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Contract OI history

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Nov 20, 2026 EXPIRATION

SECZ $12.50 Put

SECZ261120P00012500

Latest saved OI707Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SECZ $12.50 put open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 7883940 2026-10-02: 194 OI2026-10-05: 212 OI2026-10-06: 233 OI2026-10-07: 232 OI2026-10-09: 462 OI2026-10-13: 575 OI2026-10-15: 639 OI2026-10-16: 788 OI2026-10-20: 707 OI2026-10-23: 707 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, 20267070
Oct 20, 2026Viewing707-81
Oct 16, 2026788+149
Oct 15, 2026639+64
Oct 13, 2026575+113
Oct 09, 2026462+230
Oct 07, 2026232-1
Oct 06, 2026233+21
Oct 05, 2026212+18
Oct 02, 2026194No prior observation