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Horn Margaret A

In the past year, 6 open-market sale filings worth $25.8M and no purchases.

Current role at each company

Open-market trades in the past year

Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.

Bought
–
0 filings
Sold
$25.8M
6 filings
Net
−$25.8M
Bought minus sold
Companies
1
With open-market trades

Trades

Every Form 4 that lists Horn Margaret A as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.

RVMD Revolution Medicines, Inc.

Chief Operating Officer32 trades

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 18, 2026 (view filing)6:03 PM ETSep 162 daysHorn Margaret AChief Operating OfficerSSale−4.97K$199.24−$989.6K−3.2%149.7K after2 lots10b5-1
Jun 17, 2026 (view filing)Jun 16, 2025-Jun 17, 2026366 daysLateHorn Margaret AChief Operating OfficerSSale−93.6K$160.00−$15.0M−37.7%154.6K after3 lots10b5-1
Jun 15, 2026 (view filing)Jun 114 daysHorn Margaret AChief Operating OfficerSSale−10.0K$148.01−$1.48M−5.9%158.2K after7 lots10b5-1
Mar 19, 2026 (view filing)Mar 172 daysHorn Margaret AChief Operating OfficerSSale−4.58K$99.48−$455.9K−2.8%157.6K after10b5-1
Jan 9, 2026 (view filing)Jan 72 daysHorn Margaret AChief Operating OfficerSSale−75.0K$100.56−$7.54M−34.7%141.1K after3 lots10b5-1
Dec 18, 2025 (view filing)Dec 162 daysHorn Margaret AChief Operating OfficerSSale−4.85K$76.82−$372.3K−3.3%141.1K after10b5-1
Sep 18, 2025 (view filing)Sep 162 daysHorn Margaret AChief Operating OfficerSSale−4.78K$45.82−$218.8K−3.2%145.9K after10b5-1
Jun 18, 2025 (view filing)Jun 162 daysHorn Margaret AChief Operating OfficerSSale−3.51K$39.83−$139.8K−2.3%150.7K after10b5-1
Mar 19, 2025 (view filing)Mar 172 daysHorn Margaret AChief Operating OfficerSSale−3.06K$39.04−$119.4K−2.0%153.5K after10b5-1
Dec 18, 2024 (view filing)Dec 162 daysHorn Margaret AChief Operating OfficerSSale−4.33K$45.40−$196.5K−3.3%128.0K after10b5-1

See all 32 trades at RVMD