As of April 22, 2026, Assertio Holdings's top three insider holders are Peter D Staple (Director, 24.79K shares), William Mckee (Director, 23.09K shares), Heather L Mason (Interim Executive Officer, 22.76K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Peter D Staple | - | 24,791 | 0 | 28 May, 2024 |
| William Mckee | - | 23,085 | 0 | 09 May, 2025 |
| Heather L Mason | Interim Executive Officer | 22,760 | 0 | 09 May, 2025 |
| Daniel A. Peisert | President Ceo | 21,663 | 0 | 13 Sep, 2023 |
| Sravan Kumar Emany | - | 19,005 | 0 | 09 May, 2025 |
| James L Tyree | - | 12,550 | 0 | 15 Mar, 2024 |
| Jeff L Vacirca | - | 10,077 | 0 | 12 Jun, 2024 |
| Brendan P. O'Grady | Ceo | 8,597 | 0 | 03 Jun, 2025 |
| Sigurd Kirk | - | 7,167 | 0 | 09 May, 2025 |
| David Matthew Stark | - | 6,569 | 0 | 12 Nov, 2025 |
| Mark L Reisenauer | - | 3,583 | 0 | 03 Jan, 2025 |
| Ajay Patel | Evp And Cfo | 15,942 | 0 | 24 Feb, 2026 |
| Sam Schlessinger | Evp, General Counsel | 14,738 | 0 | 24 Feb, 2026 |
| Paul Schwichtenberg | President And Coo | 13,987 | 0 | 24 Feb, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 02 Mar, 2026 | Ajay Patel | Restricted Stock Units | A | 18,804 | $0.00 | 18,804 | D | A |
| 02 Mar, 2026 | Paul Schwichtenberg | Restricted Stock Units | A | 24,820 | $0.00 | 24,820 | D | A |
| 02 Mar, 2026 | Mark L Reisenauer | Stock Option (right to buy) | A | 26,667 | $0.00 | 26,667 | D | A |
| 02 Mar, 2026 | Sam Schlessinger | Restricted Stock Units | A | 18,804 | $0.00 | 18,804 | D | A |
| 02 Mar, 2026 | Sam Schlessinger | Stock Option (right to buy) | A | 21,128 | $0.00 | 21,128 | D | A |
| 02 Mar, 2026 | Ajay Patel | Stock Option (right to buy) | A | 21,128 | $0.00 | 21,128 | D | A |
| 02 Mar, 2026 | Paul Schwichtenberg | Stock Option (right to buy) | A | 27,888 | $0.00 | 27,888 | D | A |
| 21 Feb, 2026 | Ajay Patel | Common Stock | A | 1,143 | $0.00 | 16,508 | D | M |
| 21 Feb, 2026 | Paul Schwichtenberg | Common Stock | A | 1,143 | $0.00 | 14,553 | D | M |
| 21 Feb, 2026 | Sam Schlessinger | Common Stock | A | 1,143 | $0.00 | 15,248 | D | M |
| 21 Feb, 2026 | Ajay Patel | Common Stock | D | 566 | $11.84 | 15,942 | D | F |
| 21 Feb, 2026 | Sam Schlessinger | Common Stock | D | 510 | $11.84 | 14,738 | D | F |
| 21 Feb, 2026 | Paul Schwichtenberg | Common Stock | D | 566 | $11.84 | 13,987 | D | F |
| 21 Feb, 2026 | Paul Schwichtenberg | Restricted Stock Units | D | 1,143 | $0.00 | 0 | D | M |
| 21 Feb, 2026 | Ajay Patel | Restricted Stock Units | D | 1,143 | $0.00 | 0 | D | M |
| 21 Feb, 2026 | Sam Schlessinger | Restricted Stock Units | D | 1,143 | $0.00 | 0 | D | M |
| 18 Feb, 2026 | Sam Schlessinger | Common Stock | A | 2,778 | $0.00 | 15,344 | D | M |
| 18 Feb, 2026 | Paul Schwichtenberg | Common Stock | A | 2,778 | $0.00 | 14,787 | D | M |
| 18 Feb, 2026 | Ajay Patel | Common Stock | A | 2,778 | $0.00 | 16,742 | D | M |
| 18 Feb, 2026 | Paul Schwichtenberg | Common Stock | D | 1,377 | $11.87 | 13,410 | D | F |