OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CE $45.00 Put

CE270115P00045000

Latest saved OI454Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CE $45.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4592290 2026-10-02: 443 OI2026-10-05: 446 OI2026-10-06: 446 OI2026-10-07: 454 OI2026-10-08: 459 OI2026-10-09: 459 OI2026-10-13: 459 OI2026-10-14: 454 OI2026-10-16: 454 OI2026-10-20: 454 OI2026-10-23: 454 OI Oct 02, 2026Oct 23, 2026

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

CE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4540
Oct 20, 20264540
Oct 16, 20264540
Oct 14, 2026454-5
Oct 13, 20264590
Oct 09, 20264590
Oct 08, 2026459+5
Oct 07, 2026454+8
Oct 06, 20264460
Oct 05, 2026446+3
Oct 02, 2026443No prior observation