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Contract OI history

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Nov 20, 2026 EXPIRATION

PENN $17.00 Put

PENN261120P00017000

Latest saved OI45Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
PENN $17.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 45220 2026-10-08: 10 OI2026-10-13: 10 OI2026-10-14: 44 OI2026-10-15: 44 OI2026-10-16: 44 OI2026-10-21: 45 OI2026-10-23: 45 OI Oct 08, 2026Oct 23, 2026

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

PENN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026450
Oct 21, 2026Viewing45+1
Oct 16, 2026440
Oct 15, 2026440
Oct 14, 202644+34
Oct 13, 2026100
Oct 08, 202610No prior observation