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Contract OI history

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Apr 16, 2027 EXPIRATION

OABI $7.50 Call

OABI270416C00007500

Latest saved OI136Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
OABI $7.50 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. 141700 2026-10-08: 141 OI2026-10-09: 141 OI2026-10-13: 141 OI2026-10-14: 129 OI2026-10-16: 129 OI2026-10-20: 134 OI2026-10-23: 136 OI Oct 08, 2026Oct 23, 2026

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

OABI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing136+2
Oct 20, 2026134+5
Oct 16, 20261290
Oct 14, 2026129-12
Oct 13, 20261410
Oct 09, 20261410
Oct 08, 2026141No prior observation