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Contract OI history

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Oct 30, 2026 EXPIRATION

IBKR $80.00 Put

IBKR261030P00080000

Latest saved OI153Oct 23, 2026
Last change+19vs 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. 153760 2026-10-09: 108 OI2026-10-13: 105 OI2026-10-14: 117 OI2026-10-15: 129 OI2026-10-16: 147 OI2026-10-21: 134 OI2026-10-23: 153 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, 2026Viewing153+19
Oct 21, 2026134-13
Oct 16, 2026147+18
Oct 15, 2026129+12
Oct 14, 2026117+12
Oct 13, 2026105-3
Oct 09, 2026108No prior observation