v3.26.1
Document and Entity Information
Jun. 18, 2026
Cover [Abstract]  
Document Type 8-K/A
Amendment Flag true
Document Period End Date Jun. 18, 2026
Entity Registrant Name SANGAMO THERAPEUTICS, INC.
Entity Incorporation State Country Code DE
Entity File Number 000-30171
Entity Tax Identification Number 68-0359556
Entity Address Address Line 1 501 Canal Blvd.
Entity Address City Or Town Richmond
Entity Address State Or Province CA
Entity Address Postal Zip Code 94804
City Area Code 510
Local Phone Number 970-6000
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common Stock, $0.01 par value per share
Trading Symbol SGMO
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Amendment Description Sangamo Therapeutics, Inc. is filing this Amendment No. 1 to its Current Report on Form 8-K (this “Amendment”), originally filed with the Securities Exchange Commission on June 23, 2026 (the “Original 8-K”), solely to file exhibits 2.1 and 2.2. This Amendment does not amend or change any of the information previously disclosed in the Original 8-K. Interested parties should refer to the Original 8-K for Items 1.01, 1.03, 2.03 and 2.05.
Entity Central Index Key 0001001233