OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

HE $10.00 Put

HE270115P00010000

Latest saved OI22,100Oct 21, 2026
Last change-2vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HE $10.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 22,12311,0610 2026-10-02: 22,123 OI2026-10-05: 22,123 OI2026-10-06: 22,123 OI2026-10-07: 22,113 OI2026-10-08: 22,098 OI2026-10-09: 22,097 OI2026-10-13: 22,097 OI2026-10-14: 22,102 OI2026-10-16: 22,102 OI2026-10-21: 22,100 OI Oct 02, 2026Oct 21, 2026

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

HE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing22,100-2
Oct 16, 202622,1020
Oct 14, 202622,102+5
Oct 13, 202622,0970
Oct 09, 202622,097-1
Oct 08, 202622,098-15
Oct 07, 202622,113-10
Oct 06, 202622,1230
Oct 05, 202622,1230
Oct 02, 202622,123No prior observation