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Contract OI history

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Dec 18, 2026 EXPIRATION

SECZ $10.00 Put

SECZ261218P00010000

Latest saved OI421Oct 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 $10.00 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. 5212600 2026-10-02: 288 OI2026-10-05: 368 OI2026-10-06: 409 OI2026-10-07: 414 OI2026-10-09: 493 OI2026-10-13: 521 OI2026-10-15: 505 OI2026-10-16: 505 OI2026-10-20: 421 OI2026-10-23: 421 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, 20264210
Oct 20, 2026Viewing421-84
Oct 16, 20265050
Oct 15, 2026505-16
Oct 13, 2026521+28
Oct 09, 2026493+79
Oct 07, 2026414+5
Oct 06, 2026409+41
Oct 05, 2026368+80
Oct 02, 2026288No prior observation