Davis Gregory D 4
4 · SANGAMO THERAPEUTICS, INC · Filed Feb 26, 2026
Research Summary
AI-generated summary of this filing
Sangamo (SGMO) Head of Research Gregory D. Davis Surrenders Shares for Taxes
What Happened
Gregory D. Davis, Head of Research & Technology at Sangamo Therapeutics (SGMO), had portions of vested restricted stock units (RSUs surrendered to the company to satisfy mandatory tax withholding). On Feb 24, 2026 he surrendered 832 shares (priced at $0.4725/share) for $393; on Feb 25, 2026 he surrendered 5,119 shares (priced at $0.47/share) for $2,406. These are withholding dispositions of vested RSUs and not open-market sales.
Key Details
- Transaction dates & prices: Feb 24, 2026 — 832 shares at $0.4725/share ($393); Feb 25, 2026 — 5,119 shares at $0.47/share ($2,406). Total surrendered: 5,951 shares for $2,799.
- Transaction type: Code F — shares surrendered to issuer for mandatory tax withholding (reported as dispositions).
- Shares owned after transaction: Not specified in the excerpt of the filing.
- Notable footnotes:
- F1/F3: These dispositions represent mandatory tax withholding on RSU vesting and do not reflect discretionary open-market trades.
- F2/F4: Describe the underlying RSU grants — include shares from a Feb 24, 2023 RSU grant and a Feb 25, 2025 RSU grant with staggered vesting (quarterly installments and subject to continuous service/possible acceleration).
- Filing timeliness: Reported on Feb 26, 2026 for transactions on Feb 24–25, 2026 — appears timely (Form 4 is generally due within two business days).
Context
This was a routine cashless-withholding event tied to RSU vesting (the company retained shares to cover taxes). Such withholding-based dispositions are administrative and typically do not signal an insider’s change in view about the company’s stock.
Insider Transaction Report
Form 4
Davis Gregory D
Head of Research & Technology
Transactions
- Tax Payment
Common Stock
[F1][F2]2026-02-24$0.47/sh−832$393→ 190,230 total - Tax Payment
Common Stock
[F3][F4]2026-02-25$0.47/sh−5,119$2,406→ 185,111 total
Footnotes (4)
- [F1]Represents shares underlying the portion of a restricted stock unit ("RSU") grant that vested on February 24, 2026, which were surrendered by the Reporting Person solely for mandatory tax withholding purposes using the Issuer's closing stock price on February 24, 2026 of $0.4725/share, pursuant to the terms of the Issuer's Amended and Restated 2018 Equity Incentive Plan, as amended (the "2018 EIP"). This required tax withholding transaction is deemed to constitute a disposition of these shares to the Issuer for reporting purposes and does not represent a discretionary trade by the Reporting Person in the open market or otherwise.
- [F2]Includes: (a) 1,190 shares from the February 24, 2026 vesting installment of the Reporting Person's February 24, 2023 RSU grant and (b) 49,726 shares subject to Reporting Person's February 25, 2025 RSU grant that will vest as to one-quarter (1/4) of the shares on February 25, 2026, and the remainder of the shares will vest in 8 successive equal quarterly installments thereafter. The vesting of all such RSU grants is subject to the Reporting Person's Continuous Service (as defined in the 2018 EIP) through each such date and subject to acceleration as provided in the 2018 EIP.
- [F3]Represents shares underlying the portion of an RSU grant that vested on February 25, 2026, which were surrendered by the Reporting Person solely for mandatory tax withholding purposes using the Issuer's closing stock price on February 25, 2026 of $0.47/share, pursuant to the terms of the 2018 EIP. This required tax withholding transaction is deemed to constitute a disposition of these shares to the Issuer for reporting purposes and does not represent a discretionary trade by the Reporting Person in the open market or otherwise.
- [F4]Includes: 7,313 shares from the February 25, 2026 vesting installment of the Reporting Person's February 25, 2025 RSU grant and the remaining 37,294 shares will vest in 8 successive equal quarterly installments thereafter. The vesting of all such RSU grants is subject to the Reporting Person's Continuous Service (as defined in the 2018 EIP) through each such date and subject to acceleration as provided in the 2018 EIP.
Signature
/s/ Scott Willoughby, Attorney-in-Fact|2026-02-26