GAIL option chain

IV vs HV, IV percentile & PCR history →

End of day 02 Nov 2026 · expiry 25 Jan 2027 (84 days) · lot 3550

Spot

176.97

Future

180.07

Forward

180.07

23 Nov 2026 29 Dec 2026 25 Jan 2027

PCR (OI)

—

Puts — / Calls —

PCR (volume)

—

Puts — / Calls —

Max pain

—

strike with least total payout to holders

Highest OI

— CE · — PE

ΔOI calls +— · puts +—

Open interest by strike

CallsPuts│ ATM

Calls										Puts
Buildup	OI	ΔOI	Volume	IV %	Delta	Theta	Chg	LTP	Strike	LTP	Chg	Theta	Delta	IV %	Volume	ΔOI	OI	Buildup
Neutral	—	—	—	—	—	—	0.00	38.17	130	0.48	0.00	-0.00	-0.01	27.21	—	—	—	Neutral
Neutral	—	—	—	—	—	—	0.00	29.26	140	1.42	0.00	-0.01	-0.02	27.42	—	—	—	Neutral
Neutral	—	—	—	16.05	0.98	0.00	0.00	21.33	150	3.34	0.00	-0.02	-0.07	27.41	—	—	—	Neutral
Neutral	—	—	—	22.15	0.92	-0.01	0.00	17.84	155	4.77	0.00	-0.03	-0.11	27.51	—	—	—	Neutral
Neutral	—	—	—	23.79	0.85	-0.02	0.00	14.72	160	6.57	0.00	-0.03	-0.17	27.56	—	—	—	Neutral
Neutral	—	—	—	24.69	0.78	-0.03	0.00	11.98	165	8.75	0.00	-0.04	-0.23	27.63	—	—	—	Neutral
Neutral	—	—	—	25.24	0.70	-0.04	0.00	9.61	170	11.31	0.00	-0.05	-0.31	27.73	—	—	—	Neutral
Neutral	—	—	—	25.58	0.61	-0.05	0.00	7.61	175	14.23	0.00	-0.05	-0.39	27.85	—	—	—	Neutral
Neutral	—	—	—	25.85	0.52	-0.05	0.00	5.94	180	17.48	0.00	-0.06	-0.47	28.00	—	—	—	Neutral
	—	—	—	26.02	0.43	-0.05	—	4.59	185	21.05	—	-0.05	-0.55	28.18	—	—	—
Neutral	—	—	—	26.14	0.35	-0.05	0.00	3.49	190	24.88	0.00	-0.05	-0.62	28.41	—	—	—	Neutral
	—	—	—	26.27	0.28	-0.04	—	2.63	195	28.94	—	-0.05	-0.69	28.70	—	—	—
Neutral	—	—	—	26.36	0.22	-0.04	0.00	1.96	200	33.19	0.00	-0.04	-0.74	29.06	—	—	—	Neutral

Source: NSE F&O bhavcopy (EOD, official). Black-76 on the forward; IV from close (settle if untraded). Forward: same-expiry future. Discounting at 5.19% (carry implied by 23 Nov → 29 Dec futures). Buildup labels describe price and open-interest changes only and are not advice. Spot: NSE F&O bhavcopy underlying price.