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Contract OI history

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Mar 19, 2027 EXPIRATION

APA $40.00 Call

APA270319C00040000

Latest saved OI522Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
APA $40.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5392690 2026-10-09: 520 OI2026-10-13: 539 OI2026-10-14: 539 OI2026-10-15: 539 OI2026-10-16: 539 OI2026-10-21: 522 OI2026-10-23: 522 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, 2026Viewing5220
Oct 21, 2026522-17
Oct 16, 20265390
Oct 15, 20265390
Oct 14, 20265390
Oct 13, 2026539+19
Oct 09, 2026520No prior observation