SEC Insider Transactions from Horning Sandra.

Last updated: 2026-03-16 13:01 UTC | Total transactions: 28

Horning Sandra has filed 28 insider transactions across 4 companies since April 2023.

Most recent transaction: a grant/award of 11574 shares of Revolution Medicines, Inc. ($RVMD) on June 26, 2025.

Set Up your own filters →
Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
June 26, 2025 Revolution Medicines, Inc. $RVMD Horning Sandra Not found A Stock Option (Right to Buy) 11574 $0.00 11,574.0000 185,913,326 9999.99% 0.01%
June 26, 2025 Revolution Medicines, Inc. $RVMD Horning Sandra Not found A Common Stock 3142 $0.00 96,574.0000 185,913,326 3.36% 0.00%
June 11, 2025 Olema Pharmaceuticals, Inc. $OLMA Horning Sandra Not found A Stock Option (right to buy) 24150 $0.00 24,150.0000 58,743,522 9999.99% 0.04%
May 7, 2025 GILEAD SCIENCES, INC. $GILD Horning Sandra Director A Common Stock 1516 $0.00 5,147.0000 1,255,000,000 41.75% 0.00%
May 7, 2025 GILEAD SCIENCES, INC. $GILD Horning Sandra Director A Non-qualified Stock Option (Right to Buy) 6809 $0.00 6,809.0000 1,255,000,000 9999.99% 0.00%
April 30, 2025 Moderna, Inc. $MRNA Horning Sandra Director M Restricted Stock Units 979 $0.00 0.0000 384,000,000 100.00% 0.00%
April 30, 2025 Moderna, Inc. $MRNA Horning Sandra Director M Common Stock 979 $0.00 2,352.0000 384,000,000 71.30% 0.00%
April 30, 2025 Moderna, Inc. $MRNA Horning Sandra Director A Restricted Stock Units 16233 $0.00 16,233.0000 384,000,000 9999.99% 0.00%
June 20, 2024 Revolution Medicines, Inc. $RVMD Horning Sandra Not found A Stock Option (Right to Buy) 10248 $0.00 10,248.0000 0 9999.99% 0.00%
June 20, 2024 Revolution Medicines, Inc. $RVMD Horning Sandra Not found A Common Stock 2945 $0.00 93,432.0000 0 3.25% 0.00%
June 20, 2024 Revolution Medicines, Inc. $RVMD Horning Sandra Not found A Stock Option (Right to Buy) 16700 $0.00 16,700.0000 0 9999.99% 0.00%
June 20, 2024 Revolution Medicines, Inc. $RVMD Horning Sandra Not found A Common Stock 4800 $0.00 95,287.0000 0 5.30% 0.00%
June 14, 2024 Olema Pharmaceuticals, Inc. $OLMA Horning Sandra Not found A Stock Option (right to buy) 23000 $0.00 23,000.0000 45,247,098 9999.99% 0.05%
May 8, 2024 GILEAD SCIENCES, INC. $GILD Horning Sandra Director A Non-qualified Stock Option (Right to Buy) 12648 $0.00 12,648.0000 1,258,000,000 9999.99% 0.00%
May 8, 2024 GILEAD SCIENCES, INC. $GILD Horning Sandra Director A Restricted Stock Unit 2310 $0.00 7,801.0000 1,258,000,000 42.07% 0.00%
May 6, 2024 Moderna, Inc. $MRNA Horning Sandra Director A Stock Option (Right to Buy) 5668 $0.00 5,668.0000 382,000,000 9999.99% 0.00%
May 6, 2024 Moderna, Inc. $MRNA Horning Sandra Director A Restricted Stock Units 979 $0.00 979.0000 382,000,000 9999.99% 0.00%
Nov. 9, 2023 Revolution Medicines, Inc. $RVMD Horning Sandra Not found A Common Stock 10500 $0.00 90,487.0000 0 13.13% 0.00%
Nov. 9, 2023 Revolution Medicines, Inc. $RVMD Horning Sandra Not found A Common Stock 52291 $0.00 52,291.0000 0 9999.99% 0.00%
Nov. 9, 2023 Revolution Medicines, Inc. $RVMD Horning Sandra Not found A Common Stock 27696 $0.00 79,987.0000 0 52.97% 0.00%
Nov. 9, 2023 Revolution Medicines, Inc. $RVMD Horning Sandra Not found A Earn-out Shares 10651 $0.00 10,651.0000 0 9999.99% 0.00%
Nov. 9, 2023 Revolution Medicines, Inc. $RVMD Horning Sandra Not found A Stock Option (Right to Buy) 36800 $0.00 36,800.0000 0 9999.99% 0.00%
June 16, 2023 Olema Pharmaceuticals, Inc. $OLMA Horning Sandra Not found A Stock Option (right to buy) 21520 $0.00 21,520.0000 0 9999.99% 0.00%
May 3, 2023 Moderna, Inc. $MRNA Horning Sandra Director A Stock Option (Right to Buy) 6134 $0.00 6,134.0000 416,000,000 9999.99% 0.00%
May 3, 2023 GILEAD SCIENCES, INC. $GILD Horning Sandra Director A Common Stock 1887 $0.00 3,631.0000 1,262,000,000 108.20% 0.00%
May 3, 2023 GILEAD SCIENCES, INC. $GILD Horning Sandra Director A Non-qualified Stock Option (Right to Buy) 10173 $79.45 10,173.0000 1,262,000,000 9999.99% 0.00%
April 28, 2023 Moderna, Inc. $MRNA Horning Sandra Director M Common Stock 670 $0.00 1,373.0000 416,000,000 95.31% 0.00%
April 28, 2023 Moderna, Inc. $MRNA Horning Sandra Director M Restricted Stock Units 670 $0.00 0.0000 416,000,000 100.00% 0.00%