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Contract OI history

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Dec 18, 2026 EXPIRATION

GEHC $57.50 Put

GEHC261218P00057500

Latest saved OI418Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GEHC $57.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4182090 2026-10-09: 417 OI2026-10-13: 416 OI2026-10-14: 416 OI2026-10-15: 416 OI2026-10-16: 416 OI2026-10-21: 416 OI2026-10-23: 418 OI Oct 09, 2026Oct 23, 2026

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

GEHC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing418+2
Oct 21, 20264160
Oct 16, 20264160
Oct 15, 20264160
Oct 14, 20264160
Oct 13, 2026416-1
Oct 09, 2026417No prior observation