OITracker Cboe delayed data

Contract OI history

Back to UNP

Jan 15, 2027 EXPIRATION

UNP $290.00 Put

UNP270115P00290000

Latest saved OI184Oct 23, 2026
Last change+33vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNP $290.00 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. 184920 2026-10-02: 136 OI2026-10-05: 136 OI2026-10-06: 136 OI2026-10-07: 135 OI2026-10-08: 135 OI2026-10-09: 135 OI2026-10-14: 135 OI2026-10-15: 151 OI2026-10-16: 151 OI2026-10-21: 151 OI2026-10-23: 184 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, 2026Viewing184+33
Oct 21, 20261510
Oct 16, 20261510
Oct 15, 2026151+16
Oct 14, 20261350
Oct 09, 20261350
Oct 08, 20261350
Oct 07, 2026135-1
Oct 06, 20261360
Oct 05, 20261360
Oct 02, 2026136No prior observation