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Contract OI history

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Dec 18, 2026 EXPIRATION

UNP $240.00 Put

UNP261218P00240000

Latest saved OI1,277Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNP $240.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,2776380 2026-10-02: 1,277 OI2026-10-05: 1,277 OI2026-10-06: 1,277 OI2026-10-07: 1,277 OI2026-10-08: 1,277 OI2026-10-09: 1,277 OI2026-10-14: 1,277 OI2026-10-15: 1,277 OI2026-10-16: 1,275 OI2026-10-21: 1,277 OI2026-10-23: 1,277 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

UNP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,2770
Oct 21, 20261,277+2
Oct 16, 20261,275-2
Oct 15, 20261,2770
Oct 14, 20261,2770
Oct 09, 20261,2770
Oct 08, 20261,2770
Oct 07, 20261,2770
Oct 06, 20261,2770
Oct 05, 20261,2770
Oct 02, 20261,277No prior observation