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Contract OI history

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Nov 20, 2026 EXPIRATION

WFC $77.50 Put

WFC261120P00077500

Latest saved OI9,120Oct 23, 2026
Last change+55vs 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. 9,1204,5600 2026-10-02: 5,705 OI2026-10-05: 5,741 OI2026-10-06: 6,218 OI2026-10-07: 6,484 OI2026-10-08: 6,484 OI2026-10-09: 6,806 OI2026-10-14: 8,075 OI2026-10-15: 8,599 OI2026-10-16: 8,666 OI2026-10-21: 9,065 OI2026-10-23: 9,120 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, 2026Viewing9,120+55
Oct 21, 20269,065+399
Oct 16, 20268,666+67
Oct 15, 20268,599+524
Oct 14, 20268,075+1,269
Oct 09, 20266,806+322
Oct 08, 20266,4840
Oct 07, 20266,484+266
Oct 06, 20266,218+477
Oct 05, 20265,741+36
Oct 02, 20265,705No prior observation