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Contract OI history

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Jan 15, 2027 EXPIRATION

SEI $57.50 Put

SEI270115P00057500

Latest saved OI13Oct 23, 2026
Last change0vs previous saved observation
Saved market days9Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SEI $57.50 put open interest history 9 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1680 2026-10-02: 14 OI2026-10-06: 16 OI2026-10-07: 16 OI2026-10-08: 16 OI2026-10-09: 16 OI2026-10-13: 13 OI2026-10-15: 12 OI2026-10-20: 13 OI2026-10-23: 13 OI Oct 02, 2026Oct 23, 2026

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

SEI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing130
Oct 20, 202613+1
Oct 15, 202612-1
Oct 13, 202613-3
Oct 09, 2026160
Oct 08, 2026160
Oct 07, 2026160
Oct 06, 202616+2
Oct 02, 202614No prior observation