Quick Takeaways
- George Bickerstaff has 2 issuer positions tracked on this page.
- Estimated disclosed ownership value: $3,350,529.
- Recent insider filing activity is available below.
Insider Trading & Ownership of George Bickerstaff
- Location
- New Haven, CT
- Summary
- The estimated net worth of George Bickerstaff is at least $3,350,529 dollars as of 12 Sep 2025. George Bickerstaff is the Director of Innoviva, Inc. and owns shares of Innoviva, Inc. (INVA) stock worth about $2.2M. George Bickerstaff is the Director of CareDx, Inc. and owns shares of CareDx, Inc. (CDNA) stock worth about $1.15M.
- Signature
- /s/ Jeffrey Adam Novack, Attorney-in-Fact
- All Insider Reports
- All Insider Reports
Follow Filing Activity
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What Changed
- Largest disclosed position: Innoviva, Inc. ($2,202,172).
- 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.
Source Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of George Bickerstaff
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| INVA | Innoviva, Inc. | Director | $2,202,172 | 25 Apr 2022 | ||
| CDNA | CareDx, Inc. | Director | $1,148,357 | 11 Sep 2025 |
Insider Transactions Reported by George Bickerstaff:
| 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.