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Contract OI history

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Dec 18, 2026 EXPIRATION

POOL $210.00 Put

POOL261218P00210000

Latest saved OI23Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
POOL $210.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 33160 2026-10-09: 33 OI2026-10-13: 33 OI2026-10-14: 33 OI2026-10-16: 23 OI2026-10-19: 23 OI2026-10-23: 23 OI Oct 09, 2026Oct 23, 2026

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

POOL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing230
Oct 19, 2026230
Oct 16, 202623-10
Oct 14, 2026330
Oct 13, 2026330
Oct 09, 202633No prior observation