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Contract OI history

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Dec 18, 2026 EXPIRATION

WULF $28.00 Put

WULF261218P00028000

Latest saved OI2,000Oct 23, 2026
Last change-67vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WULF $28.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,1681,0840 2026-10-09: 2,168 OI2026-10-14: 2,165 OI2026-10-15: 2,139 OI2026-10-16: 2,067 OI2026-10-21: 2,067 OI2026-10-23: 2,000 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, 20262,000-67
Oct 21, 2026Viewing2,0670
Oct 16, 20262,067-72
Oct 15, 20262,139-26
Oct 14, 20262,165-3
Oct 09, 20262,168No prior observation