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Contract OI history

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Dec 18, 2026 EXPIRATION

WULF $4.50 Put

WULF261218P00004500

Latest saved OI398Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WULF $4.50 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. 3991990 2026-10-09: 399 OI2026-10-14: 399 OI2026-10-15: 399 OI2026-10-16: 398 OI2026-10-21: 398 OI2026-10-23: 398 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, 20263980
Oct 21, 2026Viewing3980
Oct 16, 2026398-1
Oct 15, 20263990
Oct 14, 20263990
Oct 09, 2026399No prior observation