American Century Companies Inc. Boosts Stake in LyondellBasell Industries

Investment firm increases holding in specialty chemicals company by 7.5% in Q3

Published on Mar. 8, 2026

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American Century Companies Inc. raised its stake in shares of LyondellBasell Industries N.V. (NYSE:LYB) by 7.5% in the 3rd quarter, according to a recent SEC filing. The firm now owns 639,592 shares of the specialty chemicals company's stock, worth $31,366,000 as of the end of the quarter.

Why it matters

LyondellBasell is a major global chemical company that produces a wide range of products used in packaging, automotive, construction, and other industries. American Century's increased investment suggests the firm sees value in LyondellBasell's business and growth prospects.

The details

According to the SEC filing, American Century Companies purchased an additional 44,363 shares of LyondellBasell during the third quarter, bringing its total stake to 639,592 shares. This represents about 0.20% ownership of the specialty chemicals company.

  • American Century Companies increased its LyondellBasell stake in the 3rd quarter of 2026.

The players

American Century Companies Inc.

An investment management firm that oversees over $200 billion in assets.

LyondellBasell Industries N.V.

A global chemical company that specializes in the production of polyolefins and advanced polymers.

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The takeaway

American Century's increased stake in LyondellBasell suggests the investment firm sees long-term potential in the specialty chemicals company, which could signal positive sentiment about LyondellBasell's business outlook and growth prospects.