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Contract OI history

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Jan 15, 2027 EXPIRATION

WULF $19.00 Put

WULF270115P00019000

Latest saved OI835Oct 23, 2026
Last change-19vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WULF $19.00 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. 8544270 2026-10-09: 706 OI2026-10-14: 706 OI2026-10-15: 706 OI2026-10-16: 854 OI2026-10-21: 854 OI2026-10-23: 835 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, 2026Viewing835-19
Oct 21, 20268540
Oct 16, 2026854+148
Oct 15, 20267060
Oct 14, 20267060
Oct 09, 2026706No prior observation