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Contract OI history

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Nov 20, 2026 EXPIRATION

SECZ $20.00 Put

SECZ261120P00020000

Latest saved OI230Oct 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 $20.00 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. 2301150 2026-10-02: 230 OI2026-10-05: 230 OI2026-10-06: 230 OI2026-10-07: 230 OI2026-10-09: 230 OI2026-10-13: 230 OI2026-10-15: 230 OI2026-10-16: 230 OI2026-10-20: 230 OI2026-10-23: 230 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, 20262300
Oct 20, 2026Viewing2300
Oct 16, 20262300
Oct 15, 20262300
Oct 13, 20262300
Oct 09, 20262300
Oct 07, 20262300
Oct 06, 20262300
Oct 05, 20262300
Oct 02, 2026230No prior observation