Britannia Industries Limited

Fast Moving Consumer Goods · Food Products

NSE: BRITANNIA BSE: 500825

₹4770.00

Oct. 5, 2026 · NSE · nse_bhavcopy

F&O (Single-Stock Futures)

Single-stock futures activity for this company -- see the Options Chain section below for OI by strike, PCR, Max Pain and Greeks.

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Combined Open Interest (all active contracts, full history -- via the Parquet/DuckDB analytics lake, ADR-0183)

Basis (nearest contract vs spot) +61.20

OI Buildup (each live contract's own price change vs. change in OI, latest real trading day)

Expiry	Close	Price Chg	OI	Chg OI	Buildup
Oct. 27, 2026	4776.0000	+4.40	2464250	-26625	Short Covering
Nov. 23, 2026	4796.3000	+4.90	32875	1000	Long Buildup
Dec. 29, 2026	4831.2000	+36.20	2250	125	Long Buildup

Date	Expiry	Open	High	Low	Close	OI	Change in OI
Oct. 5, 2026	Dec. 29, 2026	4837.2000	4850.1000	4823.0000	4831.2000	2250	125
Oct. 5, 2026	Nov. 23, 2026	4788.9000	4822.4000	4785.0000	4796.3000	32875	1000
Oct. 5, 2026	Oct. 27, 2026	4819.7000	4820.0000	4750.4000	4776.0000	2464250	-26625
Oct. 1, 2026	Dec. 29, 2026	4863.0000	4863.0000	4795.0000	4795.0000	2125	875
Oct. 1, 2026	Nov. 23, 2026	4821.2000	4855.0000	4762.7000	4791.4000	31875	-250
Oct. 1, 2026	Oct. 27, 2026	4808.2000	4837.9000	4734.2000	4771.6000	2490875	-37750
Sept. 30, 2026	Dec. 29, 2026	4861.5000	4864.0000	4845.0000	4863.0000	1250	1250
Sept. 30, 2026	Nov. 23, 2026	4840.0000	4842.0000	4810.0000	4839.0000	32125	2500
Sept. 30, 2026	Oct. 27, 2026	4822.0000	4823.5000	4775.0000	4810.5000	2528625	21375
Sept. 29, 2026	Nov. 23, 2026	4874.5000	4890.0000	4842.0000	4853.5000	29625	3625

Options Chain

As of Oct. 1, 2026. IV and Greeks are solved from each option's own real market price via Black-Scholes, assuming a fixed 7% risk-free rate (not a live/dated rate -- no such feed exists in the source data).

Oct. 27, 2026 (nearest) Nov. 23, 2026 Dec. 29, 2026

PCR (OI) —

Max Pain 4000.0000

Open Interest by Strike (Max Pain: 4000.0000)

Implied Volatility by Strike (solved from each real market price via Black-Scholes)

CALLS					Strike	PUTS
OI	Chg OI	LTP	IV%	Delta		Delta	IV%	LTP	Chg OI	OI
0	0	903.3000	38.35	0.867	4000.0000	-0.042	23.35	9.7000	0	0
0	0	721.4500	34.0	0.827	4200.0000	-0.093	23.15	24.9500	0	0
0	0	635.6500	32.35	0.798	4300.0000	-0.131	23.02	37.6500	0	0
0	0	554.2000	30.98	0.763	4400.0000	-0.178	22.87	54.7500	0	0
0	0	478.1000	29.91	0.720	4500.0000	-0.233	22.72	77.2000	0	0
0	0	407.4000	29.01	0.672	4600.0000	-0.296	22.49	105.0500	0	0
0	0	343.3500	28.33	0.617	4700.0000	-0.365	22.24	139.4500	0	0
0	0	285.8500	27.78	0.559	4800.0000	-0.439	21.96	180.5500	0	0
0	0	235.1500	27.34	0.498	4900.0000	-0.515	21.61	228.3500	0	0
0	0	191.0500	26.99	0.437	5000.0000	-0.593	21.17	282.8000	0	0
0	0	153.3500	26.7	0.377	5100.0000	-0.670	20.61	343.6500	0	0
0	0	121.6000	26.46	0.321	5200.0000	-0.744	19.86	410.4500	0	0
0	0	95.5500	26.3	0.269	5300.0000	-0.816	18.85	482.9000	0	0
0	0	73.9000	26.11	0.222	5400.0000	-0.888	17.2	559.8000	0	0
0	0	42.8500	25.86	0.145	5600.0000		—	725.8000	0	0