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Contract OI history

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Dec 18, 2026 EXPIRATION

SECZ $22.50 Call

SECZ261218C00022500

Latest saved OI923Oct 23, 2026
Last change+8vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SECZ $22.50 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 9234610 2026-10-02: 454 OI2026-10-05: 469 OI2026-10-06: 519 OI2026-10-07: 521 OI2026-10-09: 911 OI2026-10-13: 910 OI2026-10-15: 910 OI2026-10-16: 910 OI2026-10-20: 915 OI2026-10-23: 923 OI Oct 02, 2026Oct 23, 2026

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

SECZ contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026923+8
Oct 20, 2026Viewing915+5
Oct 16, 20269100
Oct 15, 20269100
Oct 13, 2026910-1
Oct 09, 2026911+390
Oct 07, 2026521+2
Oct 06, 2026519+50
Oct 05, 2026469+15
Oct 02, 2026454No prior observation