Capital Research Global Investors Increases Stake in IDEXX Laboratories

Institutional investor boosts holdings in veterinary diagnostics company

Mar. 11, 2026 at 8:36am

Capital Research Global Investors, a major institutional investor, increased its stake in IDEXX Laboratories, Inc. (NASDAQ:IDXX) by 0.8% during the third quarter, according to a recent SEC filing. The fund now owns approximately 690,601 shares of the company's stock, worth around $441 million.

Why it matters

IDEXX Laboratories is a leading provider of diagnostic products and services for the animal health, water testing, and food safety markets. The increase in Capital Research Global Investors' stake suggests the firm sees continued growth potential for IDEXX, which could signal positive momentum for the company.

The details

According to the filing, Capital Research Global Investors purchased an additional 5,641 shares of IDEXX Laboratories during the third quarter, bringing its total stake to approximately 0.86% of the company's outstanding shares. IDEXX Laboratories is a global leader in veterinary diagnostics, providing in-clinic testing instruments, reference laboratory services, and practice management software to veterinary clinics worldwide.

  • The SEC filing was made on March 11, 2026, disclosing the third quarter 2025 increase in stake.

The players

Capital Research Global Investors

A major institutional investor and asset management firm that has increased its stake in IDEXX Laboratories.

IDEXX Laboratories, Inc.

A global leader in veterinary diagnostics, providing in-clinic testing instruments, reference laboratory services, and practice management software to veterinary clinics worldwide.

Got photos? Submit your photos here. ›

The takeaway

The increase in Capital Research Global Investors' stake in IDEXX Laboratories suggests continued confidence in the company's growth prospects within the animal health diagnostics market, which could signal positive momentum for the stock going forward.