Esperion Therapeutics Inc
Ownership
Ownership Structure
Who owns Esperion Therapeutics Inc (ESPR)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 91.2% of the shares are freely tradable; institutional investors hold 78.1%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 6.93 | 17,852,427 | +1.0 | 03/31/2026 |
| Wasatch Advisors LP | 6.12 | 15,768,897 | +66.9 | 03/31/2026 |
| Vanguard Group Inc | 5.80 | 14,945,454 | +23.6 | 12/31/2025 |
| Two Seas Capital LP | 4.42 | 11,394,833 | -4.3 | 03/31/2026 |
| Orbimed Advisors, LLC | 4.10 | 10,570,300 | +77.2 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.05 | 10,433,760 | +0.0 | 03/31/2026 |
| Two Sigma Investments LLC | 3.67 | 9,458,779 | +99.5 | 03/31/2026 |
| Marshall Wace Asset Management Ltd | 2.75 | 7,075,083 | +29.3 | 03/31/2026 |
| State Street Corp | 2.74 | 7,055,794 | +19.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 2.92 | 7,525,646 | +0.0 | 04/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jul 13, 2026 | Hoffman Robert E. | Director | Other | 85,153 | – | – |
| Jul 13, 2026 | Carroll J Martin | Director | Other | 177,523 | – | – |
| Jul 13, 2026 | Shepard Jay | Director | Other | 164,472 | – | – |
| Jul 13, 2026 | Fischer Seth H. Z. | Director | Other | 141,023 | – | – |
| Jul 13, 2026 | Thompson John Craig | Director | Other | 79,873 | – | – |
| Jul 13, 2026 | Harlow John B. Jr. | Chief Commercial Officer | Other | 424,536 | – | – |
| Jul 13, 2026 | Looker Benjamin | Chief Legal Officer | Other | 667,524 | – | – |
| Jul 13, 2026 | Halladay Benjamin | Chief Financial Officer | Other | 705,410 | – | – |
| Jul 13, 2026 | Koenig Sheldon L. | President and CEO | Other | 2,121,094 | – | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: July 15, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.