American Century Companies Inc. Boosts Reddit Stake by 19,000%

The investment firm now owns 0.15% of the social media platform.

Mar. 5, 2026 at 8:18am by Ben Kaplan

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American Century Companies Inc. has significantly increased its stake in Reddit Inc. (NYSE:RDDT), raising its position by 19,007.3% in the third quarter of 2026. The firm now owns 279,157 shares of the social media company's stock, worth approximately $64.2 million and representing about 0.15% of Reddit's outstanding shares.

Why it matters

This large increase in ownership by a major institutional investor highlights the growing interest and confidence in Reddit's long-term potential as a social media and content platform. It also suggests that American Century sees significant upside in Reddit's stock price going forward.

The details

According to a recent SEC filing, American Century Companies purchased an additional 277,696 shares of Reddit in the third quarter, bringing its total position to 279,157 shares. This represents a massive 19,007.3% increase in the firm's stake compared to the prior quarter. American Century now owns about 0.15% of Reddit's outstanding shares, making it one of the company's larger institutional investors.

  • American Century Companies filed the SEC disclosure on March 5, 2026.
  • The firm increased its Reddit stake during the third quarter of 2026.

The players

American Century Companies Inc.

A major investment management firm that oversees over $250 billion in assets.

Reddit Inc.

The social media and content platform that operates popular online communities and discussion forums.

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The takeaway

American Century's substantial increase in its Reddit stake suggests the investment firm sees significant long-term growth potential in the social media platform. This could signal that Reddit is gaining traction with institutional investors and may continue to attract more mainstream attention and investment.