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Contract OI history

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May 21, 2027 EXPIRATION

WYFI $20.00 Put

WYFI270521P00020000

Latest saved OI1,030Oct 23, 2026
Last change+5vs 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. 1,0305150 2026-10-08: 24 OI2026-10-09: 24 OI2026-10-13: 25 OI2026-10-15: 25 OI2026-10-16: 25 OI2026-10-20: 1,025 OI2026-10-23: 1,030 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, 2026Viewing1,030+5
Oct 20, 20261,025+1,000
Oct 16, 2026250
Oct 15, 2026250
Oct 13, 202625+1
Oct 09, 2026240
Oct 08, 202624No prior observation