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Contract OI history

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Oct 23, 2026 EXPIRATION

AAPL $320.00 Put

AAPL261023P00320000

Latest saved OI4,729Oct 23, 2026
Last change+119vs 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. 5,4922,7460 2026-10-02: 3,996 OI2026-10-09: 4,990 OI2026-10-13: 4,915 OI2026-10-14: 4,915 OI2026-10-15: 5,492 OI2026-10-16: 4,842 OI2026-10-21: 4,610 OI2026-10-23: 4,729 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, 2026Viewing4,729+119
Oct 21, 20264,610-232
Oct 16, 20264,842-650
Oct 15, 20265,492+577
Oct 14, 20264,9150
Oct 13, 20264,915-75
Oct 09, 20264,990+994
Oct 02, 20263,996No prior observation