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Contract OI history

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Mar 19, 2027 EXPIRATION

BETR $15.00 Put

BETR270319P00015000

Latest saved OI122Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BETR $15.00 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 122610 2026-10-08: 36 OI2026-10-09: 36 OI2026-10-13: 36 OI2026-10-14: 36 OI2026-10-16: 36 OI2026-10-21: 122 OI2026-10-23: 122 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, 2026Viewing1220
Oct 21, 2026122+86
Oct 16, 2026360
Oct 14, 2026360
Oct 13, 2026360
Oct 09, 2026360
Oct 08, 202636No prior observation