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Contract OI history

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Apr 16, 2027 EXPIRATION

WULF $18.00 Put

WULF270416P00018000

Latest saved OI534Oct 23, 2026
Last change+9vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WULF $18.00 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. 5342670 2026-10-09: 525 OI2026-10-14: 525 OI2026-10-15: 525 OI2026-10-16: 525 OI2026-10-21: 525 OI2026-10-23: 534 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, 2026534+9
Oct 21, 2026Viewing5250
Oct 16, 20265250
Oct 15, 20265250
Oct 14, 20265250
Oct 09, 2026525No prior observation