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Contract OI history

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Dec 18, 2026 EXPIRATION

JACK $12.50 Call

JACK261218C00012500

Latest saved OI80Oct 23, 2026
Last change+11vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
JACK $12.50 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. 80400 2026-10-09: 67 OI2026-10-13: 67 OI2026-10-14: 67 OI2026-10-16: 69 OI2026-10-20: 69 OI2026-10-23: 80 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, 2026Viewing80+11
Oct 20, 2026690
Oct 16, 202669+2
Oct 14, 2026670
Oct 13, 2026670
Oct 09, 202667No prior observation