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Contract OI history

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Dec 18, 2026 EXPIRATION

AAPL $400.00 Call

AAPL261218C00400000

Latest saved OI19,184Oct 23, 2026
Last change-274vs previous saved observation
Saved market days8Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AAPL $400.00 call open interest history 8 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 19,4589,7290 2026-10-02: 18,199 OI2026-10-09: 18,498 OI2026-10-13: 18,587 OI2026-10-14: 18,587 OI2026-10-15: 18,507 OI2026-10-16: 18,669 OI2026-10-21: 19,458 OI2026-10-23: 19,184 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, 2026Viewing19,184-274
Oct 21, 202619,458+789
Oct 16, 202618,669+162
Oct 15, 202618,507-80
Oct 14, 202618,5870
Oct 13, 202618,587+89
Oct 09, 202618,498+299
Oct 02, 202618,199No prior observation