X0508 4 2026-03-01 0001652130 Intellia Therapeutics, Inc. NTLA 0001792726 BASTA JAMES C/O INTELLIA THERAPEUTICS, INC. 40 ERIE STREET; SUITE 130 CAMBRIDGE MA 02139 false true false false EVP, General Counsel false Common Stock 2026-03-01 4 A false 46080 0 A 158005 D Common Stock 2026-03-02 4 S false 1211 13.78 D 156794 D Stock Option (right to buy) 13.78 2026-03-01 4 A false 65829 0 A 2036-02-29 Common Stock 65829 65829 D Based on a grant of restricted stock units representing a contingent right to receive one share of Intellia common stock for each restricted stock unit Represents a mandatory "sell-to-cover" transaction for the purpose of satisfying the reporting person's tax withholding obligation upon the vesting of RSUs on March 1, 2026, and does not represent a volitional trade by the Reporting Person. This option was granted on March 1, 2026 with respect to shares of Common Stock, with 33% vesting on January 1, 2027 and the remaining 67% vesting in 24 substantially equal monthly installments thereafter. James Basta 2026-03-03