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Contract OI history

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Dec 18, 2026 EXPIRATION

WULF $21.00 Call

WULF261218C00021000

Latest saved OI703Oct 23, 2026
Last change+20vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WULF $21.00 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. 7033510 2026-10-09: 664 OI2026-10-14: 662 OI2026-10-15: 656 OI2026-10-16: 665 OI2026-10-21: 683 OI2026-10-23: 703 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, 2026703+20
Oct 21, 2026Viewing683+18
Oct 16, 2026665+9
Oct 15, 2026656-6
Oct 14, 2026662-2
Oct 09, 2026664No prior observation