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Contract OI history

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Dec 18, 2026 EXPIRATION

ARW $220.00 Put

ARW261218P00220000

Latest saved OI169Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ARW $220.00 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. 169840 2026-10-02: 168 OI2026-10-05: 168 OI2026-10-06: 168 OI2026-10-07: 168 OI2026-10-08: 168 OI2026-10-09: 168 OI2026-10-13: 168 OI2026-10-14: 168 OI2026-10-15: 168 OI2026-10-16: 169 OI2026-10-21: 169 OI2026-10-23: 169 OI Oct 02, 2026Oct 23, 2026

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

ARW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1690
Oct 21, 20261690
Oct 16, 2026169+1
Oct 15, 20261680
Oct 14, 20261680
Oct 13, 20261680
Oct 09, 20261680
Oct 08, 20261680
Oct 07, 20261680
Oct 06, 20261680
Oct 05, 20261680
Oct 02, 2026168No prior observation