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Contract OI history

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Jan 15, 2027 EXPIRATION

JACK $17.50 Call

JACK270115C00017500

Latest saved OI308Oct 23, 2026
Last change+1vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
JACK $17.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3081540 2026-10-09: 301 OI2026-10-13: 302 OI2026-10-14: 303 OI2026-10-16: 306 OI2026-10-20: 307 OI2026-10-23: 308 OI Oct 09, 2026Oct 23, 2026

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

JACK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing308+1
Oct 20, 2026307+1
Oct 16, 2026306+3
Oct 14, 2026303+1
Oct 13, 2026302+1
Oct 09, 2026301No prior observation