OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

APA $12.50 Put

APA270115P00012500

Latest saved OI496Oct 23, 2026
Last change+11vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
APA $12.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5252620 2026-10-09: 525 OI2026-10-13: 525 OI2026-10-14: 525 OI2026-10-15: 525 OI2026-10-16: 485 OI2026-10-21: 485 OI2026-10-23: 496 OI Oct 09, 2026Oct 23, 2026

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

APA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing496+11
Oct 21, 20264850
Oct 16, 2026485-40
Oct 15, 20265250
Oct 14, 20265250
Oct 13, 20265250
Oct 09, 2026525No prior observation