SELECT MEDICAL HOLDINGS CORP (SEM) - Dilution Analysis

Visualizing historical and potential share dilution over time

Dilution Analysis

Medium Risk
Moderate dilution risk
Last updated: April 30, 2026

Risk Assessment Details

Potential Dilution: 0.0% of current shares
Recent Dilution: 24.96% (2 years)
Historical Dilution Factor: moderate recent dilution
Outstanding Shares
130M
Potential Supply
0
Additional shares possible
Splits
None
Past 2 years

Summary

SEM currently has 126M outstanding shares. with minimal authorized share overhang for future dilution. The company has diluted shareholders by 24.96% over the past 2 years through share issuances.

Share Structure Timeline

Outstanding Shares
Total Supply

Historical Data Points

Date Event Outstanding Supply
Apr 30, 2026

10-Q filing | 126.2M shares outstanding

130M 0
Oct 30, 2025

10-Q filing | 124.7M shares outstanding

120M 0
Jul 31, 2025

10-Q filing | 123.9M shares outstanding

120M 0
May 01, 2025

10-Q filing | 123.9M shares outstanding

120M 0
Feb 20, 2025

10-K filing | 124.6M shares outstanding

120M 0
Nov 19, 2024

8-K filing: Select Medical Holdings Corporation distributed 104,093,503 shares of Concentra Group Holdings Parent, Inc. common stock to its stockholders on November 25, 2024, at a ratio of 0.806971 shares of Concentra per share of Select Medical common stock held as of November 18, 2024.

130M 0
Nov 07, 2024

8-K filing: Select Medical Holdings Corporation declared a special stock distribution of Concentra Group Holdings Parent, Inc. common stock to its stockholders, with a distribution ratio of approximately 0.806971 shares of Concentra for every share of Select Medical held.

130M 0
Oct 31, 2024

10-Q filing | 123.4M shares outstanding

120M 0
Aug 01, 2024

8-K filing: Concentra Group Holdings Parent, Inc. completed its initial public offering of 22,500,000 shares of common stock at $23.50 per share, resulting in net proceeds of $499,668,750.00. Select Medical Corporation owns 104,093,503 shares of Concentra Common Stock, or approximately 82.23% of the total outstanding shares. ($499.67M proceeds)

100M 0
Aug 01, 2024

10-Q filing | 122.6M shares outstanding

120M 0
May 02, 2024

10-Q filing | 122.6M shares outstanding

120M 0
Feb 22, 2024

10-K filing | 130.2M shares outstanding

130M 0
Nov 02, 2023

10-Q filing | 122.2M shares outstanding

120M 0
Aug 03, 2023

10-Q filing | 124.9M shares outstanding

120M 0
May 04, 2023

10-Q filing | 129.0M shares outstanding

130M 0
Feb 23, 2023

10-K filing | 129.8M shares outstanding

130M 0
Nov 03, 2022

10-Q filing | 130.6M shares outstanding

130M 0
Aug 04, 2022

10-Q filing | 130.4M shares outstanding

130M 0
May 05, 2022

10-Q filing | 130.3M shares outstanding

130M 0
Feb 24, 2022

10-K filing | 130.3M shares outstanding

130M 0
Nov 04, 2021

10-Q filing | 129.9M shares outstanding

130M 0
Aug 05, 2021

10-Q filing | 129.3M shares outstanding

130M 0
May 06, 2021

10-Q filing | 129.6M shares outstanding

130M 0
Feb 25, 2021

10-K filing | 130.3M shares outstanding

130M 0
Oct 29, 2020

10-Q filing | 130.0M shares outstanding

130M 0
Jul 30, 2020

10-Q filing | 130.6M shares outstanding

130M 0
Apr 30, 2020

10-Q filing | 130.9M shares outstanding

130M 0
Feb 20, 2020

10-K filing | 129.1M shares outstanding

130M 0
Feb 03, 2020

8-K filing: Select Medical Corporation acquired approximately 1.41% of the outstanding membership interests of Concentra Group Holdings Parent, LLC from various equity holders for an aggregate purchase price of $27,782,137.34. ($27.78M proceeds)

N/A 0
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