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Contract OI history

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Mar 19, 2027 EXPIRATION

AAPL $320.00 Put

AAPL270319P00320000

Latest saved OI9,477Oct 23, 2026
Last change-67vs previous saved observation
Saved market days8Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AAPL $320.00 put open interest history 8 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 9,5444,7720 2026-10-02: 7,980 OI2026-10-09: 8,508 OI2026-10-13: 8,455 OI2026-10-14: 8,455 OI2026-10-15: 8,885 OI2026-10-16: 8,898 OI2026-10-21: 9,544 OI2026-10-23: 9,477 OI Oct 02, 2026Oct 23, 2026

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

AAPL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing9,477-67
Oct 21, 20269,544+646
Oct 16, 20268,898+13
Oct 15, 20268,885+430
Oct 14, 20268,4550
Oct 13, 20268,455-53
Oct 09, 20268,508+528
Oct 02, 20267,980No prior observation