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Contract OI history

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Dec 18, 2026 EXPIRATION

WOLF $17.50 Put

WOLF261218P00017500

Latest saved OI844Oct 23, 2026
Last change+523vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WOLF $17.50 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. 8444220 2026-10-02: 292 OI2026-10-05: 288 OI2026-10-06: 281 OI2026-10-07: 274 OI2026-10-08: 274 OI2026-10-09: 270 OI2026-10-14: 274 OI2026-10-15: 274 OI2026-10-16: 274 OI2026-10-21: 321 OI2026-10-23: 844 OI Oct 02, 2026Oct 23, 2026

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

WOLF contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing844+523
Oct 21, 2026321+47
Oct 16, 20262740
Oct 15, 20262740
Oct 14, 2026274+4
Oct 09, 2026270-4
Oct 08, 20262740
Oct 07, 2026274-7
Oct 06, 2026281-7
Oct 05, 2026288-4
Oct 02, 2026292No prior observation