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Contract OI history

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Dec 18, 2026 EXPIRATION

WFC $52.50 Put

WFC261218P00052500

Latest saved OI349Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WFC $52.50 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. 3491740 2026-10-02: 331 OI2026-10-05: 331 OI2026-10-06: 331 OI2026-10-07: 331 OI2026-10-08: 331 OI2026-10-09: 331 OI2026-10-14: 331 OI2026-10-15: 339 OI2026-10-16: 339 OI2026-10-21: 349 OI2026-10-23: 349 OI Oct 02, 2026Oct 23, 2026

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

WFC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3490
Oct 21, 2026349+10
Oct 16, 20263390
Oct 15, 2026339+8
Oct 14, 20263310
Oct 09, 20263310
Oct 08, 20263310
Oct 07, 20263310
Oct 06, 20263310
Oct 05, 20263310
Oct 02, 2026331No prior observation