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Contract OI history

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Nov 20, 2026 EXPIRATION

UNP $280.00 Put

UNP261120P00280000

Latest saved OI245Oct 23, 2026
Last change+7vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNP $280.00 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. 2451220 2026-10-02: 123 OI2026-10-05: 124 OI2026-10-06: 125 OI2026-10-07: 126 OI2026-10-08: 126 OI2026-10-09: 126 OI2026-10-14: 144 OI2026-10-15: 150 OI2026-10-16: 185 OI2026-10-21: 238 OI2026-10-23: 245 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, 2026Viewing245+7
Oct 21, 2026238+53
Oct 16, 2026185+35
Oct 15, 2026150+6
Oct 14, 2026144+18
Oct 09, 20261260
Oct 08, 20261260
Oct 07, 2026126+1
Oct 06, 2026125+1
Oct 05, 2026124+1
Oct 02, 2026123No prior observation