OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

MA $530.00 Put

MA270115P00530000

Latest saved OI534Oct 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 $530.00 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. 5342670 2026-10-02: 517 OI2026-10-05: 517 OI2026-10-06: 520 OI2026-10-07: 520 OI2026-10-08: 520 OI2026-10-09: 516 OI2026-10-13: 517 OI2026-10-14: 517 OI2026-10-15: 517 OI2026-10-16: 518 OI2026-10-21: 534 OI2026-10-23: 534 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, 2026Viewing5340
Oct 21, 2026534+16
Oct 16, 2026518+1
Oct 15, 20265170
Oct 14, 20265170
Oct 13, 2026517+1
Oct 09, 2026516-4
Oct 08, 20265200
Oct 07, 20265200
Oct 06, 2026520+3
Oct 05, 20265170
Oct 02, 2026517No prior observation