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Contract OI history

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Jan 21, 2028 EXPIRATION

BETR $12.50 Call

BETR280121C00012500

Latest saved OI140Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BETR $12.50 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. 140700 2026-10-08: 137 OI2026-10-09: 137 OI2026-10-13: 137 OI2026-10-14: 137 OI2026-10-16: 139 OI2026-10-21: 139 OI2026-10-23: 140 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, 2026Viewing140+1
Oct 21, 20261390
Oct 16, 2026139+2
Oct 14, 20261370
Oct 13, 20261370
Oct 09, 20261370
Oct 08, 2026137No prior observation