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Editorial Advisory Board

  • Professor Andrea M. Armani, University of Southern California
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  • Professor Birgit Stiller, Max Planck Institute for the Science of Light, and Leibniz University of Hannover
  • Professor Stephen Sweeney, University of Glasgow
  • Mohan Wang, Ph.D., University of Oxford
  • Professor Xuchen Wang, Harbin Engineering University
  • Professor Stefan Witte, Delft University of Technology

Why Interactive Brokers (IBKR) Stock Is Trading Lower Today

IBKR Cover Image

What Happened?

Shares of electronic brokerage firm Interactive Brokers (NASDAQ: IBKR) fell 6% in the afternoon session after a much weaker-than-expected August jobs report triggered a broad market sell-off amid concerns about the U.S. economy. The U.S. economy added only 22,000 jobs in August, falling significantly short of the 75,000 that forecasters had anticipated. This disappointing hiring data, coupled with the unemployment rate climbing to a 46-month high of 4.3%, sparked what one report called "jobs angst" on Wall Street. 

The weak labor market figures prompted a bearish reversal in the stock market, pulling down equities as investors weighed the implications for economic growth. While the poor data may increase the likelihood of the Federal Reserve cutting interest rates, the immediate market reaction was negative due to fears of an economic slowdown.

The stock market overreacts to news, and big price drops can present good opportunities to buy high-quality stocks. Is now the time to buy Interactive Brokers? Access our full analysis report here, it’s free.

What Is The Market Telling Us

Interactive Brokers’s shares are quite volatile and have had 16 moves greater than 5% over the last year. In that context, today’s move indicates the market considers this news meaningful but not something that would fundamentally change its perception of the business.

The previous big move we wrote about was 9 days ago when the stock dropped 3.4% on the news that a likely technical pullback as the stock rallied on news of its upcoming inclusion in the S&P 500 index. The online brokerage firm's shares had climbed on Tuesday after S&P Dow Jones Indices announced the company would become a component of the S&P 500 on August 28, replacing Walgreens Boots Alliance. 

Additions to the widely-followed index often cause a stock to rise as index funds that track the S&P 500 are prompted to buy the shares. With no new adverse information released, Wednesday's decline appears to be a case of investors taking profits after the recent gains spurred by the index inclusion news.

Interactive Brokers is up 32.8% since the beginning of the year, but at $60.60 per share, it is still trading 10.4% below its 52-week high of $67.63 from August 2025. Investors who bought $1,000 worth of Interactive Brokers’s shares 5 years ago would now be looking at an investment worth $5,009.

Do you want to know what moves the business you care about? Add them to your StockStory watchlist and every time a stock significantly moves, we provide you with a timely explanation straight to your inbox. It’s free and will only take you a second.

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