OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

BTBT $4.00 Call

BTBT280121C00004000

Latest saved OI15,354Oct 23, 2026
Last change-14vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BTBT $4.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 15,5337,7660 2026-10-09: 15,529 OI2026-10-13: 15,533 OI2026-10-14: 15,533 OI2026-10-15: 15,356 OI2026-10-16: 15,371 OI2026-10-21: 15,368 OI2026-10-23: 15,354 OI Oct 09, 2026Oct 23, 2026

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

BTBT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing15,354-14
Oct 21, 202615,368-3
Oct 16, 202615,371+15
Oct 15, 202615,356-177
Oct 14, 202615,5330
Oct 13, 202615,533+4
Oct 09, 202615,529No prior observation