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Contract OI history

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Nov 20, 2026 EXPIRATION

WK $75.00 Put

WK261120P00075000

Latest saved OI2,000Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WK $75.00 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. 2,0001,0000 2026-10-02: 10 OI2026-10-05: 10 OI2026-10-06: 10 OI2026-10-07: 12 OI2026-10-08: 11 OI2026-10-09: 11 OI2026-10-13: 11 OI2026-10-14: 11 OI2026-10-15: 11 OI2026-10-20: 2,000 OI2026-10-23: 2,000 OI Oct 02, 2026Oct 23, 2026

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

WK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20262,0000
Oct 20, 2026Viewing2,000+1,989
Oct 15, 2026110
Oct 14, 2026110
Oct 13, 2026110
Oct 09, 2026110
Oct 08, 202611-1
Oct 07, 202612+2
Oct 06, 2026100
Oct 05, 2026100
Oct 02, 202610No prior observation