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Contract OI history

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Dec 18, 2026 EXPIRATION

SECZ $7.50 Put

SECZ261218P00007500

Latest saved OI794Oct 23, 2026
Last change+58vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SECZ $7.50 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. 7943970 2026-10-02: 447 OI2026-10-05: 464 OI2026-10-06: 476 OI2026-10-07: 598 OI2026-10-09: 664 OI2026-10-13: 676 OI2026-10-15: 690 OI2026-10-16: 690 OI2026-10-20: 736 OI2026-10-23: 794 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, 2026794+58
Oct 20, 2026Viewing736+46
Oct 16, 20266900
Oct 15, 2026690+14
Oct 13, 2026676+12
Oct 09, 2026664+66
Oct 07, 2026598+122
Oct 06, 2026476+12
Oct 05, 2026464+17
Oct 02, 2026447No prior observation