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Contract OI history

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Jan 15, 2027 EXPIRATION

SEI $40.00 Call

SEI270115C00040000

Latest saved OI288Oct 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 $40.00 call open interest history 9 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2881440 2026-10-02: 285 OI2026-10-06: 285 OI2026-10-07: 288 OI2026-10-08: 288 OI2026-10-09: 288 OI2026-10-13: 288 OI2026-10-15: 288 OI2026-10-20: 288 OI2026-10-23: 288 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, 2026Viewing2880
Oct 20, 20262880
Oct 15, 20262880
Oct 13, 20262880
Oct 09, 20262880
Oct 08, 20262880
Oct 07, 2026288+3
Oct 06, 20262850
Oct 02, 2026285No prior observation