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Contract OI history

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Jan 21, 2028 EXPIRATION

SEI $70.00 Put

SEI280121P00070000

Latest saved OI105Oct 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 $70.00 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. 2151070 2026-10-02: 213 OI2026-10-06: 214 OI2026-10-07: 214 OI2026-10-08: 215 OI2026-10-09: 215 OI2026-10-13: 105 OI2026-10-15: 105 OI2026-10-20: 105 OI2026-10-23: 105 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, 2026Viewing1050
Oct 20, 20261050
Oct 15, 20261050
Oct 13, 2026105-110
Oct 09, 20262150
Oct 08, 2026215+1
Oct 07, 20262140
Oct 06, 2026214+1
Oct 02, 2026213No prior observation