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Contract OI history

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Jan 21, 2028 EXPIRATION

WFC $77.50 Put

WFC280121P00077500

Latest saved OI1,834Oct 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 $77.50 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. 1,8349170 2026-10-02: 1,758 OI2026-10-05: 1,758 OI2026-10-06: 1,758 OI2026-10-07: 1,766 OI2026-10-08: 1,766 OI2026-10-09: 1,792 OI2026-10-14: 1,792 OI2026-10-15: 1,800 OI2026-10-16: 1,800 OI2026-10-21: 1,834 OI2026-10-23: 1,834 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, 2026Viewing1,8340
Oct 21, 20261,834+34
Oct 16, 20261,8000
Oct 15, 20261,800+8
Oct 14, 20261,7920
Oct 09, 20261,792+26
Oct 08, 20261,7660
Oct 07, 20261,766+8
Oct 06, 20261,7580
Oct 05, 20261,7580
Oct 02, 20261,758No prior observation