OITracker Cboe delayed data

Contract OI history

Back to SSTK

May 21, 2027 EXPIRATION

SSTK $5.00 Call

SSTK270521C00005000

Latest saved OI201Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
SSTK $5.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2011000 2026-10-02: 85 OI2026-10-06: 168 OI2026-10-07: 181 OI2026-10-08: 181 OI2026-10-09: 181 OI2026-10-12: 181 OI2026-10-15: 181 OI2026-10-16: 201 OI2026-10-20: 201 OI2026-10-23: 201 OI Oct 02, 2026Oct 23, 2026

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

SSTK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2010
Oct 20, 20262010
Oct 16, 2026201+20
Oct 15, 20261810
Oct 12, 20261810
Oct 09, 20261810
Oct 08, 20261810
Oct 07, 2026181+13
Oct 06, 2026168+83
Oct 02, 202685No prior observation