Sangamo Insider Withholds 723 RSU Shares; Beneficial Ownership 201,222
Rhea-AI Filing Summary
Gregory D. Davis, Head of Research & Technology and an officer of Sangamo Therapeutics, Inc. (SGMO), reported a deemed disposition of 723 shares of the issuer's common stock on 08/24/2025 under Form 4. The transaction code is F and was a mandatory tax-withholding surrender of shares underlying vested restricted stock units (RSUs) using the issuer's closing price on 08/22/2025 of $0.5863 per share; the withholding is treated as a disposition for reporting purposes and not an open-market sale. Following the transaction, the reporting person beneficially owns 201,222 shares. The filing discloses the schedule of remaining RSU vesting installments and notes vesting is subject to continuous service and potential acceleration per the 2018 Equity Incentive Plan.
Positive
- Administrative withholding only: The 723-share disposition was for mandatory tax withholding on vested RSUs, not an open-market sale.
- Detailed vesting disclosure: The filing lists remaining vesting schedules for multiple RSU grants, clarifying future equity interests.
- Compliance with reporting rules: Form 4 filed with attorney-in-fact signature, indicating timely and proper insider disclosure.
Negative
- Reduction in reported shares: A deemed disposition of 723 shares reduced the reporting person's direct holdings for withholding purposes.
- Vesting conditioned on service: Remaining RSU vesting is explicitly subject to continuous service, so future ownership is not guaranteed if service terminates.
Insights
TL;DR: Routine RSU withholding; small disposition and no open-market sale, so minimal immediate market impact.
The Form 4 documents a standard tax-withholding disposition of 723 shares tied to vested RSUs at $0.5863 per share. This is an administrative transaction rather than an active trade, and the reporting person retains 201,222 shares beneficially. The disclosure outlines remaining vesting schedules for multiple RSU awards, indicating a continued executive equity stake that vests over 2025-2026, subject to service conditions. For investors, this is a compliance filing without evidence of intentional liquidity taking.
TL;DR: Filing reflects standard equity-plan mechanics and timely insider reporting; governance practices appear routine.
The submission clarifies that the 723-share disposition was solely for mandatory tax withholding on vested RSUs and was executed per the companys amended Equity Incentive Plan. The form identifies the reporting persons role and details vesting tranches across multiple grants, with continuous service and plan-allowed acceleration provisions noted. Signature by an attorney-in-fact is included, indicating proper execution. No governance red flags or unusual compensation maneuvers are apparent from the disclosed entries.
Insider Trade Summary
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Tax Withholding | Common Stock | 723 | $0.5863 | $423.89 |
Footnotes (1)
- Represents shares underlying the portion of a restricted stock unit ("RSU") grant that vested on August 24, 2025, which were surrendered by the Reporting Person solely for mandatory tax withholding purposes using the Issuer's closing stock price on August 22, 2025 of $0.5863/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. Includes: (a) 1,299 shares resulting from the August 24, 2025 vesting installment of the Reporting Person's February 24, 2023 RSU grant, and the remaining 4,043 shares will vest in successive equal quarterly installments through February 24, 2026, (b) 37,500 shares subject to the Reporting Person's January 22, 2024 RSU grant that will vest in successive equal quarterly installments through January 22, 2026 and (c) 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.
