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Contract OI history

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Oct 28, 2026 EXPIRATION

AAPL $320.00 Put

AAPL261028P00320000

Latest saved OI266Oct 23, 2026
Last change+51vs previous saved observation
Saved market days6Oct 13, 2026 onwards
Daily open interest Hover a point for its date and OI
AAPL $320.00 put open interest history 6 saved observations from 2026-10-13 to 2026-10-23. Exact values and changes are listed in the table below. 2661330 2026-10-13: 3 OI2026-10-14: 3 OI2026-10-15: 39 OI2026-10-16: 42 OI2026-10-21: 215 OI2026-10-23: 266 OI Oct 13, 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, 2026Viewing266+51
Oct 21, 2026215+173
Oct 16, 202642+3
Oct 15, 202639+36
Oct 14, 202630
Oct 13, 20263No prior observation