National Grid (NGG)
NYSE: NGG
· Real-Time Price · USD
71.58
1.05 (1.49%)
At close: Aug 14, 2025, 3:59 PM
71.44
-0.20%
Pre-market: Aug 15, 2025, 04:01 AM EDT
NGG Option Overview
Overview for all option chains of NGG. As of August 15, 2025, NGG options have an IV of 289.97% and an IV rank of 623.78%. The volume is 246 contracts, which is 152.8% of average daily volume of 161 contracts. The volume put-call ratio is 1.1, indicating a neutral sentiment in the market.
Implied Volatility
Implied Volatility (30d)
289.97%IV Rank
623.78%Historical Volatility
18.27%IV Low
34.69% on Jun 17, 2025IV High
75.62% on Aug 14, 2025Open Interest (OI)
Today's Open Interest
8,173Put-Call Ratio
0.62Put Open Interest
3,132Call Open Interest
5,041Open Interest Avg (30-day)
7,542Today vs Open Interest Avg (30-day)
108.37%Option Volume
Today's Volume
246Put-Call Ratio
1.1Put Volume
129Call Volume
117Volume Avg (30-day)
161Today vs Volume Avg (30-day)
152.8%Option Chain Statistics
This table provides a comprehensive overview of all NGG 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 | 1 | 0 | 0 | 135 | 242 | 1.79 | 289.97% | 70 |
| Sep 19, 2025 | 79 | 128 | 1.62 | 2,580 | 1,792 | 0.69 | 41.41% | 65 |
| Oct 17, 2025 | 0 | 0 | 0 | 0 | 0 | 0 | 40.81% | 35 |
| Dec 19, 2025 | 10 | 0 | 0 | 1,110 | 822 | 0.74 | 33.5% | 75 |
| Jan 16, 2026 | 0 | 0 | 0 | 150 | 0 | 0 | n/a | 7 |
| Feb 20, 2026 | 18 | 1 | 0.06 | 978 | 76 | 0.08 | 25.99% | 75 |
| Mar 20, 2026 | 9 | 0 | 0 | 88 | 200 | 2.27 | 24.69% | 70 |
| Dec 18, 2026 | 0 | 0 | 0 | 0 | 0 | 0 | 21.47% | 990 |