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Contract OI history

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Oct 23, 2026 EXPIRATION

AAPL $327.50 Put

AAPL261023P00327500

Latest saved OI2,595Oct 23, 2026
Last change+415vs previous saved observation
Saved market days8Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AAPL $327.50 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. 2,5951,2970 2026-10-02: 0 OI2026-10-09: 332 OI2026-10-13: 756 OI2026-10-14: 756 OI2026-10-15: 756 OI2026-10-16: 1,002 OI2026-10-21: 2,180 OI2026-10-23: 2,595 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, 2026Viewing2,595+415
Oct 21, 20262,180+1,178
Oct 16, 20261,002+246
Oct 15, 20267560
Oct 14, 20267560
Oct 13, 2026756+424
Oct 09, 2026332+332
Oct 02, 20260No prior observation