PureTech Health (CHIX:PRTCL) Shares Buyback Ratio %: -0.95 (As of Aug. 17, 2026)

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CHIX:PRTCL PureTech Health PLC CHIX:PRTCL
65 GF Score
Price £1.18
GF Value £5.43
Valuation Possible Value Trap
! 3 Warning Signs
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What is PureTech Health Shares Buyback Ratio %?

PureTech Health CHIX:PRTCL -4.22% 65 Shares Buyback Ratio % is -0.95 as of Aug. 17, 2026. GuruFocus rates CHIX:PRTCL with a GF Score™ of 65/100 and a GF Value™ of £5.43 (Possible Value Trap). The stock has 3 warning signs investors should review.

Shares Outstanding (EOP) are shares that have been authorized, issued, and purchased by investors and are held by them.

GuruFocus calculates shares buyback ratio using previous shares outstanding minus the current shares outstanding, and then divides by previous shares outstanding. PureTech Health's current shares buyback ratio was -0.95%.

PureTech Health Shares Buyback Ratio % Related Terms

PureTech Health Shares Buyback Ratio % Historical Data

* Premium members only.

The historical data trend for PureTech Health's Shares Buyback Ratio % 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.

PureTech Health Shares Buyback Ratio % Chart

PureTech Health Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Shares Buyback Ratio %
Get a 7-Day Free Trial Premium Member Only Premium Member Only -0.67 3.21 2.41 11.93 -0.95

PureTech Health Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
Shares Buyback Ratio % 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 1.74 11.93 0.00 -0.35 -0.60
CHIX:PRTCL
65GF Score
PureTech Health PLC CHIX:PRTCL
Shares Buyback Ratio % is just one metric. See GF Score™, valuation, warning signs, and more.
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PureTech Health Shares Buyback Ratio % Calculation

PureTech Health's Shares Buyback Ratio for the fiscal year that ended in Dec. 2025 is calculated as

Shares Buyback Ratio=(Shares Outstanding (EOP) (A: Dec. 2024 ) - Shares Outstanding (EOP) (A: Dec. 2025 )) / Shares Outstanding (EOP) (A: Dec. 2024 )
=(239.421 - 241.684) / 239.421
=-0.95%

PureTech Health's Shares Buyback Ratio for the quarter that ended in Dec. 2025 is calculated as

Shares Buyback Ratio=(Shares Outstanding (EOP) (A: Jun. 2025 ) - Shares Outstanding (EOP) (A: Dec. 2025 )) / Shares Outstanding (EOP) (A: Jun. 2025 )
=(240.254 - 241.684) / 240.254
=-0.60%

* 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.

Frequently Asked Questions Learn more about Shares Buyback Ratio % →
What does a Shares Buyback Ratio % of -0.95 mean?
PureTech Health (CHIX:PRTCL) has a Shares Buyback Ratio % of -0.95 as of Aug. 17, 2026. Share buyback ratio is the percent change of a company's shares outstanding from two periods. View historical data on PureTech Health and its competitors.
Is PureTech Health's Shares Buyback Ratio % too high?
PureTech Health's current Shares Buyback Ratio % is -0.95. Overall, PureTech Health has a GF Score™ of 65/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does PureTech Health's Shares Buyback Ratio % compare to VRTX and REGN?
PureTech Health's Shares Buyback Ratio % of -0.95 can be compared against companies in the Biotechnology industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Shares Buyback Ratio % for a Biotechnology company?
A good Shares Buyback Ratio % depends on the Biotechnology industry context. However, Shares Buyback Ratio % 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 Shares Buyback Ratio % mean?
A high Shares Buyback Ratio % can signal that a stock is expensive relative to its fundamentals. Share buyback ratio is the percent change of a company's shares outstanding from two periods. View historical data on PureTech Health and its competitors. PureTech Health's current Shares Buyback Ratio % is -0.95. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is PureTech Health stock overvalued right now?
Based on GuruFocus' analysis, PureTech Health (CHIX:PRTCL) is currently considered Possible Value Trap. The stock's GF Value™ is £5.43, compared to a current price of £1.18 — trading 78.3% below its estimated fair value. The current Shares Buyback Ratio % is -0.95. PureTech Health's overall GF Score™ is 65/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Shares Buyback Ratio % calculated?
Shares Buyback Ratio % is calculated from a company's financial statements. For PureTech Health (CHIX:PRTCL), the current Shares Buyback Ratio % is -0.95 as of Aug. 17, 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 PureTech Health (CHIX:PRTCL) Overvalued in 2026?

Based on GuruFocus' analysis, PureTech Health stock appears to be undervalued. The current stock price of £1.18 is trading 78.3% below its estimated GF Value™ of £5.43. GuruFocus considers PureTech Health to be Possible Value Trap.

Key valuation signals for CHIX:PRTCL:

  • Shares Buyback Ratio %: -0.95
  • GF Value™: £5.43 vs. price of £1.18 (78.3% below fair value)
  • GF Score™: 65/100 with 3 warning signs

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

PureTech Health Business Description

Address 6 Tide Street, Suite 400, Boston, MA, USA, 02210
PureTech Health PLC, together with its subsidiaries, is a clinical-stage biopharma company developing medicines to modulate the adaptive human system. The company is focused on developing and commercializing differentiated medicines for devastating diseases, including inflammatory, immunological conditions, intractable cancers, lymphatic & gastrointestinal diseases, and neurological and neuropsychological disorders, among others. Its drug development pipeline consists of Deupirfenidone (LYT-100), for the potential treatment of idiopathic pulmonary fibrosis (IPF), LYT-200, SPT-300, an oral drug for depressive disorder, SPT-320, and others. The company's operating segments include Parent Companies & Other, which derives key revenue, Wholly-Owned Programs, and Controlled Founded Entities.
65GF Score

Get the complete analysis for CHIX:PRTCL

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

£1.18
Price
£5.43
GF Value