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Contract OI history

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Jan 15, 2027 EXPIRATION

WOLF $37.50 Put

WOLF270115P00037500

Latest saved OI115Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WOLF $37.50 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. 120600 2026-10-02: 95 OI2026-10-05: 103 OI2026-10-06: 120 OI2026-10-07: 120 OI2026-10-08: 120 OI2026-10-09: 115 OI2026-10-14: 115 OI2026-10-15: 115 OI2026-10-16: 115 OI2026-10-21: 115 OI2026-10-23: 115 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, 20261150
Oct 21, 2026Viewing1150
Oct 16, 20261150
Oct 15, 20261150
Oct 14, 20261150
Oct 09, 2026115-5
Oct 08, 20261200
Oct 07, 20261200
Oct 06, 2026120+17
Oct 05, 2026103+8
Oct 02, 202695No prior observation