BOSTON SCIENTIFIC CORP (BSX) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Low Risk
Limited dilution potential
Last updated: November 03, 2025

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 0.83% (2 years)
Historical Dilution Factor: minimal recent dilution
Outstanding Shares
1.5B
Potential Supply
0
Additional shares possible
Splits
None
Past 2 years

Summary

BSX currently has 1.48B outstanding shares. with minimal authorized share overhang for future dilution. The company has minimally diluted shareholders by 0.83% over the past 2 years.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
Nov 03, 2025

10-Q filing | 1481.7M shares outstanding

1.5B 0
May 01, 2025

10-Q filing | 1477.2M shares outstanding

1.5B 0
Feb 18, 2025

10-K filing | 1471.5M shares outstanding

1.5B 0
Nov 01, 2024

10-Q filing | 1472.7M shares outstanding

1.5B 0
Aug 01, 2024

10-Q filing | 1470.6M shares outstanding

1.5B 0
May 01, 2024

10-Q filing | 1468.4M shares outstanding

1.5B 0
Feb 20, 2024

10-K filing | 1463.5M shares outstanding

1.5B 0
Nov 01, 2023

10-Q filing | 1464.5M shares outstanding

1.5B 0
Aug 03, 2023

10-Q filing | 1456.2M shares outstanding

1.5B 0
Jun 06, 2023

8-K filing: All outstanding shares of Boston Scientific Corporation's 5.50% Mandatory Convertible Preferred Stock, Series A, were automatically converted into approximately 24 million shares of Common Stock on June 1, 2023.

1.4B 0
May 04, 2023

10-Q filing | 1435.8M shares outstanding

1.4B 0
Feb 23, 2023

10-K filing | 1430.5M shares outstanding

1.4B 0
Nov 03, 2022

10-Q filing | 1431.6M shares outstanding

1.4B 0
Aug 04, 2022

10-Q filing | 1429.7M shares outstanding

1.4B 0
May 05, 2022

10-Q filing | 1427.8M shares outstanding

1.4B 0
Feb 23, 2022

10-K filing | 1422.3M shares outstanding

1.4B 0
Nov 04, 2021

10-Q filing | 1423.8M shares outstanding

1.4B 0
Aug 06, 2021

10-Q filing | 1421.3M shares outstanding

1.4B 0
May 06, 2021

10-Q filing | 1418.7M shares outstanding

1.4B 0
Feb 23, 2021

10-K filing | 1416.7M shares outstanding

1.4B 0
Dec 14, 2020

8-K filing: Boston Scientific Corporation authorized a new stock repurchase program for up to $1.0 billion of common stock and repurchased 15.7 million shares at a weighted average price of $33.98, totaling $535 million, completing the prior authorization. ($535.0M proceeds)

1.4B 0
Nov 05, 2020

10-Q filing | 1430.9M shares outstanding

1.4B 0
Aug 05, 2020

10-Q filing | 1410.9M shares outstanding

1.4B 0
May 28, 2020

8-K filing: Boston Scientific Corporation completed a public offering of 29,382,500 shares of common stock at $34.25 per share and 10,062,500 shares of 5.50% Mandatory Convertible Preferred Stock at $100.00 per share, resulting in net proceeds of approximately $1,949.3 million which was used to repay debt and for general corporate purposes.

1.4B 0
May 22, 2020

8-K filing: Boston Scientific Corporation announced the pricing of a public offering of 25,550,000 shares of its common stock and 8,750,000 shares of its 5.50% Mandatory Convertible Preferred Stock, Series A.

1.4B 0
May 06, 2020

10-Q filing | 1397.4M shares outstanding

1.4B 0
Feb 25, 2020

10-K filing | 1391.5M shares outstanding

1.4B 0
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