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Contract OI history

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Dec 18, 2026 EXPIRATION

ARWR $65.00 Put

ARWR261218P00065000

Latest saved OI677Oct 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 $65.00 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. 6773380 2026-10-09: 526 OI2026-10-13: 651 OI2026-10-14: 651 OI2026-10-15: 651 OI2026-10-16: 651 OI2026-10-21: 677 OI2026-10-23: 677 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, 2026Viewing6770
Oct 21, 2026677+26
Oct 16, 20266510
Oct 15, 20266510
Oct 14, 20266510
Oct 13, 2026651+125
Oct 09, 2026526No prior observation