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Contract OI history

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Dec 18, 2026 EXPIRATION

GRMN $290.00 Call

GRMN261218C00290000

Latest saved OI231Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GRMN $290.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2451220 2026-10-02: 245 OI2026-10-05: 234 OI2026-10-06: 234 OI2026-10-07: 234 OI2026-10-08: 230 OI2026-10-09: 229 OI2026-10-13: 232 OI2026-10-14: 234 OI2026-10-15: 234 OI2026-10-16: 233 OI2026-10-21: 231 OI2026-10-23: 231 OI Oct 02, 2026Oct 23, 2026

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

GRMN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2310
Oct 21, 2026231-2
Oct 16, 2026233-1
Oct 15, 20262340
Oct 14, 2026234+2
Oct 13, 2026232+3
Oct 09, 2026229-1
Oct 08, 2026230-4
Oct 07, 20262340
Oct 06, 20262340
Oct 05, 2026234-11
Oct 02, 2026245No prior observation