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Contract OI history

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Mar 19, 2027 EXPIRATION

ARWR $57.50 Put

ARWR270319P00057500

Latest saved OI29Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ARWR $57.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 29140 2026-10-09: 1 OI2026-10-13: 1 OI2026-10-14: 13 OI2026-10-15: 13 OI2026-10-16: 13 OI2026-10-21: 29 OI2026-10-23: 29 OI Oct 09, 2026Oct 23, 2026

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

ARWR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing290
Oct 21, 202629+16
Oct 16, 2026130
Oct 15, 2026130
Oct 14, 202613+12
Oct 13, 202610
Oct 09, 20261No prior observation