CRLCharles River Laboratories

We began operating in 1947 and, since then, have undergone several changes to our business structure. Charles River Laboratories International, Inc. was incorporated in 1994 and we completed our initial public offering in 2000. Our stock is traded on the New York Stock Exchange under the symbol “CRL” and is included in the Standard & Poor’s 500 and Composite 1500 indices, the New York Stock Exchange (NYSE) Arca Biotechnology Index, the NYSE Composite and many of the Russell indices, among others. We are headquartered in Wilmington, Massachusetts. Our headquarters mailing address is 251 Ballardvale Street, Wilmington, MA, 01887, and the telephone number at that location is (781) 222-6000.

Headquarters

Wilmington, MA

Country

United States

Reports in

USD

Listed on

NYSE

Fiscal year ends

December 27

Last results

Nov 4, 2026

Employees, at the top of the page: "As of December 27, 2025, we had approximately 19,700 employees (including approximately 2,400 science professionals with advanced degrees, including Ph" (10-K). Address and exchange: SEC's company file.

Permanent link, kept if the ticker changes: /c/sec:0001100682 (SEC's CIK).