Welcome to our dedicated page for SANGAMO THERAPEUTICS SEC filings (Ticker: SGMO), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Sangamo Therapeutics filings document regulatory, clinical, financial and corporate-status disclosures for a genomic medicine company developing gene therapy and genome-engineering technologies. Recent 8-K reports cover operating and financial results, clinical data from the STAAR study of isaralgagene civaparvovec, or ST-920, regulatory-pathway disclosures for Fabry disease, and material-event updates tied to the company's neurology pipeline.
The filing record also includes Nasdaq listing-compliance and delisting notices, SGMO common-stock registration information, finance leadership and officer-transition disclosures, and capital-structure information. These documents formalize the company's reported results, governance changes, securities status and clinical-regulatory events under SEC reporting rules.
Sangamo Therapeutics insider filing shows routine RSU vesting and tax-withholding disposition. On 08/24/2025 the reporting person, Scott B. Willoughby (SVP, Chief Legal Officer, Secretary and Director), had 1,434 shares disposed of at a price of $0.5863 per share to satisfy mandatory tax withholding related to RSUs that vested that day.
After the withholding disposition the reporting person beneficially owns 748,243 shares. The filing details scheduled vesting: 2,574 shares from a Feb 24, 2023 RSU grant (with remaining installments through Feb 24, 2026), 178,125 shares from a Jan 22, 2024 RSU grant vesting through Jan 22, 2026, and 120,000 shares from a Feb 25, 2025 RSU grant with one-quarter vesting on Feb 25, 2026 and the remainder in eight quarterly installments. All vesting is conditioned on Continuous Service and any applicable acceleration under the 2018 EIP.
Sangamo Therapeutics insider Prathyusha Duraibabu, SVP and Chief Financial Officer, reported a routine disposition on 08/24/2025 of 1,792 shares of common stock. The shares were surrendered to the company solely to satisfy mandatory tax withholding on RSUs using the closing price of $0.5863 per share on 08/22/2025. Following the transaction the reporting person beneficially owns 744,487 shares, which include multiple RSU grants that vest over time: installments from a 02/24/2023 grant, a 01/22/2024 grant, and a 02/25/2025 grant, each subject to continuous service and plan terms.
Sangamo Therapeutics insider Nathalie Dubois-Stringfellow reported a small disposition tied to RSU tax withholding and continues to hold a substantial equity stake. The Form 4 shows that on 08/24/2025 she surrendered 1,792 shares to the company for mandatory tax withholding at a price of $0.5863 per share related to vested restricted stock units under the 2018 Equity Incentive Plan.
After the withholding disposition, the reporting person beneficially owns 766,089 shares. The filing details the schedule of outstanding RSU grants and future vesting: remaining installments from a 2023 grant, a 2024 grant vesting through January 22, 2026, and a 2025 grant with a first vesting on February 25, 2026, all subject to continuous service and plan acceleration provisions.
Sangamo Therapeutics filed a Form S-8 to register an additional 14,000,000 shares of common stock to be issued pursuant to its Amended and Restated 2018 Equity Incentive Plan. The filing incorporates prior Form S-8 registrations for 19,131,725, 9,900,000, 7,900,000, 10,000,000 and 11,000,000 shares.
The submission relies on incorporation by reference to the company’s recent periodic reports and includes key exhibits such as the Amended Plan and legal opinions; corporate officers including the CEO and CFO signed the registration.