1.12 USD
AT CLOSE
SPRO Stock After Hours
Spero Therapeutics, Inc. Common Stock
SPRONASDAQ • USD
Market: OPEN
After-hours trading runs 4:00 PM – 8:00 PM ET.
📅 SPRO is expected to report earnings around Nov 12, 2026 (estimated), with an estimated EPS of $-0.16. SPRO earnings details →
SPRO After Hours Chart
SPRO After Hours News
Gap Analytics — 5-year history, 5% minimum gap
No qualifying gap events found for SPRO.
Frequently Asked Questions
What is SPRO's after-hours price?
Spero Therapeutics (SPRO) has no recorded after-hours trades for the latest session. Its regular-session close was $1.12. After-hours quotes appear here when the stock trades between 4:00 PM and 8:00 PM ET.
When does SPRO after-hours trading start and end?
After-hours trading in SPRO on the NASDAQ runs from 4:00 PM to 8:00 PM ET on trading days, immediately after the regular session closes. Not every broker offers the full window, and liquidity thins sharply after about 6:30 PM ET.
When does SPRO report earnings?
SPRO is expected to report earnings around Nov 12, 2026 (estimated), with an estimated EPS of $-0.16. Earnings are the most common cause of a large after-hours move, since most companies report after the close.