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Contract OI history

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Nov 20, 2026 EXPIRATION

HESM $36.00 Put

HESM261120P00036000

Latest saved OI2,947Oct 20, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
HESM $36.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 10,4125,2060 2026-10-02: 10,412 OI2026-10-05: 10,408 OI2026-10-06: 10,388 OI2026-10-07: 10,388 OI2026-10-08: 2,974 OI2026-10-09: 2,974 OI2026-10-13: 2,953 OI2026-10-15: 2,949 OI2026-10-16: 2,947 OI2026-10-20: 2,947 OI Oct 02, 2026Oct 20, 2026

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

HESM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing2,9470
Oct 16, 20262,947-2
Oct 15, 20262,949-4
Oct 13, 20262,953-21
Oct 09, 20262,9740
Oct 08, 20262,974-7,414
Oct 07, 202610,3880
Oct 06, 202610,388-20
Oct 05, 202610,408-4
Oct 02, 202610,412No prior observation