
– Encouraging early clinical activity i ncluding confirmed and ongoing unconfirmed partial responses with favorable tolerability, and pharmacokinetics (PK) observed in ongoing STRO-004 Phase 1 study – – Strong execution of STRO-004 STRIVE-01 study with rapid enrollment of initial dose escalation cohorts within 7 months; dose optimization ongoing between 4-5 mg/kg – – STRO-006, next-generation integrin 6 (ITGB6)-targeting ADC, is on track to enter the clinic in the third quarter of 2026 – – Second dual-payload iADC program from Sutro's platform under Astellas collaboration expected to enter the clinic in the second half of 2026 – – Strong balance sheet with $164.3 million in cash, cash equivalents and marketable securities as of June 30, 2026, expected to support operations into at least the second quarter of 2028 – SOUTH SAN FRANCISCO, Calif., Aug. 12, 2026 (GLOBE NEWSWIRE) -- Sutro Biopharma, Inc. (Sutro or the Company) (NASDAQ: STRO), a clinical-stage oncology company pioneering site-specific and novel-format antibody drug conjugates (ADCs), today reported its financial results for the second quarter ended June 30, 2026 and recent business highlights.



