OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

WULF $41.00 Call

WULF270115C00041000

Latest saved OI1,623Oct 23, 2026
Last change-1vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WULF $41.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,6248120 2026-10-09: 1,622 OI2026-10-14: 1,622 OI2026-10-15: 1,623 OI2026-10-16: 1,624 OI2026-10-21: 1,624 OI2026-10-23: 1,623 OI Oct 09, 2026Oct 23, 2026

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

WULF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,623-1
Oct 21, 2026Viewing1,6240
Oct 16, 20261,624+1
Oct 15, 20261,623+1
Oct 14, 20261,6220
Oct 09, 20261,622No prior observation