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Contract OI history

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Feb 19, 2027 EXPIRATION

MBUU $27.50 Put

MBUU270219P00027500

Latest saved OI254Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
MBUU $27.50 put open interest history 6 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 2541270 2026-10-08: 58 OI2026-10-13: 58 OI2026-10-14: 58 OI2026-10-16: 254 OI2026-10-20: 254 OI2026-10-23: 254 OI Oct 08, 2026Oct 23, 2026

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

MBUU contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2540
Oct 20, 20262540
Oct 16, 2026254+196
Oct 14, 2026580
Oct 13, 2026580
Oct 08, 202658No prior observation