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Contract OI history

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Jan 21, 2028 EXPIRATION

WOOF $2.50 Call

WOOF280121C00002500

Latest saved OI548Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
WOOF $2.50 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5482740 2026-10-09: 462 OI2026-10-13: 506 OI2026-10-14: 507 OI2026-10-15: 521 OI2026-10-16: 522 OI2026-10-21: 548 OI2026-10-23: 548 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

WOOF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5480
Oct 21, 2026548+26
Oct 16, 2026522+1
Oct 15, 2026521+14
Oct 14, 2026507+1
Oct 13, 2026506+44
Oct 09, 2026462No prior observation