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Contract OI history

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Dec 18, 2026 EXPIRATION

SECZ $12.50 Call

SECZ261218C00012500

Latest saved OI1,314Oct 23, 2026
Last change+18vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SECZ $12.50 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. 1,3146570 2026-10-02: 1,245 OI2026-10-05: 1,245 OI2026-10-06: 1,103 OI2026-10-07: 1,118 OI2026-10-09: 1,119 OI2026-10-13: 1,167 OI2026-10-15: 1,134 OI2026-10-16: 1,271 OI2026-10-20: 1,296 OI2026-10-23: 1,314 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, 20261,314+18
Oct 20, 2026Viewing1,296+25
Oct 16, 20261,271+137
Oct 15, 20261,134-33
Oct 13, 20261,167+48
Oct 09, 20261,119+1
Oct 07, 20261,118+15
Oct 06, 20261,103-142
Oct 05, 20261,2450
Oct 02, 20261,245No prior observation