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Contract OI history

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Dec 17, 2027 EXPIRATION

JACK $5.00 Put

JACK271217P00005000

Latest saved OI650Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
JACK $5.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 6503250 2026-10-09: 400 OI2026-10-13: 400 OI2026-10-14: 400 OI2026-10-16: 400 OI2026-10-20: 650 OI2026-10-23: 650 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, 2026Viewing6500
Oct 20, 2026650+250
Oct 16, 20264000
Oct 14, 20264000
Oct 13, 20264000
Oct 09, 2026400No prior observation