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Contract OI history

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Nov 20, 2026 EXPIRATION

PENN $16.00 Put

PENN261120P00016000

Latest saved OI119Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
PENN $16.00 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. 120600 2026-10-08: 119 OI2026-10-13: 119 OI2026-10-14: 120 OI2026-10-15: 120 OI2026-10-16: 120 OI2026-10-21: 120 OI2026-10-23: 119 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, 2026119-1
Oct 21, 2026Viewing1200
Oct 16, 20261200
Oct 15, 20261200
Oct 14, 2026120+1
Oct 13, 20261190
Oct 08, 2026119No prior observation