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Contract OI history

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Mar 19, 2027 EXPIRATION

APH $57.50 Put

APH270319P00057500

Latest saved OI1,086Oct 23, 2026
Last change+73vs 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. 1,0865430 2026-10-02: 979 OI2026-10-05: 979 OI2026-10-06: 981 OI2026-10-07: 981 OI2026-10-08: 981 OI2026-10-09: 981 OI2026-10-13: 981 OI2026-10-14: 981 OI2026-10-15: 1,013 OI2026-10-16: 1,013 OI2026-10-21: 1,013 OI2026-10-23: 1,086 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, 2026Viewing1,086+73
Oct 21, 20261,0130
Oct 16, 20261,0130
Oct 15, 20261,013+32
Oct 14, 20269810
Oct 13, 20269810
Oct 09, 20269810
Oct 08, 20269810
Oct 07, 20269810
Oct 06, 2026981+2
Oct 05, 20269790
Oct 02, 2026979No prior observation