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Contract OI history

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Jan 15, 2027 EXPIRATION

GRAL $90.00 Put

GRAL270115P00090000

Latest saved OI376Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GRAL $90.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3761880 2026-10-08: 370 OI2026-10-09: 370 OI2026-10-13: 370 OI2026-10-14: 370 OI2026-10-16: 370 OI2026-10-20: 376 OI2026-10-23: 376 OI Oct 08, 2026Oct 23, 2026

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

GRAL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3760
Oct 20, 2026376+6
Oct 16, 20263700
Oct 14, 20263700
Oct 13, 20263700
Oct 09, 20263700
Oct 08, 2026370No prior observation