IDEXX Laboratories Joins the NASDAQ-100 Index

WESTBROOK, Maine, March 20, 2017—IDEXX Laboratories, Inc. (Nasdaq: IDXX) announced that it joined the NASDAQ-100 Index® (Nasdaq:NDX), the NASDAQ-100 Equal Weighted Index (Nasdaq:NDXE), and the NASDAQ-100 Ex Technology Index (Nasdaq:NDXX) prior to market open today.

“We’re very pleased that IDEXX is included in the NASDAQ-100 Index, alongside an impressive group of growth-oriented, domestic and international companies, who are innovators of the modern economy,” said Jonathan Ayers, Chairman and Chief Executive Officer of IDEXX Laboratories. “Following our inclusion in the S&P 500 earlier this year, becoming a part of the NASDAQ-100 is further acknowledgment of the tremendous growth our company has achieved through innovation focused on pet healthcare technology.”

Launched in January 1985, the NASDAQ-100 Index (NDX) includes many category-defining companies that are on the forefront of innovation in their respective industries, and represents the largest non-financial domestic and international securities listed on The Nasdaq Stock Market based on market capitalization. Since its inception, NDX has become the world's preeminent large-cap growth index, with the aggregate market capitalization of the component companies standing at over $6 trillion and more than $50 billion of investments in exchange traded products tied to the index.

For more IDEXX corporate information, visit:

About IDEXX Laboratories
IDEXX Laboratories, Inc. is a member of the S&P 500® Index and is a leader in pet healthcare innovation, serving practicing veterinarians around the world with a broad range of diagnostic and information technology-based products and services. IDEXX products enhance the ability of veterinarians to provide advanced medical care, improve staff efficiency, and build more economically successful practices. IDEXX is also a worldwide leader in providing livestock and poultry diagnostic tests and tests for the quality and safety of water and milk. Headquartered in Maine, IDEXX employs more than 7,000 people and offers products to customers in over 175 countries. For more information about IDEXX, visit:


Investor Relations
IDEXX Laboratories
Kerry Bennett

IDEXX Laboratories
Robin Woodcock
Marketing Manager