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Contract OI history

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Jan 21, 2028 EXPIRATION

WYFI $17.50 Call

WYFI280121C00017500

Latest saved OI428Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
WYFI $17.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 4282140 2026-10-08: 422 OI2026-10-09: 422 OI2026-10-13: 427 OI2026-10-15: 427 OI2026-10-16: 427 OI2026-10-20: 428 OI2026-10-23: 428 OI Oct 08, 2026Oct 23, 2026

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

WYFI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20264280
Oct 20, 2026Viewing428+1
Oct 16, 20264270
Oct 15, 20264270
Oct 13, 2026427+5
Oct 09, 20264220
Oct 08, 2026422No prior observation