OITracker Cboe delayed data

Contract OI history

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Jun 16, 2028 EXPIRATION

CRCL $40.00 Put

CRCL280616P00040000

Latest saved OI448Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CRCL $40.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4562280 2026-10-02: 456 OI2026-10-05: 456 OI2026-10-06: 456 OI2026-10-07: 456 OI2026-10-08: 456 OI2026-10-09: 456 OI2026-10-13: 456 OI2026-10-14: 456 OI2026-10-15: 456 OI2026-10-16: 456 OI2026-10-21: 448 OI2026-10-23: 448 OI Oct 02, 2026Oct 23, 2026

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

CRCL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4480
Oct 21, 2026448-8
Oct 16, 20264560
Oct 15, 20264560
Oct 14, 20264560
Oct 13, 20264560
Oct 09, 20264560
Oct 08, 20264560
Oct 07, 20264560
Oct 06, 20264560
Oct 05, 20264560
Oct 02, 2026456No prior observation