Price Alert

National Grid (NGG)

NYSE: NGG · Real-Time Price · USD

71.44

0.01 (0.01%)

At close: Aug 22, 2025, 3:59 PM

70.00

-2.02%

Pre-market: Aug 25, 2025, 07:15 AM EDT

NGG Option Overview

Overview for all option chains of NGG. As of August 24, 2025, NGG options have an IV of 53.52% and an IV rank of 115.19%. The volume is 180 contracts, which is 178.22% of average daily volume of 101 contracts. The volume put-call ratio is 2, indicating a bearish sentiment in the market.

Implied Volatility

Implied Volatility (30d)

53.52%

IV Rank

115.19%

Historical Volatility

18.27%

IV Low

31.8% on Jul 23, 2025

IV High

50.66% on Jun 05, 2025

Open Interest (OI)

Today's Open Interest

8,051

Put-Call Ratio

0.57

Put Open Interest

2,937

Call Open Interest

5,114

Open Interest Avg (30-day)

7,644

Today vs Open Interest Avg (30-day)

105.32%

Option Volume

Today's Volume

180

Put-Call Ratio

Put Volume

120

Call Volume

Volume Avg (30-day)

101

Today vs Volume Avg (30-day)

178.22%

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
Sep 19, 2025	21	17	0.81	2,568	1,824	0.71	53.52%	65
Oct 17, 2025	2	3	1.5	158	14	0.09	39.91%	70
Dec 19, 2025	6	0	0	1,147	822	0.72	38.35%	75
Jan 16, 2026	0	0	0	150	0	0	n/a	7
Feb 20, 2026	24	100	4.17	993	77	0.08	29.81%	75
Mar 20, 2026	7	0	0	98	200	2.04	28.89%	70
Dec 18, 2026	0	0	0	0	0	0	21.47%	990