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Contract OI history

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Dec 18, 2026 EXPIRATION

TRIP $8.00 Put

TRIP261218P00008000

Latest saved OI451Oct 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 $8.00 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. 4532260 2026-10-09: 425 OI2026-10-13: 423 OI2026-10-14: 423 OI2026-10-15: 453 OI2026-10-16: 451 OI2026-10-21: 451 OI2026-10-23: 451 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, 20264510
Oct 21, 2026Viewing4510
Oct 16, 2026451-2
Oct 15, 2026453+30
Oct 14, 20264230
Oct 13, 2026423-2
Oct 09, 2026425No prior observation