Pioneer Natural Resources Co., Irving, Texas, added the TCW Total Return Bond Fund to its $486 million USA 401(k) and Matching Plan, the company disclosed in an 11-K filed June 24.
The TCW Group fund replaced the PIMCO Total Return Fund in February, according to the 11-K.
About $3.4 million was invested in the Pacific Investment Management Co. fund as of Dec. 31.
A spokesman could not immediately be reached for additional information, including the reason for the fund change, by press time.