OITracker Cboe delayed data

Contract OI history

Back to UNP

Jan 15, 2027 EXPIRATION

UNP $250.00 Put

UNP270115P00250000

Latest saved OI740Oct 23, 2026
Last change+11vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
UNP $250.00 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. 7403700 2026-10-02: 720 OI2026-10-05: 720 OI2026-10-06: 720 OI2026-10-07: 724 OI2026-10-08: 730 OI2026-10-09: 730 OI2026-10-14: 731 OI2026-10-15: 731 OI2026-10-16: 728 OI2026-10-21: 729 OI2026-10-23: 740 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, 2026Viewing740+11
Oct 21, 2026729+1
Oct 16, 2026728-3
Oct 15, 20267310
Oct 14, 2026731+1
Oct 09, 20267300
Oct 08, 2026730+6
Oct 07, 2026724+4
Oct 06, 20267200
Oct 05, 20267200
Oct 02, 2026720No prior observation