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Contract OI history

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Nov 20, 2026 EXPIRATION

MA $535.00 Put

MA261120P00535000

Latest saved OI495Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MA $535.00 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. 5022510 2026-10-02: 308 OI2026-10-05: 311 OI2026-10-06: 322 OI2026-10-07: 325 OI2026-10-08: 325 OI2026-10-09: 502 OI2026-10-13: 496 OI2026-10-14: 496 OI2026-10-15: 495 OI2026-10-16: 494 OI2026-10-21: 495 OI2026-10-23: 495 OI Oct 02, 2026Oct 23, 2026

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

MA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing4950
Oct 21, 2026495+1
Oct 16, 2026494-1
Oct 15, 2026495-1
Oct 14, 20264960
Oct 13, 2026496-6
Oct 09, 2026502+177
Oct 08, 20263250
Oct 07, 2026325+3
Oct 06, 2026322+11
Oct 05, 2026311+3
Oct 02, 2026308No prior observation