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Contract OI history

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Nov 20, 2026 EXPIRATION

CHKP $115.00 Put

CHKP261120P00115000

Latest saved OI1,885Oct 23, 2026
Last change+127vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CHKP $115.00 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. 1,8859420 2026-10-08: 21 OI2026-10-09: 21 OI2026-10-13: 21 OI2026-10-14: 21 OI2026-10-16: 630 OI2026-10-20: 1,758 OI2026-10-23: 1,885 OI Oct 08, 2026Oct 23, 2026

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

CHKP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,885+127
Oct 20, 20261,758+1,128
Oct 16, 2026630+609
Oct 14, 2026210
Oct 13, 2026210
Oct 09, 2026210
Oct 08, 202621No prior observation