SEC Insider Transactions from Mason Heather L.

Last updated: 2026-03-14 11:23 UTC | Total transactions: 8

Mason Heather L has filed 8 insider transactions across 1 company since May 2023.

Most recent transaction: a grant/award of 53750 shares of Assertio Holdings, Inc. ($ASRT) on May 07, 2025.

Activity breakdown: 2 open-market purchases and 1 sale.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
May 7, 2025 Assertio Holdings, Inc. $ASRT Mason Heather L Director A Common Stock 53750 $0.00 341,400.0000 95,271,000 18.69% 0.06%
May 7, 2025 Assertio Holdings, Inc. $ASRT Mason Heather L Director A Stock Option (right to buy) 81225 $0.00 81,225.0000 95,271,000 9999.99% 0.09%
Nov. 18, 2024 Assertio Holdings, Inc. $ASRT Mason Heather L Director P Common Stock 75000 $0.80 287,650.0000 95,352,000 35.27% 0.08%
June 5, 2024 Assertio Holdings, Inc. $ASRT Mason Heather L Interim Executive Officer P Common Stock 25000 $0.97 212,650.0000 71,031,000 13.32% 0.04%
Jan. 2, 2024 Assertio Holdings, Inc. $ASRT Mason Heather L Interim CEO A Stock Option (Right to Buy) 550000 $0.00 550,000.0000 71,031,000 9999.99% 0.77%
May 19, 2023 Assertio Holdings, Inc. $ASRT Mason Heather L Director S Common Stock 89286 $7.30 187,650.0000 0 32.24% 0.00%
May 10, 2023 Assertio Holdings, Inc. $ASRT Mason Heather L Director A Common Stock 31194 $0.00 276,936.0000 0 12.69% 0.00%
May 10, 2023 Assertio Holdings, Inc. $ASRT Mason Heather L Director A Stock Option (right to buy) 3821 $0.00 3,821.0000 0 9999.99% 0.00%