Upstream Bio Inc. (UPB)
NASDAQ: UPB
· Real-Time Price · USD
18.63
0.04 (0.22%)
At close: Oct 03, 2025, 3:59 PM
18.50
-0.70%
After-hours: Oct 03, 2025, 07:07 PM EDT
UPB Option Overview
Overview for all option chains of UPB. As of October 05, 2025, UPB options have an IV of 316.6% and an IV rank of 165.25%. The volume is 12 contracts, which is 46.15% of average daily volume of 26 contracts. The volume put-call ratio is 5, indicating a bearish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
316.6%IV Rank
100%Historical Volatility
78.21%IV Low
126.04% on Aug 18, 2025IV High
241.36% on Oct 03, 2025Open Interest (OI)
Today's Open Interest
4,656Put-Call Ratio
0.09Put Open Interest
375Call Open Interest
4,281Open Interest Avg (30-day)
4,488Today vs Open Interest Avg (30-day)
103.74%Option Volume
Today's Volume
12Put-Call Ratio
5Put Volume
10Call Volume
2Volume Avg (30-day)
26Today vs Volume Avg (30-day)
46.15%Option Chain Statistics
This table provides a comprehensive overview of all UPB 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 |
| Oct 17, 2025 | 0 | 10 | 0 | 104 | 220 | 2.12 | 316.6% | 17.5 |
| Nov 21, 2025 | 2 | 0 | 0 | 4,064 | 34 | 0.01 | 164.52% | 12.5 |
| Feb 20, 2026 | 0 | 0 | 0 | 73 | 117 | 1.6 | 143.69% | 17.5 |
| May 15, 2026 | 0 | 0 | 0 | 40 | 4 | 0.1 | 118.86% | 15 |