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Contract OI history

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Mar 19, 2027 EXPIRATION

WFC $77.50 Put

WFC270319P00077500

Latest saved OI8,320Oct 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. 8,3204,1600 2026-10-02: 8,081 OI2026-10-05: 8,125 OI2026-10-06: 8,131 OI2026-10-07: 8,131 OI2026-10-08: 8,131 OI2026-10-09: 8,170 OI2026-10-14: 8,221 OI2026-10-15: 8,230 OI2026-10-16: 8,251 OI2026-10-21: 8,320 OI2026-10-23: 8,320 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, 2026Viewing8,3200
Oct 21, 20268,320+69
Oct 16, 20268,251+21
Oct 15, 20268,230+9
Oct 14, 20268,221+51
Oct 09, 20268,170+39
Oct 08, 20268,1310
Oct 07, 20268,1310
Oct 06, 20268,131+6
Oct 05, 20268,125+44
Oct 02, 20268,081No prior observation