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Contract OI history

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Jan 21, 2028 EXPIRATION

WY $15.00 Put

WY280121P00015000

Latest saved OI342Oct 23, 2026
Last change+7vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WY $15.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3421710 2026-10-02: 329 OI2026-10-05: 329 OI2026-10-06: 330 OI2026-10-07: 330 OI2026-10-08: 330 OI2026-10-09: 331 OI2026-10-14: 330 OI2026-10-15: 330 OI2026-10-16: 335 OI2026-10-21: 335 OI2026-10-23: 342 OI Oct 02, 2026Oct 23, 2026

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

WY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing342+7
Oct 21, 20263350
Oct 16, 2026335+5
Oct 15, 20263300
Oct 14, 2026330-1
Oct 09, 2026331+1
Oct 08, 20263300
Oct 07, 20263300
Oct 06, 2026330+1
Oct 05, 20263290
Oct 02, 2026329No prior observation