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Contract OI history

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Jan 21, 2028 EXPIRATION

APA $40.00 Call

APA280121C00040000

Latest saved OI472Oct 23, 2026
Last change+3vs 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. 5102550 2026-10-09: 510 OI2026-10-13: 510 OI2026-10-14: 483 OI2026-10-15: 472 OI2026-10-16: 472 OI2026-10-21: 469 OI2026-10-23: 472 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, 2026Viewing472+3
Oct 21, 2026469-3
Oct 16, 20264720
Oct 15, 2026472-11
Oct 14, 2026483-27
Oct 13, 20265100
Oct 09, 2026510No prior observation