According to recent filings covering the 90 days ending February 07, 2026, the three most significant insider holders at Assertio Holdings are Director Peter D Staple (24.79K shares), Director William Mckee (23.09K shares), Director Heather L Mason (22.76K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Peter D Staple | 24,792 | 28 May, 2024 | |
| William Mckee | 23,086 | 09 May, 2025 | |
| Heather L Mason | 22,761 | 09 May, 2025 | |
| Daniel A. Peisert | President & Ceo | 21,664 | 13 Sep, 2023 |
| Sravan Kumar Emany | 19,006 | 09 May, 2025 | |
| Ajay Patel | Evp And Cfo | 13,124 | 14 May, 2025 |
| James L Tyree | 12,551 | 15 Mar, 2024 | |
| Sam Schlessinger | Evp And General Counsel | 11,797 | 14 May, 2025 |
| Paul Schwichtenberg | Nan | 11,169 | 14 May, 2025 |
| Jeff L Vacirca | 10,078 | 12 Jun, 2024 | |
| Brendan P. O'Grady | Ceo | 8,597 | 03 Jun, 2025 |
| Sigurd Kirk | 7,167 | 09 May, 2025 | |
| David Matthew Stark | 6,570 | 12 Nov, 2025 | |
| Mark L Reisenauer | 3,584 | 03 Jan, 2025 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 10 Nov, 2025 | David Matthew Stark | Common Stock | D | 8,959 | $0.76 | 6,570 | D | S |
| 31 May, 2025 | Brendan P. O'Grady | Common Stock | A | 166,665 | $0.00 | 11,892 | D | M |
| 31 May, 2025 | Brendan P. O'Grady | - | - | 11,892 | D | |||
| 31 May, 2025 | Brendan P. O'Grady | - | - | 8,597 | D | |||
| 31 May, 2025 | Brendan P. O'Grady | Common Stock | D | 49,416 | $0.66 | 8,597 | D | F |
| 12 May, 2025 | Ajay Patel | Common Stock | D | 16,840 | $0.62 | 13,124 | D | F |
| 12 May, 2025 | Ajay Patel | Common Stock | A | 38,017 | $0.00 | 14,247 | D | M |
| 12 May, 2025 | Paul Schwichtenberg | Common Stock | A | 38,017 | $0.00 | 12,291 | D | M |
| 12 May, 2025 | Paul Schwichtenberg | - | - | 11,169 | D | |||
| 12 May, 2025 | Paul Schwichtenberg | Common Stock | D | 16,840 | $0.62 | 11,169 | D | F |
| 12 May, 2025 | Paul Schwichtenberg | - | - | 12,291 | D | |||
| 12 May, 2025 | Sam Schlessinger | Common Stock | D | 14,958 | $0.62 | 11,797 | D | F |
| 12 May, 2025 | Sam Schlessinger | Common Stock | A | 38,017 | $0.00 | 12,794 | D | M |
| 07 May, 2025 | William Mckee | Common Stock | A | 53,750 | $0.00 | 23,086 | D | A |
| 07 May, 2025 | Sigurd Kirk | Common Stock | A | 53,750 | $0.00 | 7,167 | D | A |
| 07 May, 2025 | Heather L Mason | Common Stock | A | 53,750 | $0.00 | 22,761 | D | A |
| 07 May, 2025 | Heather L Mason | - | - | 22,761 | D | |||
| 07 May, 2025 | David Matthew Stark | Common Stock | A | 53,750 | $0.00 | 7,167 | D | A |
| 07 May, 2025 | Sravan Kumar Emany | Common Stock | A | 53,750 | $0.00 | 19,006 | D | A |
| 21 Feb, 2025 | Ajay Patel | Common Stock | A | 17,150 | $0.00 | 12,279 | D | M |