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Contract OI history

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Jun 17, 2027 EXPIRATION

IBKR $80.00 Put

IBKR270617P00080000

Latest saved OI89Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
IBKR $80.00 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. 89440 2026-10-09: 85 OI2026-10-13: 85 OI2026-10-14: 85 OI2026-10-15: 85 OI2026-10-16: 85 OI2026-10-21: 86 OI2026-10-23: 89 OI Oct 09, 2026Oct 23, 2026

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

IBKR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing89+3
Oct 21, 202686+1
Oct 16, 2026850
Oct 15, 2026850
Oct 14, 2026850
Oct 13, 2026850
Oct 09, 202685No prior observation