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Contract OI history

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Jan 15, 2027 EXPIRATION

UNP $280.00 Put

UNP270115P00280000

Latest saved OI653Oct 23, 2026
Last change+31vs 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. 6533260 2026-10-02: 619 OI2026-10-05: 619 OI2026-10-06: 621 OI2026-10-07: 620 OI2026-10-08: 620 OI2026-10-09: 620 OI2026-10-14: 622 OI2026-10-15: 622 OI2026-10-16: 625 OI2026-10-21: 622 OI2026-10-23: 653 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, 2026Viewing653+31
Oct 21, 2026622-3
Oct 16, 2026625+3
Oct 15, 20266220
Oct 14, 2026622+2
Oct 09, 20266200
Oct 08, 20266200
Oct 07, 2026620-1
Oct 06, 2026621+2
Oct 05, 20266190
Oct 02, 2026619No prior observation