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Contract OI history

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Dec 17, 2027 EXPIRATION

AI $20.00 Put

AI271217P00020000

Latest saved OI428Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AI $20.00 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. 4392190 2026-10-02: 439 OI2026-10-05: 439 OI2026-10-06: 428 OI2026-10-07: 428 OI2026-10-08: 428 OI2026-10-09: 428 OI2026-10-13: 428 OI2026-10-14: 428 OI2026-10-15: 428 OI2026-10-16: 428 OI2026-10-21: 428 OI2026-10-23: 428 OI Oct 02, 2026Oct 23, 2026

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

AI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4280
Oct 21, 20264280
Oct 16, 20264280
Oct 15, 20264280
Oct 14, 20264280
Oct 13, 20264280
Oct 09, 20264280
Oct 08, 20264280
Oct 07, 20264280
Oct 06, 2026428-11
Oct 05, 20264390
Oct 02, 2026439No prior observation