X0201 4 2003-12-31 0 0001056239 L 3 COMMUNICATIONS HOLDINGS INC LLL 0001188791 MILLARD ROBERT B 515 POST OAK BLVD., SUITE 600 HOUSTON TX 77027 1 0 0 0 Common Stock 2003-12-31 4 G 0 1055 0.00 D 137123 D Includes 105,278 shares owned by a charitable foundation of which Robert B. Millard and his wife are the sole trustees, and as to which Mr. Millard disclaims beneficial ownership. Mr. Millard is a Managing Director of Lehman Brothers Inc. and a limited partner of Lehman Brothers Capital Partners III, L.P. As a limited partner of Lehman Brothers Capital III, L.P., Mr. Millard may be deemed to share beneficial ownership of shares of L-3 Communications Holdings, Inc. common stock held by Lehman Brothers Capital Partners III, L.P. Mr. Millard disclaims any such beneficial ownership and those shares of common stock are not reflected in the number shown in this table. /s/ Christopher C. Cambria 2004-02-13