OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

D $50.00 Put

D270115P00050000

Latest saved OI654Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
D $50.00 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. 6553270 2026-10-02: 651 OI2026-10-05: 651 OI2026-10-06: 651 OI2026-10-07: 651 OI2026-10-08: 651 OI2026-10-09: 655 OI2026-10-13: 655 OI2026-10-14: 655 OI2026-10-15: 655 OI2026-10-16: 654 OI2026-10-21: 654 OI2026-10-23: 654 OI Oct 02, 2026Oct 23, 2026

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

D contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing6540
Oct 21, 20266540
Oct 16, 2026654-1
Oct 15, 20266550
Oct 14, 20266550
Oct 13, 20266550
Oct 09, 2026655+4
Oct 08, 20266510
Oct 07, 20266510
Oct 06, 20266510
Oct 05, 20266510
Oct 02, 2026651No prior observation