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Contract OI history

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Jun 17, 2027 EXPIRATION

WULF $20.00 Put

WULF270617P00020000

Latest saved OI364Oct 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 $20.00 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. 3641820 2026-10-09: 350 OI2026-10-14: 350 OI2026-10-15: 357 OI2026-10-16: 357 OI2026-10-21: 364 OI2026-10-23: 364 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, 20263640
Oct 21, 2026Viewing364+7
Oct 16, 20263570
Oct 15, 2026357+7
Oct 14, 20263500
Oct 09, 2026350No prior observation