Central Depository Services (India) Limited

Financial Services

NSE: CDSL

₹1264.00

Sept. 30, 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) +19.80

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	1274.2000	-6.60	11231375	92150	Short Buildup
Nov. 23, 2026	1279.8000	-5.10	508250	19000	Short Buildup

Date	Expiry	Open	High	Low	Close	OI	Change in OI
Sept. 30, 2026	Dec. 29, 2026	1304.1000	1304.1000	1282.6000	1283.8000	7600	7600
Sept. 30, 2026	Nov. 23, 2026	1284.7000	1299.8000	1278.1000	1279.8000	508250	19000
Sept. 30, 2026	Oct. 27, 2026	1278.9000	1294.4000	1271.8000	1274.2000	11231375	92150
Sept. 29, 2026	Nov. 23, 2026	1296.6000	1302.7000	1274.5000	1284.9000	489250	114950
Sept. 29, 2026	Oct. 27, 2026	1294.0000	1295.9000	1268.0000	1280.8000	11139225	3211000
Sept. 29, 2026	Sept. 29, 2026	1285.0000	1289.6000	1261.4000	1271.0000	827450	-3436150
Sept. 28, 2026	Nov. 23, 2026	1334.3000	1334.3000	1293.2000	1298.0000	374300	68875
Sept. 28, 2026	Oct. 27, 2026	1321.0000	1325.9000	1288.3000	1291.2000	7928225	1661550
Sept. 28, 2026	Sept. 29, 2026	1322.0000	1322.0000	1286.0000	1288.7000	4263600	-1608825
Sept. 25, 2026	Nov. 23, 2026	1342.7000	1348.8000	1329.2000	1332.4000	305425	53200

Options Chain

As of Sept. 30, 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) 0.888

Max Pain 1340.0000

Open Interest by Strike (Max Pain: 1340.0000)

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	299.0500	150.63	0.726	1080.0000	-0.037	34.33	1.8000	11875	20900
475	0	214.4000	97.72	0.728	1120.0000	-0.075	33.29	4.0000	950	950
0	0	277.9000	160.12	0.680	1140.0000	-0.093	31.12	4.8000	8075	8075
0	0	236.6500	135.18	0.667	1160.0000	-0.126	30.28	6.7500	19950	161975
0	0	244.1500	149.13	0.650	1180.0000	-0.169	29.58	9.5000	4750	33725
18050	5700	87.5500	32.86	0.753	1200.0000	-0.222	28.88	13.1500	34675	499225
0	0	212.3500	139.31	0.617	1220.0000	-0.283	27.87	17.5500	9975	161975
4750	475	58.4000	30.59	0.631	1240.0000	-0.357	27.18	23.6000	21850	252225
100225	26600	46.4500	30.01	0.557	1260.0000	-0.440	26.63	31.3500	22800	678775
199500	75525	36.2000	29.59	0.479	1280.0000	-0.528	26.06	40.7500	44175	255550
598975	49400	27.8000	29.4	0.403	1300.0000	-0.617	25.44	51.8500	-10450	774725
194750	44650	21.2500	29.52	0.332	1320.0000	-0.697	25.5	65.5000	19000	182400
795625	59850	15.9500	29.61	0.267	1340.0000	-0.766	25.75	80.8000	2850	290225
354350	16150	12.1000	30.02	0.214	1360.0000	-0.835	24.85	96.2500	-12825	151050
151050	32775	9.0500	30.36	0.169	1380.0000		—	101.2000	0	36575
1150450	149150	7.0000	31.09	0.135	1400.0000	-0.962	19.85	129.8000	4275	287375
144875	6650	5.3500	31.69	0.106	1420.0000		—	136.3500	0	20425
165300	8550	4.2000	32.49	0.085	1440.0000		—	151.8000	0	108300
142500	2375	3.3500	33.37	0.069	1460.0000		—	185.9500	0	219450
61750	-8075	2.9500	34.89	0.059	1480.0000		—	192.6000	0	61275
318725	55100	2.6000	36.32	0.051	1500.0000		—	223.2500	0	50825
89300	4275	1.8000	36.05	0.038	1520.0000		—	231.2500	0	13775
20425	-3325	1.6000	37.39	0.033	1540.0000		—	219.0000	0	3800
37525	-475	1.3500	38.35	0.028	1560.0000		—	275.0000	0	1425
198075	-9500	1.0000	40.33	0.020	1600.0000		—	310.0000	0	18050
86450	-7125	0.8000	42.56	0.016	1640.0000		—	304.6500	0	0