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Contract OI history

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Jan 21, 2028 EXPIRATION

WYFI $20.00 Put

WYFI280121P00020000

Latest saved OI293Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
WYFI $20.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3061530 2026-10-08: 286 OI2026-10-09: 286 OI2026-10-13: 286 OI2026-10-15: 306 OI2026-10-16: 306 OI2026-10-20: 294 OI2026-10-23: 293 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, 2026293-1
Oct 20, 2026Viewing294-12
Oct 16, 20263060
Oct 15, 2026306+20
Oct 13, 20262860
Oct 09, 20262860
Oct 08, 2026286No prior observation