Select Medical Holdings Corporation
Select Medical Holdings Corporation (SEM) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · SEM · as of Sep 30, 2024
Ownership Breakdown
287
Institutional Holders
▲ 27 vs Q2
$3.46B
Total Inst. Value
▼ $29.95M vs Q2
124.01M
Shares Outstanding
freeFloat 85.83%
99.35M
13F Shares Held
▼ 295,117 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
SEM largest shareholders · institutional ownership
Q3 2024 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
PRICE T ROWE ASSOCIATES INC /MD/ services-hospitals | 17.52M | 26.07% | 26.07% | $610.75B | Nov 14, 2024 | ▲ 386.3K |
BLACKROCK, INC. services-hospitals | 17.28M | 25.72% | 25.72% | $602.62B | Nov 13, 2024 | NEW |
VANGUARD GROUP INC services-hospitals | 12.58M | 18.72% | 18.72% | $438.73B | Nov 13, 2024 | ▼ 297.3K |
T. ROWE PRICE INVESTMENT MANAGEMENT, INC. services-hospitals | 6.28M | 9.34% | 9.34% | $218.82B | Nov 14, 2024 | ▲ 327.6K |
DIMENSIONAL FUND ADVISORS LP services-hospitals | 4.37M | 6.50% | 6.50% | $152.34B | Nov 7, 2024 | ▼ 129.9K |
STATE STREET CORP services-hospitals | 4.12M | 6.14% | 6.14% | $143.83B | Nov 14, 2024 | ▼ 48.0K |
GEODE CAPITAL MANAGEMENT, LLC services-hospitals | 2.44M | 3.63% | 3.63% | $85.18B | Nov 12, 2024 | ▲ 46.9K |
PRINCIPAL FINANCIAL GROUP INC services-hospitals | 2.36M | 3.51% | 3.51% | $82.21B | Oct 31, 2024 | ▲ 147.0K |
CAMBER CAPITAL MANAGEMENT LP services-hospitals | 2.13M | 3.16% | 3.16% | $74.10B | Nov 14, 2024 | ▼ 425.0K |
POINT72 ASSET MANAGEMENT, L.P. services-hospitals | 2.06M | 3.07% | 3.07% | $71.82B | Nov 14, 2024 | ▲ 1.22M |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2024 vs prior quarter
Q3 2024
21
Increased
+3.41M shares3
New Positions
first time holders25
Decreased
−3.49M shares0
Sold Out
fully exitedNet shares change (top 50)
81.8K
+3.41M / −3.49M
Net new holders
-1
3 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
SEM insider trading · insider activity
Source: SEC Form 4
1
Buy transactions
2
Sell transactions
0.50
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Breighner Robert G. JR SENIOR VICE PRESIDENT | May 4, 2026 | Tax Withhold | 1,330 | $16.44 | $21.9K | 34.7K | Form 4 ↗ |
CHERNOW DAVID S Vice Chairman | Apr 30, 2026 | Tax Withhold | 22,586 | $16.41 | $370.6K | 870.2K | Form 4 ↗ |
Frist William H. director | Apr 28, 2026 | Award | 1,094 | $16.45 | $18.0K | 306.3K | Form 4 ↗ |
Frist William H. director | Feb 11, 2026 | Award | 1,109 | $16.23 | $18.0K | 305.2K | Form 4 ↗ |
Duggan John F. Executive Vice President | Nov 1, 2025 | Tax Withhold | 4,865 | $13.83 | $67.3K | 194.7K | Form 4 ↗ |
Malatesta Michael F CHIEF FINANCIAL OFFICER | Nov 1, 2025 | Tax Withhold | 7,357 | $13.83 | $101.7K | 238.1K | Form 4 ↗ |
Duggan John F. Executive Vice President | Oct 28, 2025 | Award | 50,000 | — | — | 199.6K | Form 4 ↗ |
Frist William H. director | Oct 28, 2025 | Award | 1,266 | $14.22 | $18.0K | 304.1K | Form 4 ↗ |
Weigl Christopher CHIEF ACCOUNTING OFFICER | Oct 28, 2025 | Award | 20,000 | — | — | 54.3K | Form 4 ↗ |
Saich John A. EXECUTIVE VICE PRESIDENT | Aug 1, 2025 | Tax Withhold | 21,745 | $12.57 | $273.3K | 736.4K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Select Medical Holdings Corporation (SEM) is primarily owned by institutional investors, who hold approximately 80.1% of total shares outstanding. Company insiders own approximately 14.17%, while retail and public investors account for the remaining 5.72%.
The largest institutional shareholder of Select Medical Holdings Corporation is PRICE T ROWE ASSOCIATES INC /MD/, holding approximately 17.52 million shares — equal to 26.07% of outstanding shares — as of September 30, 2024.
A total of 287 institutional investors currently hold SEM stock, with a combined institutional value of approximately $3.46 billion as of the most recent 13F filing period.
Frequently asked questions
SEM ownershipSelect Medical Holdings Corporation (SEM) is primarily owned by institutional investors, who hold approximately 80.1% of shares. The largest shareholder is PRICE T ROWE ASSOCIATES INC /MD/ with a 26.07% stake. Company insiders hold 14.17%. Data sourced from SEC Form 13F as of September 30, 2024.