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Contract OI history

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Dec 18, 2026 EXPIRATION

CRCL $40.00 Put

CRCL261218P00040000

Latest saved OI2,066Oct 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. 2,0661,0330 2026-10-02: 1,243 OI2026-10-05: 1,243 OI2026-10-06: 1,244 OI2026-10-07: 1,244 OI2026-10-08: 1,244 OI2026-10-09: 1,243 OI2026-10-13: 1,242 OI2026-10-14: 1,242 OI2026-10-15: 1,242 OI2026-10-16: 2,062 OI2026-10-21: 2,066 OI2026-10-23: 2,066 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, 2026Viewing2,0660
Oct 21, 20262,066+4
Oct 16, 20262,062+820
Oct 15, 20261,2420
Oct 14, 20261,2420
Oct 13, 20261,242-1
Oct 09, 20261,243-1
Oct 08, 20261,2440
Oct 07, 20261,2440
Oct 06, 20261,244+1
Oct 05, 20261,2430
Oct 02, 20261,243No prior observation