Sutro Biopharma Inc. (STRO)
NASDAQ: STRO
· Real-Time Price · USD
0.86
0.08 (10.24%)
At close: Aug 15, 2025, 1:25 PM
STRO Option Overview
Overview for all option chains of STRO. As of August 15, 2025, STRO options have an IV of 500% and an IV rank of 114.84%. The volume is 1 contracts, which is 2.94% of average daily volume of 34 contracts. The volume put-call ratio is 0, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
500%IV Rank
114.84%Historical Volatility
59.09%IV Low
156.47% on Mar 10, 2025IV High
455.62% on Apr 04, 2025Open Interest (OI)
Today's Open Interest
2,389Put-Call Ratio
0.09Put Open Interest
204Call Open Interest
2,185Open Interest Avg (30-day)
2,062Today vs Open Interest Avg (30-day)
115.86%Option Volume
Today's Volume
1Put-Call Ratio
0Put Volume
0Call Volume
1Volume Avg (30-day)
34Today vs Volume Avg (30-day)
2.94%Option Chain Statistics
This table provides a comprehensive overview of all STRO options grouped by their expiration dates.
| Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
| Aug 15, 2025 | 0 | 0 | 0 | 1,441 | 136 | 0.09 | 500% | 0.5 |
| Sep 19, 2025 | 1 | 0 | 0 | 1 | 5 | 5 | 500% | 2 |
| Oct 17, 2025 | 0 | 0 | 0 | 0 | 0 | 0 | 437.01% | 0.5 |
| Nov 21, 2025 | 0 | 0 | 0 | 735 | 53 | 0.07 | 233.8% | 1 |
| Feb 20, 2026 | 0 | 0 | 0 | 8 | 10 | 1.25 | 266.06% | 0.5 |