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Contract OI history

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Dec 18, 2026 EXPIRATION

TRIP $5.00 Put

TRIP261218P00005000

Latest saved OI364Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
TRIP $5.00 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. 3661830 2026-10-09: 366 OI2026-10-13: 366 OI2026-10-14: 366 OI2026-10-15: 364 OI2026-10-16: 364 OI2026-10-21: 364 OI2026-10-23: 364 OI Oct 09, 2026Oct 23, 2026

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

TRIP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263640
Oct 21, 2026Viewing3640
Oct 16, 20263640
Oct 15, 2026364-2
Oct 14, 20263660
Oct 13, 20263660
Oct 09, 2026366No prior observation