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Indian Railway Finance Corporation Limited

Financial Services · Finance

NSE: IRFC BSE: 543257
₹76.50
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) -1.99

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

ExpiryClosePrice ChgOIChg OIBuildup
Oct. 27, 2026 75.8300 -0.15 94991750 292950 Short Buildup
Nov. 23, 2026 74.8700 +0.07 9716175 287525 Long Buildup
Dec. 29, 2026 74.5100 -0.23 1394225 141050 Short Buildup
DateExpiryOpenHighLowCloseOIChange in OI
Oct. 5, 2026 Dec. 29, 2026 75.0000 75.0000 74.0000 74.5100 1394225 141050
Oct. 5, 2026 Nov. 23, 2026 75.4200 75.4300 74.3000 74.8700 9716175 287525
Oct. 5, 2026 Oct. 27, 2026 76.6800 76.6800 75.3000 75.8300 94991750 292950
Oct. 1, 2026 Dec. 29, 2026 76.4400 76.4400 73.2000 74.7400 1253175 688975
Oct. 1, 2026 Nov. 23, 2026 76.9000 76.9400 73.6100 74.8000 9428650 531650
Oct. 1, 2026 Oct. 27, 2026 77.5000 77.7800 74.6300 75.9800 94698800 2077775
Sept. 30, 2026 Dec. 29, 2026 77.1000 78.0800 76.0100 76.5200 564200 564200
Sept. 30, 2026 Nov. 23, 2026 77.5000 78.6300 76.6800 76.9400 8897000 1215200
Sept. 30, 2026 Oct. 27, 2026 77.8900 79.6700 77.3800 77.9200 92621025 3716125
Sept. 29, 2026 Nov. 23, 2026 75.8600 77.2700 74.8200 76.9800 7681800 857150

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) 0.673
Max Pain 80.0000

Open Interest by Strike (Max Pain: 80.0000)

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

CALLS Strike PUTS
OIChg OILTPIV%Delta DeltaIV%LTPChg OIOI
64.0000 -0.046 42.17 0.1700 282100 466550
0 0 20.8800 212.54 0.691 68.0000 -0.105 38.26 0.4100 -195300 564200
69.0000 -0.131 37.81 0.5300 200725 423150
81375 27125 6.2900 — 70.0000 -0.158 36.8 0.6500 406875 2197125
5425 0 8.9000 70.14 0.698 71.0000 -0.198 37.3 0.8800 92225 526225
16275 0 5.6000 30.95 0.798 72.0000 -0.232 35.91 1.0400 -27125 1708875
0 0 14.1900 154.28 0.630 73.0000 -0.282 36.86 1.3900 92225 786625
0 0 15.9400 182.74 0.626 74.0000 -0.327 35.78 1.6500 -43400 1242325
1345400 320075 2.9500 23.2 0.667 75.0000 -0.380 36.07 2.0600 -179025 6569675
336350 336350 2.5000 25.08 0.582 76.0000 -0.433 36.29 2.5200 634725 1258600
1736000 656425 2.0600 25.99 0.505 77.0000 -0.486 37.57 3.1200 -75950 1719725
3146500 667275 1.6900 26.84 0.434 78.0000 -0.537 37.83 3.6900 -862575 3097675
2083200 75950 1.3900 27.75 0.371 79.0000 -0.584 38.73 4.3600 -108500 1383375
10757775 933100 1.1300 28.46 0.314 80.0000 -0.625 40.12 5.1100 37975 6542550
5300225 385175 0.9400 29.5 0.267 81.0000 -0.651 43.83 6.0700 -10850 233275
3835475 75950 0.7800 30.43 0.226 82.0000 -0.674 47.02 7.0100 -10850 352625
1101275 97650 0.6200 30.82 0.187 83.0000 — 4.8000 0 86800
1036175 195300 0.5300 32.0 0.160 84.0000 — 7.0000 0 206150
7839125 217000 0.4500 33.02 0.137 85.0000 -0.762 48.3 9.3700 5425 1323700
564200 -168175 0.3700 33.68 0.115 86.0000 -0.942 26.08 9.2000 0 5425
238700 37975 0.3100 34.47 0.097 87.0000 — 9.4100 0 86800
1578675 352625 0.2600 35.23 0.082 88.0000 -0.886 40.25 11.5000 0 151900
89.0000 — 10.7500 0 16275
10437700 797475 0.1900 36.92 0.061 90.0000 -0.738 79.52 15.3800 -5425 916825
21700 0 0.2400 40.9 0.068 91.0000 — 10.5000 0 5425
347200 43400 0.1500 39.01 0.047 92.0000 — 14.7500 0 65100
21700 0 0.6500 57.13 0.121 93.0000
21700 0 0.5800 57.57 0.109 94.0000
1074150 10850 0.0900 40.7 0.029 95.0000 — 17.4000 0 423150
98.0000 — 19.1500 0 16275
1920450 -21700 0.0500 44.66 0.016 100.0000 -0.876 78.15 23.9000 5425 1264025
781200 0 0.0200 49.75 0.006 108.0000 — 29.1000 0 3802925