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Contract OI history

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Nov 20, 2026 EXPIRATION

AR $36.00 Put

AR261120P00036000

Latest saved OI588Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AR $36.00 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. 5882940 2026-10-02: 555 OI2026-10-05: 555 OI2026-10-06: 542 OI2026-10-07: 543 OI2026-10-08: 543 OI2026-10-09: 537 OI2026-10-13: 563 OI2026-10-14: 563 OI2026-10-15: 563 OI2026-10-16: 563 OI2026-10-21: 584 OI2026-10-23: 588 OI Oct 02, 2026Oct 23, 2026

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

AR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing588+4
Oct 21, 2026584+21
Oct 16, 20265630
Oct 15, 20265630
Oct 14, 20265630
Oct 13, 2026563+26
Oct 09, 2026537-6
Oct 08, 20265430
Oct 07, 2026543+1
Oct 06, 2026542-13
Oct 05, 20265550
Oct 02, 2026555No prior observation