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Contract OI history

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Dec 18, 2026 EXPIRATION

POWL $170.00 Put

POWL261218P00170000

Latest saved OI197Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
POWL $170.00 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. 197980 2026-10-09: 160 OI2026-10-13: 171 OI2026-10-14: 171 OI2026-10-15: 172 OI2026-10-16: 172 OI2026-10-21: 197 OI2026-10-23: 197 OI Oct 09, 2026Oct 23, 2026

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

POWL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1970
Oct 21, 2026197+25
Oct 16, 20261720
Oct 15, 2026172+1
Oct 14, 20261710
Oct 13, 2026171+11
Oct 09, 2026160No prior observation