TMX Group (TSX:X) Shares Buyback Ratio %: 0.93 (As of Sep. 15, 2026)

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TSX:X TMX Group Ltd TSX:X
89 GF Score
Price C$53.40
GF Value C$59.27
Valuation Modestly Undervalued
! 7 Warning Signs
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What is TMX Group Shares Buyback Ratio %?

TMX Group TSX:X -0.87% 89 Shares Buyback Ratio % is 0.93 as of Sep. 15, 2026. GuruFocus rates TSX:X with a GF Score™ of 89/100 and a GF Value™ of C$59.27 (Modestly 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. TMX Group's current shares buyback ratio was 0.93%.

TMX Group Shares Buyback Ratio % Related Terms

TMX Group Shares Buyback Ratio % Historical Data

* Premium members only.

The historical data trend for TMX Group'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.

TMX Group Shares Buyback Ratio % Chart

TMX Group 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 0.74 0.36 0.64 -0.43 -0.14

TMX Group Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
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 -0.02 -0.03 -0.02 0.42 0.56
TSX:X
89GF Score
TMX Group Ltd TSX:X
Shares Buyback Ratio % is just one metric. See GF Score™, valuation, warning signs, and more.
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TMX Group Shares Buyback Ratio % Calculation

TMX Group'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 )
=(277.81549 - 278.205642) / 277.81549
=-0.14%

TMX Group's Shares Buyback Ratio for the quarter that ended in Jun. 2026 is calculated as

Shares Buyback Ratio=(Shares Outstanding (EOP) (A: Mar. 2026 ) - Shares Outstanding (EOP) (A: Jun. 2026 )) / Shares Outstanding (EOP) (A: Mar. 2026 )
=(277.051015 - 275.513807) / 277.051015
=0.55%

* 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 0.93 mean?
TMX Group (TSX:X) has a Shares Buyback Ratio % of 0.93 as of Sep. 15, 2026. Share buyback ratio is the percent change of a company's shares outstanding from two periods. View historical data on TMX Group and its competitors.
Is TMX Group's Shares Buyback Ratio % too high?
TMX Group's current Shares Buyback Ratio % is 0.93. Overall, TMX Group has a GF Score™ of 89/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does TMX Group's Shares Buyback Ratio % compare to SPGI and CME?
TMX Group's Shares Buyback Ratio % of 0.93 can be compared against companies in the Capital Markets 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 Capital Markets company?
A good Shares Buyback Ratio % depends on the Capital Markets 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 TMX Group and its competitors. TMX Group's current Shares Buyback Ratio % is 0.93. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is TMX Group stock overvalued right now?
Based on GuruFocus' analysis, TMX Group (TSX:X) is currently considered Modestly Undervalued. The stock's GF Value™ is C$59.27, compared to a current price of C$53.40 — trading 9.9% below its estimated fair value. The current Shares Buyback Ratio % is 0.93. TMX Group's overall GF Score™ is 89/100 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 TMX Group (TSX:X), the current Shares Buyback Ratio % is 0.93 as of Sep. 15, 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 TMX Group (TSX:X) Overvalued in 2026?

Based on GuruFocus' analysis, TMX Group stock appears to be undervalued. The current stock price of C$53.40 is trading 9.9% below its estimated GF Value™ of C$59.27. GuruFocus considers TMX Group to be Modestly Undervalued.

Key valuation signals for TSX:X:

  • Shares Buyback Ratio %: 0.93
  • GF Value™: C$59.27 vs. price of C$53.40 (9.9% below fair value)
  • GF Score™: 89/100 with 7 warning signs

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

TMX Group Business Description

Other Exchanges TMXXF:USA9TX:Germany
Address 100 Adelaide Street West, Toronto, ON, CAN, M5H 1S3
TMX Group Ltd is a company that operates several markets to provide investment opportunities for its clients. The company has four operating segments: Global Solutions, Insights & Analytics, Capital Formation, Derivatives Trading & Clearing, and Equities and Fixed Income Trading & Clearing. The maximum of its revenue is from Global Solutions, Insights & Analytics, which deliver equities data, index data as well as integrated data sets to fuel high value proprietary and third party analytics, which help clients make trading and investment decisions. The company geographically operates in Canada, USA, UK, Germany, and Other Countries, with maximum revenue from Canada.
89GF Score

Get the complete analysis for TSX:X

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

C$53.40
Price
C$59.27
GF Value