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Contract OI history

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Nov 20, 2026 EXPIRATION

APH $57.50 Put

APH261120P00057500

Latest saved OI1,032Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
APH $57.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,0325160 2026-10-02: 1,031 OI2026-10-05: 1,031 OI2026-10-06: 1,031 OI2026-10-07: 1,031 OI2026-10-08: 1,031 OI2026-10-09: 1,031 OI2026-10-13: 1,031 OI2026-10-14: 1,031 OI2026-10-15: 1,031 OI2026-10-16: 1,031 OI2026-10-21: 1,032 OI2026-10-23: 1,032 OI Oct 02, 2026Oct 23, 2026

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

APH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,0320
Oct 21, 20261,032+1
Oct 16, 20261,0310
Oct 15, 20261,0310
Oct 14, 20261,0310
Oct 13, 20261,0310
Oct 09, 20261,0310
Oct 08, 20261,0310
Oct 07, 20261,0310
Oct 06, 20261,0310
Oct 05, 20261,0310
Oct 02, 20261,031No prior observation