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Contract OI history

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Nov 20, 2026 EXPIRATION

ITW $270.00 Put

ITW261120P00270000

Latest saved OI90Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ITW $270.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 116580 2026-10-02: 109 OI2026-10-05: 109 OI2026-10-06: 116 OI2026-10-07: 116 OI2026-10-08: 116 OI2026-10-09: 116 OI2026-10-13: 115 OI2026-10-14: 115 OI2026-10-15: 115 OI2026-10-16: 115 OI2026-10-21: 86 OI2026-10-23: 90 OI Oct 02, 2026Oct 23, 2026

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

ITW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing90+4
Oct 21, 202686-29
Oct 16, 20261150
Oct 15, 20261150
Oct 14, 20261150
Oct 13, 2026115-1
Oct 09, 20261160
Oct 08, 20261160
Oct 07, 20261160
Oct 06, 2026116+7
Oct 05, 20261090
Oct 02, 2026109No prior observation