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Interactive Brokers

US · IBKR #106 by market cap Listed 1970 +2.61%
90.69 +2.31 +2.61%
Collector offline (last heartbeat: 308384s ago) · 2026-09-18 20:02
Pre-market 89.84 +1.65%
After-hours 90.69 0.00%
Overnight 89.50 +1.27%
Market cap
41.09B
P/B
6.96
EPS
2.22
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About Interactive Brokers

Interactive Brokers Group, Inc. is an investment holding company, which engages in broker or dealer and proprietary trading businesses. It offers custody and service accounts for hedge and mutual funds, exchange-traded funds, registered investment advisors, proprietary trading groups, introducing brokers, and individual investors. The company was founded by Thomas Pechy Peterffy in 1977 and is headquartered in Greenwich, CT.

Founded
1977
CEO
Mr. Milan Galik
Employees
3,182
Headquarters
Greenwich, Connecticut, United States of America
Fiscal year end
12-31

View SEC filings on EDGAR ›

Company profile

Exchange
US
Symbol
IBKR
Market-cap rank
#106
Listing date
1970-01-01
Market cap
41.09B
Float cap
39.29B
Shares out
453.08M
Float shares
433.23M

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Quote time 2026-09-18 20:02:13 · For reference only, not investment advice.