Strata Critical Medical, Inc.
Ownership
Ownership Structure
Who owns Strata Critical Medical, Inc. (SRTA)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 65.8% of the shares are freely tradable; institutional investors hold 79.3%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| ARK Investment Management LLC | 8.43 | 7,455,284 | +4.8 | 03/31/2026 |
| Third Point, LLC | 5.65 | 5,000,000 | +0.0 | 03/31/2026 |
| Becker Drapkin Management, L.P. | 5.53 | 4,890,584 | +19.6 | 06/30/2026 |
| Arnhold & S. Bleichroeder Advisers, LLC | 5.23 | 4,629,228 | +104.3 | 06/30/2026 |
| BlackRock Inc | 5.16 | 4,568,268 | +1.7 | 03/31/2026 |
| Vanguard Capital Management, LLC | 3.25 | 2,872,446 | +0.0 | 03/31/2026 |
| Awm Investment Company Inc | 3.19 | 2,821,468 | +0.0 | 03/31/2026 |
| Royce & Associates, LP | 3.18 | 2,816,372 | +61.5 | 03/31/2026 |
| Pillsbury Lake Capital LLC | 2.45 | 2,171,006 | -16.6 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| First Eagle Small Cap Opportunity I | 2.35 | 2,081,450 | +3.6 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Wiesenthal Robert S | Director | 5,325,896 | 28,759,838 $ | Jul 30, 2026 | direct |
| Tomkiel Melissa M. | Co-CEO and General Counsel | 2,066,617 | 11,159,732 $ | Sep 8, 2026 | direct |
| Heyburn William A. | Co-CEO and CFO | 1,678,348 | 9,063,079 $ | Sep 8, 2026 | direct |
| Verdetto Louis R. | CEO, Clinical Services | 1,128,096 | 6,091,718 $ | Sep 8, 2026 | direct |
| Wunsch Scott M | CEO, Logistics | 663,043 | 3,580,432 $ | Sep 8, 2026 | direct |
| Philip Edward M | Director | 265,078 | 1,431,421 $ | Jul 30, 2026 | direct |
| Cohen Amir | Chief Accounting Officer | 177,154 | 956,632 $ | Sep 8, 2026 | direct |
| Lauck Andrew | Director | 170,902 | 922,871 $ | Jul 30, 2026 | direct |
| Love Reginald | Director | 146,481 | 790,997 $ | Aug 10, 2026 | direct |
| Cook William L. III | Director | 97,671 | 527,423 $ | Jul 30, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 8, 2026 | Verdetto Louis R. | CEO, Clinical Services | Other | 5,697 | 5.31 | 30,251 |
| Sep 8, 2026 | Wunsch Scott M | CEO, Logistics | Other | 5,711 | 5.31 | 30,325 |
| Sep 8, 2026 | Cohen Amir | Chief Accounting Officer | Other | 4,645 | 5.31 | 24,665 |
| Sep 8, 2026 | Tomkiel Melissa M. | Co-CEO and General Counsel | Other | 29,730 | 5.31 | 157,866 |
| Sep 8, 2026 | Heyburn William A. | Co-CEO and CFO | Other | 31,671 | 5.31 | 168,173 |
| Aug 10, 2026 | Love Reginald | Director | Sell | 5,091 | 5.75 | 29,273 |
| Jul 31, 2026 | Wunsch Scott M | CEO, Logistics | Other | 13,992 | 5.09 | 71,219 |
| Jul 31, 2026 | Heyburn William A. | Co-CEO and CFO | Other | 199,209 | 5.09 | 1,013,974 |
| Jul 31, 2026 | Tomkiel Melissa M. | Co-CEO and General Counsel | Other | 212,309 | 5.09 | 1,080,653 |
| Jul 31, 2026 | Cohen Amir | Chief Accounting Officer | Other | 34,015 | 5.09 | 173,136 |
| Jul 30, 2026 | Cook William L. III | Director | Other | 44,438 | 0.00 | – |
| Jul 30, 2026 | Love Reginald | Director | Other | 37,675 | 0.00 | – |
| Jul 30, 2026 | Philip Edward M | Director | Other | 30,913 | 0.00 | – |
| Jul 30, 2026 | Wiesenthal Robert S | Director | Other | 50,234 | 0.00 | – |
| Jul 30, 2026 | Lauck Andrew | Director | Other | 35,260 | 0.00 | – |
| Jul 30, 2026 | Wunsch Scott M | CEO, Logistics | Other | 57,172 | 0.00 | – |
| Jul 30, 2026 | Heyburn William A. | Co-CEO and CFO | Other | 179,160 | 0.00 | – |
| Jul 30, 2026 | Heyburn William A. | Co-CEO and CFO | Other | 181,071 | 0.00 | – |
| Jul 30, 2026 | Tomkiel Melissa M. | Co-CEO and General Counsel | Other | 206,953 | 0.00 | – |
| Jul 30, 2026 | Tomkiel Melissa M. | Co-CEO and General Counsel | Other | 208,929 | 0.00 | – |
| Jul 30, 2026 | Cohen Amir | Chief Accounting Officer | Other | 27,420 | 0.00 | – |
| Jul 30, 2026 | Cohen Amir | Chief Accounting Officer | Other | 41,786 | 0.00 | – |
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: September 17, 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.