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Contract OI history

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May 21, 2027 EXPIRATION

WYFI $12.50 Put

WYFI270521P00012500

Latest saved OI121Oct 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 $12.50 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. 122610 2026-10-08: 1 OI2026-10-09: 101 OI2026-10-13: 111 OI2026-10-15: 121 OI2026-10-16: 122 OI2026-10-20: 121 OI2026-10-23: 121 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, 2026Viewing1210
Oct 20, 2026121-1
Oct 16, 2026122+1
Oct 15, 2026121+10
Oct 13, 2026111+10
Oct 09, 2026101+100
Oct 08, 20261No prior observation