United Microelectronics C... (UMC)
NYSE: UMC
· Real-Time Price · USD
6.82
-0.06 (-0.87%)
At close: Aug 18, 2025, 1:55 PM
UMC Option Overview
Overview for all option chains of UMC. As of August 15, 2025, UMC options have an IV of 500% and an IV rank of 289.71%. The volume is 176 contracts, which is 35.77% of average daily volume of 492 contracts. The volume put-call ratio is 1.26, indicating a neutral sentiment in the market.
Implied Volatility
Implied Volatility (30d)
500%IV Rank
289.71%Historical Volatility
21.38%IV Low
41.8% on Aug 21, 2024IV High
199.96% on Aug 13, 2025Open Interest (OI)
Today's Open Interest
29,497Put-Call Ratio
1Put Open Interest
14,719Call Open Interest
14,778Open Interest Avg (30-day)
25,234Today vs Open Interest Avg (30-day)
116.89%Option Volume
Today's Volume
176Put-Call Ratio
1.26Put Volume
98Call Volume
78Volume Avg (30-day)
492Today vs Volume Avg (30-day)
35.77%Option Chain Statistics
This table provides a comprehensive overview of all UMC 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 | 2 | 10 | 5 | 1,122 | 480 | 0.43 | 500% | 7 |
| Sep 19, 2025 | 45 | 3 | 0.07 | 327 | 2,436 | 7.45 | 126.98% | 7 |
| Oct 17, 2025 | 10 | 0 | 0 | 1,408 | 806 | 0.57 | 58.74% | 8 |
| Jan 16, 2026 | 10 | 55 | 5.5 | 10,327 | 10,383 | 1.01 | 61.79% | 7 |
| Apr 17, 2026 | 0 | 0 | 0 | 0 | 0 | 0 | 43.3% | 1 |
| Jan 15, 2027 | 11 | 30 | 2.73 | 1,594 | 614 | 0.39 | 50.5% | 7 |