OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

SIBN $17.50 Put

SIBN270115P00017500

Latest saved OI210Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
SIBN $17.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2101050 2026-10-08: 210 OI2026-10-09: 210 OI2026-10-13: 210 OI2026-10-14: 210 OI2026-10-16: 210 OI2026-10-20: 210 OI2026-10-23: 210 OI Oct 08, 2026Oct 23, 2026

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

SIBN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2100
Oct 20, 20262100
Oct 16, 20262100
Oct 14, 20262100
Oct 13, 20262100
Oct 09, 20262100
Oct 08, 2026210No prior observation