OITracker Cboe delayed data

Contract OI history

Back to TUSK

Feb 19, 2027 EXPIRATION

TUSK $2.50 Call

TUSK270219C00002500

Latest saved OI216Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
TUSK $2.50 call open interest history 6 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2161080 2026-10-08: 16 OI2026-10-13: 116 OI2026-10-14: 116 OI2026-10-16: 216 OI2026-10-20: 216 OI2026-10-23: 216 OI Oct 08, 2026Oct 23, 2026

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

TUSK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2160
Oct 20, 20262160
Oct 16, 2026216+100
Oct 14, 20261160
Oct 13, 2026116+100
Oct 08, 202616No prior observation