Timeline

Voting rights breakdown

Notice details

Beneficial owner

TIAA-CREF Investment Management, LLC

The College Retirement Equities Fund ( CREF ) purchased on February 18, 2010, 1'782 shares Burckhardt Compression Holding AG, CREF owns these shares through one of its investement accounts, the Stock Account. CREF s ownership is 1.668%. CREF is a U.S. based investment company, which is registered with the Securities and Exchange Commmisson ( SEC ). CREF has multiple investment accounts, each with separate investment objectives and policies. All assets in the accounts are beneficially owned by CREF, and all the accounts are managed by TIAA-CREF Investment Management, LLC, and SEC registered investment adviser. Additionally, affiliates of CREF purchased 4'131 shares, bringing total holdings in your company by affiliates of CREF to 73,083. These holdings are owned by the TIAA-CREF Funds ( Funds ), and the TIAA-CREEF Life Funds ( Life Funds ), each of which are SEC registered investment companies. The TIAA-CREF Funds and Life Funds are managed by Teachers Advisors, Inc., an SEC registered investment adviser that is affiliated with TIAA-CREF Investment Management, LLS. These affiliated funds, aggregated with those of CREF, own a total of 171'506, or 5.044% of the outstanding voting shares. Because Teachers Advisors, Inc. and TIAA-CREF investment Management, LLC follow the same policies when voting these funds, they are aggregating the holdings.