OncoSil Medical (ASX:OSL) Shares Buyback Ratio %: -63.33 (As of Jul. 26, 2026)

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ASX:OSL OncoSil Medical Ltd ASX:OSL
45 GF Score
Price A$1.21
GF Value A$2.91
Valuation Possible Value Trap
! 4 Warning Signs
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What is OncoSil Medical Shares Buyback Ratio %?

OncoSil Medical ASX:OSL -7.31% 45 Shares Buyback Ratio % is -63.33 as of Jul. 26, 2026. GuruFocus rates ASX:OSL with a GF Score™ of 45/100 and a GF Value™ of A$2.91 (Possible Value Trap). The stock has 4 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. OncoSil Medical's current shares buyback ratio was -63.33%.

OncoSil Medical Shares Buyback Ratio % Related Terms

OncoSil Medical Shares Buyback Ratio % Historical Data

* Premium members only.

The historical data trend for OncoSil Medical'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.

OncoSil Medical Shares Buyback Ratio % Chart

OncoSil Medical Annual Data
Trend Jun16 Jun17 Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25
Shares Buyback Ratio %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 3.75 -22.80 -61.95 -59.28 -70.71

OncoSil Medical 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 0.06 -59.37 -38.25 -23.47 -32.28
ASX:OSL
45GF Score
OncoSil Medical Ltd ASX:OSL
Shares Buyback Ratio % is just one metric. See GF Score™, valuation, warning signs, and more.
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OncoSil Medical Shares Buyback Ratio % Calculation

OncoSil Medical's Shares Buyback Ratio for the fiscal year that ended in Jun. 2025 is calculated as

Shares Buyback Ratio=(Shares Outstanding (EOP) (A: Jun. 2024 ) - Shares Outstanding (EOP) (A: Jun. 2025 )) / Shares Outstanding (EOP) (A: Jun. 2024 )
=(8.378 - 14.302) / 8.378
=-70.71%

OncoSil Medical'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 )
=(14.302 - 18.918) / 14.302
=-32.28%

* 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 -63.33 mean?
OncoSil Medical (ASX:OSL) has a Shares Buyback Ratio % of -63.33 as of Jul. 26, 2026. Share buyback ratio is the percent change of a company's shares outstanding from two periods. View historical data on OncoSil Medical and its competitors.
Is OncoSil Medical's Shares Buyback Ratio % too high?
OncoSil Medical's current Shares Buyback Ratio % is -63.33. Overall, OncoSil Medical has a GF Score™ of 45/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does OncoSil Medical's Shares Buyback Ratio % compare to ABT and SYK?
OncoSil Medical's Shares Buyback Ratio % of -63.33 can be compared against companies in the Medical Devices & Instruments 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 Medical Devices & Instruments company?
A good Shares Buyback Ratio % depends on the Medical Devices & Instruments 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 OncoSil Medical and its competitors. OncoSil Medical's current Shares Buyback Ratio % is -63.33. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is OncoSil Medical stock overvalued right now?
Based on GuruFocus' analysis, OncoSil Medical (ASX:OSL) is currently considered Possible Value Trap. The stock's GF Value™ is A$2.91, compared to a current price of A$1.21 — trading 58.6% below its estimated fair value. The current Shares Buyback Ratio % is -63.33. OncoSil Medical's overall GF Score™ is 45/100 with 4 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 OncoSil Medical (ASX:OSL), the current Shares Buyback Ratio % is -63.33 as of Jul. 26, 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 OncoSil Medical (ASX:OSL) Overvalued in 2026?

Based on GuruFocus' analysis, OncoSil Medical stock appears to be undervalued. The current stock price of A$1.21 is trading 58.6% below its estimated GF Value™ of A$2.91. GuruFocus considers OncoSil Medical to be Possible Value Trap.

Key valuation signals for ASX:OSL:

  • Shares Buyback Ratio %: -63.33
  • GF Value™: A$2.91 vs. price of A$1.21 (58.6% below fair value)
  • GF Score™: 45/100 with 4 warning signs

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

OncoSil Medical Business Description

Address 7 Eden Park Drive, Level 5, Macquarie Park, Sydney, NSW, AUS, 2113
OncoSil Medical Ltd is a medical device company. It is engaged in the development and commercialization of its product candidate, the OncoSil localized radiation therapy for the treatment of pancreatic and distal cholangiocarcinoma. It operates in one segment. the device development for new medical treatments. Geographically, the company derives its maximum revenue from Europe and the rest from Australia and New Zealand.
45GF Score

Get the complete analysis for ASX:OSL

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

A$1.21
Price
A$2.91
GF Value