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Contract OI history

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Jan 21, 2028 EXPIRATION

IBRX $5.50 Put

IBRX280121P00005500

Latest saved OI3,931Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
IBRX $5.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3,9311,9650 2026-10-09: 3,931 OI2026-10-13: 3,931 OI2026-10-14: 3,931 OI2026-10-15: 3,931 OI2026-10-16: 3,931 OI2026-10-21: 3,931 OI2026-10-23: 3,931 OI Oct 09, 2026Oct 23, 2026

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

IBRX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,9310
Oct 21, 20263,9310
Oct 16, 20263,9310
Oct 15, 20263,9310
Oct 14, 20263,9310
Oct 13, 20263,9310
Oct 09, 20263,931No prior observation