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Contract OI history

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Sep 17, 2027 EXPIRATION

IBKR $55.00 Call

IBKR270917C00055000

Latest saved OI89Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
IBKR $55.00 call 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: 9 OI2026-10-13: 9 OI2026-10-14: 9 OI2026-10-15: 9 OI2026-10-16: 89 OI2026-10-21: 89 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, 2026Viewing890
Oct 21, 2026890
Oct 16, 202689+80
Oct 15, 202690
Oct 14, 202690
Oct 13, 202690
Oct 09, 20269No prior observation