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Contract OI history

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Nov 20, 2026 EXPIRATION

HUM $340.00 Put

HUM261120P00340000

Latest saved OI482Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HUM $340.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4842420 2026-10-02: 356 OI2026-10-05: 361 OI2026-10-06: 362 OI2026-10-07: 366 OI2026-10-08: 366 OI2026-10-09: 362 OI2026-10-13: 362 OI2026-10-14: 362 OI2026-10-15: 363 OI2026-10-16: 362 OI2026-10-21: 484 OI2026-10-23: 482 OI Oct 02, 2026Oct 23, 2026

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

HUM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing482-2
Oct 21, 2026484+122
Oct 16, 2026362-1
Oct 15, 2026363+1
Oct 14, 20263620
Oct 13, 20263620
Oct 09, 2026362-4
Oct 08, 20263660
Oct 07, 2026366+4
Oct 06, 2026362+1
Oct 05, 2026361+5
Oct 02, 2026356No prior observation