William Blair Investment Management Reduces Stake in Canadian Pacific Kansas City

The investment firm lowered its holdings in the transportation company by 3.8% in the third quarter.

Published on Mar. 2, 2026

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William Blair Investment Management LLC reduced its position in shares of Canadian Pacific Kansas City Limited (NYSE:CP) by 3.8% in the 3rd quarter, according to its most recent filing with the Securities and Exchange Commission. The fund owned 588,336 shares of the transportation company's stock worth $43,825,000 as of its most recent filing.

Why it matters

This filing provides insight into the investment decisions and portfolio changes of a major institutional investor, William Blair Investment Management, which can be relevant for understanding market trends and the performance of Canadian Pacific Kansas City's stock.

The details

According to the filing, William Blair Investment Management sold 23,029 shares of Canadian Pacific Kansas City in the third quarter, lowering its total stake in the company to 588,336 shares. This represented about 0.07% of the transportation company's outstanding shares at the time.

  • The filing covers the third quarter of the year.

The players

William Blair Investment Management LLC

An investment management firm that reduced its position in Canadian Pacific Kansas City Limited.

Canadian Pacific Kansas City Limited

A North American Class I freight railroad formed through the combination of Canadian Pacific Railway and Kansas City Southern.

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The takeaway

This filing indicates that a major institutional investor, William Blair Investment Management, has slightly reduced its stake in Canadian Pacific Kansas City, potentially signaling a shift in market sentiment or portfolio strategy for the transportation company's stock.