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Contract OI history

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Nov 20, 2026 EXPIRATION

WY $19.00 Put

WY261120P00019000

Latest saved OI764Oct 23, 2026
Last change-103vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WY $19.00 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. 8674330 2026-10-02: 172 OI2026-10-05: 168 OI2026-10-06: 195 OI2026-10-07: 195 OI2026-10-08: 202 OI2026-10-09: 235 OI2026-10-14: 250 OI2026-10-15: 250 OI2026-10-16: 321 OI2026-10-21: 867 OI2026-10-23: 764 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, 2026Viewing764-103
Oct 21, 2026867+546
Oct 16, 2026321+71
Oct 15, 20262500
Oct 14, 2026250+15
Oct 09, 2026235+33
Oct 08, 2026202+7
Oct 07, 20261950
Oct 06, 2026195+27
Oct 05, 2026168-4
Oct 02, 2026172No prior observation