OITracker Cboe delayed data

Contract OI history

Back to C

Oct 23, 2026 EXPIRATION

C $135.00 Put

C261023P00135000

Latest saved OI10Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $135.00 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. 64320 2026-10-02: 62 OI2026-10-05: 64 OI2026-10-06: 63 OI2026-10-07: 63 OI2026-10-08: 63 OI2026-10-09: 54 OI2026-10-13: 54 OI2026-10-14: 54 OI2026-10-15: 10 OI2026-10-16: 10 OI2026-10-21: 10 OI2026-10-23: 10 OI Oct 02, 2026Oct 23, 2026

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

C contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing100
Oct 21, 2026100
Oct 16, 2026100
Oct 15, 202610-44
Oct 14, 2026540
Oct 13, 2026540
Oct 09, 202654-9
Oct 08, 2026630
Oct 07, 2026630
Oct 06, 202663-1
Oct 05, 202664+2
Oct 02, 202662No prior observation