GSK (GSK)
NYSE: GSK
· Real-Time Price · USD
39.22
0.09 (0.23%)
At close: Aug 14, 2025, 3:59 PM
39.30
0.20%
After-hours: Aug 14, 2025, 07:46 PM EDT
GSK Option Overview
Overview for all option chains of GSK. As of August 14, 2025, GSK options have an IV of 57.44% and an IV rank of 71.07%. The volume is 1,709 contracts, which is 107.15% of average daily volume of 1,595 contracts. The volume put-call ratio is 0.27, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
57.44%IV Rank
71.07%Historical Volatility
30.62%IV Low
26.27% on Oct 22, 2024IV High
70.13% on Aug 13, 2025Open Interest (OI)
Today's Open Interest
140,427Put-Call Ratio
0.41Put Open Interest
40,877Call Open Interest
99,550Open Interest Avg (30-day)
133,319Today vs Open Interest Avg (30-day)
105.33%Option Volume
Today's Volume
1,709Put-Call Ratio
0.27Put Volume
365Call Volume
1,344Volume Avg (30-day)
1,595Today vs Volume Avg (30-day)
107.15%Option Chain Statistics
This table provides a comprehensive overview of all GSK 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 | 380 | 60 | 0.16 | 45,738 | 19,819 | 0.43 | 176.31% | 39 |
| Aug 22, 2025 | 68 | 3 | 0.04 | 1,552 | 239 | 0.15 | 81.19% | 36.5 |
| Aug 29, 2025 | 60 | 3 | 0.05 | 230 | 394 | 1.71 | 48.15% | 38 |
| Sep 05, 2025 | 39 | 4 | 0.1 | 77 | 10 | 0.13 | 57.44% | 37 |
| Sep 12, 2025 | 42 | 2 | 0.05 | 38 | 3 | 0.08 | 45.2% | 36 |
| Sep 19, 2025 | 255 | 25 | 0.1 | 1,991 | 1,489 | 0.75 | 34.91% | 38 |
| Sep 26, 2025 | 7 | 0 | 0 | 47 | 0 | 0 | 38.28% | 25 |
| Nov 21, 2025 | 242 | 31 | 0.13 | 11,088 | 5,429 | 0.49 | 30.72% | 38 |
| Jan 16, 2026 | 91 | 65 | 0.71 | 32,331 | 8,656 | 0.27 | 27.91% | 33 |
| Feb 20, 2026 | 70 | 6 | 0.09 | 329 | 593 | 1.8 | 26.36% | 37 |
| Jun 18, 2026 | 24 | 157 | 6.54 | 2,336 | 1,852 | 0.79 | 27.11% | 40 |
| Jan 15, 2027 | 66 | 9 | 0.14 | 3,793 | 2,393 | 0.63 | 25.43% | 35 |