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Contract OI history

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May 21, 2027 EXPIRATION

SEI $80.00 Call

SEI270521C00080000

Latest saved OI1,008Oct 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 $80.00 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. 1,0085040 2026-10-02: 1,000 OI2026-10-06: 1,004 OI2026-10-07: 1,005 OI2026-10-08: 1,005 OI2026-10-09: 1,005 OI2026-10-13: 1,006 OI2026-10-15: 1,008 OI2026-10-20: 1,008 OI2026-10-23: 1,008 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, 2026Viewing1,0080
Oct 20, 20261,0080
Oct 15, 20261,008+2
Oct 13, 20261,006+1
Oct 09, 20261,0050
Oct 08, 20261,0050
Oct 07, 20261,005+1
Oct 06, 20261,004+4
Oct 02, 20261,000No prior observation