OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

SGML $21.00 Put

SGML270115P00021000

Latest saved OI5Oct 23, 2026
Last change-2vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
SGML $21.00 put open interest history 6 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 71350 2026-10-08: 71 OI2026-10-13: 71 OI2026-10-14: 71 OI2026-10-16: 71 OI2026-10-20: 7 OI2026-10-23: 5 OI Oct 08, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SGML contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5-2
Oct 20, 20267-64
Oct 16, 2026710
Oct 14, 2026710
Oct 13, 2026710
Oct 08, 202671No prior observation