144 0001296996 XXXXXXXX LIVE 0001593899 Atea Pharmaceuticals, Inc. 001-39661 225 Franklin Street Suite 2100 Boston MA 02110 857-284-8891 Andrea Corcoran CFO, EVP, Legal and Secretary Common Stock Morgan Stanley

2000 Westchester Ave Purchase NY 10577-2530

18198 74065.86 83435513 02/01/2024 NASDAQ Common Stock 01/31/2024 Shares acquired upon vesting of restricted stock units awarded under Issuer's 2020 Incentive Award Plan Issuer N 44367 01/31/2023 Services rendered Y 02/01/2024 03/14/2022 /s/ Andrea Corcoran