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Contract OI history

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Jan 21, 2028 EXPIRATION

WULF $20.00 Put

WULF280121P00020000

Latest saved OI7,155Oct 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. 11,5995,7990 2026-10-09: 11,596 OI2026-10-14: 11,599 OI2026-10-15: 9,946 OI2026-10-16: 7,151 OI2026-10-21: 7,155 OI2026-10-23: 7,155 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, 20267,1550
Oct 21, 2026Viewing7,155+4
Oct 16, 20267,151-2,795
Oct 15, 20269,946-1,653
Oct 14, 202611,599+3
Oct 09, 202611,596No prior observation