Quick Takeaways
- Sandra Horning has 5 issuer positions tracked on this page.
- Estimated disclosed ownership value: $5,034,833.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Sandra Horning
- Location
- Foster City, CA
- Summary
- The estimated net worth of Sandra Horning is at least $5,034,833 dollars as of 30 Jun 2025. Sandra Horning is the Director of Revolution Medicines, Inc. and owns shares of Revolution Medicines, Inc. (RVMD) stock worth about $3.82M. Sandra Horning is the Director of GILEAD SCIENCES, INC. and owns shares of GILEAD SCIENCES, INC. (GILD) stock worth about $1.04M. Sandra Horning is the Director of Moderna, Inc. and owns shares of Moderna, Inc. (MRNA) stock worth about $173.7K.
- Signature
- /s/ Jack Anders, as Attorney-in-fact for Sandra Horning
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Sandra Horning and return when a new Insider Trading filing appears.
This tracks SEC filing changes for this page using existing product update flows.
What Changed
- Largest disclosed position: Revolution Medicines, Inc. ($3,818,535).
- Past-year value change for that position: .
Why This Matters
- This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
- You can cross-check role, issuer, and filing chronology directly against the SEC source.
Official SEC Source
Filed on Form 4
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
See Original FilingOwnership of Sandra Horning
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| RVMD, RVMDW | Revolution Medicines, Inc. | Director | $3,818,535 | 26 Jun 2025 | ||
| GILD | GILEAD SCIENCES, INC. | Director | $1,042,554 | 07 May 2025 | ||
| MRNA | Moderna, Inc. | Director | $173,744 | 30 Apr 2025 | ||
| EQRX | EQRx, Inc. | Director | 09 Nov 2023 | |||
| OLMA | Olema Pharmaceuticals, Inc. | Director | 11 Jun 2025 |
Insider Transactions Reported by Sandra Horning:
| Sym | Company | Class | Transaction | % | Value $ | * Price $ | Shares | Shares After | Date | Ownership |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.