Assertio Holdings, Inc. (ASRT) Insider Ownership

Historic Insider Ownership Trends

Based on data from the past 90 days ending February 19, 2026, Assertio Holdings's three largest insider shareholders are Director Peter D Staple (24.79K shares), Director William Mckee (23.09K shares), Director Heather L Mason (22.76K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
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
James L Tyree 12,551 15 Mar, 2024
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
Ajay Patel Evp And Cfo 13,964 10 Feb, 2026
Sam Schlessinger Evp And General Counsel 12,566 10 Feb, 2026
Paul Schwichtenberg President And Coo 12,009 10 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.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
07 Feb, 2026 Ajay Patel Common Stock A 1,666 $0.00 14,789 D M
07 Feb, 2026 Ajay Patel Common Stock D 825 $12.74 13,964 D F
07 Feb, 2026 Paul Schwichtenberg Common Stock D 825 $12.74 12,009 D F
07 Feb, 2026 Paul Schwichtenberg Common Stock A 1,666 $0.00 12,834 D M
07 Feb, 2026 Sam Schlessinger Common Stock A 1,389 $0.00 13,185 D M
07 Feb, 2026 Sam Schlessinger Common Stock D 619 $12.74 12,566 D F
10 Nov, 2025 David Matthew Stark Common Stock D 8,959 $0.76 6,570 D S
10 Nov, 2025 David Matthew Stark - - 6,570 D
31 May, 2025 Brendan P. O'Grady - - 11,892 D
31 May, 2025 Brendan P. O'Grady Common Stock D 49,416 $0.66 8,597 D F
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 - - 8,597 D
12 May, 2025 Ajay Patel - - 13,124 D
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 Ajay Patel - - 14,247 D
12 May, 2025 Paul Schwichtenberg Common Stock D 16,840 $0.62 11,169 D F
12 May, 2025 Paul Schwichtenberg Common Stock A 38,017 $0.00 12,291 D M
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