CSL (CSLLY) Shares Buyback Ratio %: 0.00 (As of Jul. 19, 2026)

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CSLLY CSL Ltd CSLLY
73 GF Score
Price $21.76
GF Value $50.41
Valuation Significantly Undervalued
! 7 Warning Signs
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What is CSL Shares Buyback Ratio %?

CSL CSLLY +1.54% 73 Shares Buyback Ratio % is 0.00 as of Jul. 19, 2026. GuruFocus rates CSLLY with a GF Score™ of 73/100 and a GF Value™ of $50.41 (Significantly Undervalued). The stock has 7 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. CSL's current shares buyback ratio was 0.00%.

CSL Shares Buyback Ratio % Related Terms

CSL Shares Buyback Ratio % Historical Data

* Premium members only.

The historical data trend for CSL'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.

CSL Shares Buyback Ratio % Chart

CSL 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 -0.24 -5.84 -0.14 -0.18 -0.20

CSL Semi-Annual Data
Dec15 Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 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 -0.03 -0.15 -0.03 -0.20 0.43
CSLLY
73GF Score
CSL Ltd CSLLY
Shares Buyback Ratio % is just one metric. See GF Score™, valuation, warning signs, and more.
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CSL Shares Buyback Ratio % Calculation

CSL'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 )
=(1933.011 - 1936.848) / 1933.011
=-0.20%

CSL'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 )
=(1936.848 - 1928.523) / 1936.848
=0.43%

* 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 0.00 mean?
CSL (CSLLY) has a Shares Buyback Ratio % of 0.00 as of Jul. 19, 2026. Share buyback ratio is the percent change of a company's shares outstanding from two periods. View historical data on CSL and its competitors.
Is CSL's Shares Buyback Ratio % too high?
CSL's current Shares Buyback Ratio % is 0.00. Overall, CSL has a GF Score™ of 73/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does CSL's Shares Buyback Ratio % compare to VRTX and REGN?
CSL's Shares Buyback Ratio % of 0.00 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 CSL and its competitors. CSL's current Shares Buyback Ratio % is 0.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is CSL stock overvalued right now?
Based on GuruFocus' analysis, CSL (CSLLY) is currently considered Significantly Undervalued. The stock's GF Value™ is $50.41, compared to a current price of $21.76 — trading 56.8% below its estimated fair value. The current Shares Buyback Ratio % is 0.00. CSL's overall GF Score™ is 73/100 with 7 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 CSL (CSLLY), the current Shares Buyback Ratio % is 0.00 as of Jul. 19, 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 CSL (CSLLY) Overvalued in 2026?

Based on GuruFocus' analysis, CSL stock appears to be undervalued. The current stock price of $21.76 is trading 56.8% below its estimated GF Value™ of $50.41. GuruFocus considers CSL to be Significantly Undervalued.

Key valuation signals for CSLLY:

  • Shares Buyback Ratio %: 0.00
  • GF Value™: $50.41 vs. price of $21.76 (56.8% below fair value)
  • GF Score™: 73/100 with 7 warning signs

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

CSL Business Description

Address 655 Elizabeth Street, Melbourne, VIC, AUS, 3000
CSL is one of the largest global biotech companies and has three main segments. CSL Behring either uses plasma-derived proteins or recombinants to treat conditions including immunodeficiencies, bleeding disorders, and neurological indications. CSL Seqirus is the world's second-largest influenza vaccination business and was acquired in fiscal 2016. CSL Vifor is an iron deficiency and nephrology business and was acquired in fiscal 2023. CSL has a strong R&D track record, and the product portfolio and pipeline include nonplasma products as the firm continues to broaden its scope. Originally formed in Australia as a government-owned entity, CSL now earns roughly half its revenue in North America and a quarter in Europe.
73GF Score

Get the complete analysis for CSLLY

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

$21.76
Price
$50.41
GF Value