GuruFocus rates LSE:FAB with a GF Score™ of 33/100 and a GF Value™ of £0.04 (Significantly Overvalued). The stock has 4 warning signs investors should review. Among 742 Biotechnology companies, Fusion Antibodies ranks better than 62.67% on this metric.

Buyback yield is the net repurchase of shares outstanding over the market capital of the company. It is a measure of shareholder return.

Fusion Antibodies's current buyback yield was -4.13%.


Fusion Antibodies Buyback Yield % Historical Data

* Premium members only.

The historical data trend for Fusion Antibodies's Buyback Yield % can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Fusion Antibodies Buyback Yield % Chart

Fusion Antibodies Annual Data
Trend Mar16 Mar17 Mar18 Mar19 Mar20 Mar21 Mar22 Mar23 Mar24 Mar25
Buyback Yield %
Get a 7-Day Free Trial Premium Member Only Premium Member Only -7.00 -0.74 0.00 -78.52 -8.60

Fusion Antibodies Semi-Annual Data
Mar15 Mar16 Mar17 Sep17 Mar18 Sep18 Mar19 Sep19 Mar20 Sep20 Mar21 Sep21 Mar22 Sep22 Mar23 Sep23 Mar24 Sep24 Mar25 Sep25
Buyback Yield % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -51.13 -78.52 -28.19 -8.60 -2.86

LSE:FAB vs VRTX, REGN, ALNY: Buyback Yield % Comparison

For the Biotechnology subindustry, Fusion Antibodies's Buyback Yield %, along with its competitors' market caps and Buyback Yield % data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.


Fusion Antibodies Buyback Yield % vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, Fusion Antibodies's Buyback Yield % distribution charts can be found below:

* The bar in red indicates where Fusion Antibodies's Buyback Yield % falls into.


LSE:FAB
33GF Score
Fusion Antibodies PLC LSE:FAB
Buyback Yield % is just one metric. See GF Score™, valuation, warning signs, and more.
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Fusion Antibodies Buyback Yield % Calculation

Buyback yield is a measure of shareholder return.

Fusion Antibodies's Buyback Yield for the fiscal year that ended in Mar. 2025 is calculated as

Buyback Yield=Net Issuance of Stock / Market Cap
=- (Repurchase of Stock + Issuance of Stock) / Market Cap
=- (0 + 0.555) / 6.451473
=-8.60%

Fusion Antibodies's annualized Buyback Yield for the quarter that ended in Sep. 2025 is calculated as

Buyback Yield=Net Issuance of Stock(TTM) / Market Cap
=- (Repurchase of Stock + Issuance of Stock) (TTM)** / Market Cap
=- (0 + 0.568) / 19.8898
=-2.86%

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

** If the quarter corresponds to the year-end period, we will use the annual Repurchase of Stock and Issuance of Stock data .

Frequently Asked Questions Learn more about Buyback Yield % →
What does a Buyback Yield % of -4.13 mean?
Fusion Antibodies (LSE:FAB) has a Buyback Yield % of -4.13 as of Jul. 11, 2026. Share buyback yield equals the net issuance of stock divided by market cap. View historical data on Fusion Antibodies and its competitors. According to the industry distribution chart, Fusion Antibodies ranks #277 out of 742 companies in the Biotechnology industry, placing it in the top 37.3%.
Is Fusion Antibodies' Buyback Yield % too high?
Fusion Antibodies' current Buyback Yield % is -4.13. Based on the distribution chart, Fusion Antibodies ranks #277 out of 742 companies in the Biotechnology industry, which is above the industry midpoint. Overall, Fusion Antibodies has a GF Score™ of 33/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Fusion Antibodies' Buyback Yield % compare to VRTX and REGN?
According to the Biotechnology industry distribution chart, Fusion Antibodies ranks #277 out of 742 companies for Buyback Yield %. This puts Fusion Antibodies in the upper half of its industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Buyback Yield % for a Biotechnology company?
A good Buyback Yield % depends on the Biotechnology industry context. However, Buyback Yield % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Buyback Yield % mean?
A high Buyback Yield % can signal that a stock is expensive relative to its fundamentals. Share buyback yield equals the net issuance of stock divided by market cap. View historical data on Fusion Antibodies and its competitors. Fusion Antibodies's current Buyback Yield % is -4.13. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Fusion Antibodies stock overvalued right now?
Based on GuruFocus' analysis, Fusion Antibodies (LSE:FAB) is currently considered Significantly Overvalued. The stock's GF Value™ is £0.04, compared to a current price of £0.11 — trading 175% above its estimated fair value. The current Buyback Yield % is -4.13. Fusion Antibodies' overall GF Score™ is 33/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Buyback Yield % calculated?
Buyback Yield % is calculated from a company's financial statements. For Fusion Antibodies (LSE:FAB), the current Buyback Yield % is -4.13 as of Jul. 11, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Fusion Antibodies (LSE:FAB) Overvalued in 2026?

Based on GuruFocus' analysis, Fusion Antibodies stock appears to be overvalued. The current stock price of £0.11 is trading 175% above its estimated GF Value™ of £0.04. GuruFocus considers Fusion Antibodies to be Significantly Overvalued.

Key valuation signals for LSE:FAB:

  • Buyback Yield %: -4.13
  • GF Value™: £0.04 vs. price of £0.11 (175% above fair value)
  • GF Score™: 33/100 with 4 warning signs

No single metric tells the full story. See the LSE:FAB stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Fusion Antibodies Business Description

Address 1 Springbank Road, Springbank Industrial Estate, Dunmurry, Northern Ireland, Belfast, GBR, BT17 0QL
Fusion Antibodies PLC is a Contract Research Organisation (CRO) providing antibody identification, engineering, and expression services for the discovery and development of antibodies for human and veterinary therapeutics, as well as for diagnostics. Its customers are pharmaceutical, biotech, veterinary, diagnostic, and life science research companies. The company's three core service areas include: Discovery (identification, screening, and sequencing of novel antibodies); Engineering (optimising the performance of antibodies); and Supply (production and purification of antibodies for further development). Geographically company generates the majority of its revenue from North America and the Rest of the World, followed by the United Kingdom and the Rest of Europe.
33GF Score

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Buyback Yield % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

£0.11
Price
£0.04
GF Value