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Contract OI history

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Nov 20, 2026 EXPIRATION

SEI $55.00 Call

SEI261120C00055000

Latest saved OI1,369Oct 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 $55.00 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. 1,3696840 2026-10-02: 1,340 OI2026-10-06: 1,340 OI2026-10-07: 1,340 OI2026-10-08: 1,340 OI2026-10-09: 1,341 OI2026-10-13: 1,341 OI2026-10-15: 1,339 OI2026-10-20: 1,369 OI2026-10-23: 1,369 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, 2026Viewing1,3690
Oct 20, 20261,369+30
Oct 15, 20261,339-2
Oct 13, 20261,3410
Oct 09, 20261,341+1
Oct 08, 20261,3400
Oct 07, 20261,3400
Oct 06, 20261,3400
Oct 02, 20261,340No prior observation