21.39 USD
↘ 0.05 (0.23%)PRE MARKET (AS OF 04:01 AM EDT)
STRO Stock Premarket
Sutro Biopharma, Inc.
STRONASDAQ • USD
Market: OPEN
Premarket trading runs 4:00 AM – 9:30 AM ET.
STRO is trading at $21.39 in premarket, down $0.05 (0.23%) from its previous close of $21.44.
📅 STRO is expected to report earnings around Nov 11, 2026 (estimated), with an estimated EPS of $-1.71. STRO earnings details →
STRO Premarket Chart
STRO Premarket News
Gap Analytics — 5-year history, 5% minimum gap
No qualifying gap events found for STRO.
Frequently Asked Questions
What is STRO's premarket price?
Sutro Biopharma (STRO) is trading at $21.39 in premarket, down $0.05 (0.23%) from the previous close of $21.44.
Why is STRO moving in premarket?
Sutro Biopharma (STRO) is down 0.23% from its previous close in premarket trading. Premarket moves are usually driven by company-specific news, earnings results, analyst rating or price-target changes, or broad market and sector sentiment. Check the latest STRO premarket headlines and gap history below for the likely catalyst.
When does STRO premarket trading start?
Premarket trading for STRO on the NASDAQ runs from 4:00 AM to 9:30 AM Eastern Time, ahead of the regular session (9:30 AM – 4:00 PM ET). After-hours runs from 4:00 PM to 8:00 PM ET.
When does STRO report earnings?
STRO is expected to report earnings around Nov 11, 2026 (estimated), with an estimated EPS of $-1.71.