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Contract OI history

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Nov 20, 2026 EXPIRATION

BETR $15.00 Call

BETR261120C00015000

Latest saved OI859Oct 23, 2026
Last change+363vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BETR $15.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 8594290 2026-10-08: 208 OI2026-10-09: 208 OI2026-10-13: 209 OI2026-10-14: 208 OI2026-10-16: 215 OI2026-10-21: 496 OI2026-10-23: 859 OI Oct 08, 2026Oct 23, 2026

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

BETR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing859+363
Oct 21, 2026496+281
Oct 16, 2026215+7
Oct 14, 2026208-1
Oct 13, 2026209+1
Oct 09, 20262080
Oct 08, 2026208No prior observation