Acadian Asset Management

Acadian Asset Management as of March 31, 2012

Portfolio Holdings for Acadian Asset Management

Acadian Asset Management holds 0 positions in its portfolio as reported in the March 2012 quarterly 13F filing

                {S}                              {C}            {C}    {C}      {C}   {C}   {C}       {C}           {C}   {C}  {C}  {C}
1 800 FLOWERS COM              CL A            68243Q10 137    45052 SH            Defined          1   45052
3SBIO INC                      SPONSORED ADR   88575Y10 250    16845 SH            Defined          1   16845
AARONS INC                     COM PAR $0.50   00253530 7596   293205 SH           Defined          1   293205
AARONS INC                     COM PAR $0.50   00253530 127    4917 SH             Other            1,3 4917
ABBOTT LABS                    COM             00282410 51091  833614 SH           Defined          1   833614
ABBOTT LABS                    COM             00282410 93     1514 SH             Other            1,3 1514
ABITIBIBOWATER INC             COM NEW         00368720 136    9507 SH             Defined          1   9507
ACCENTURE PLC IRELAND          SHS CLASS A     G1151C10 609    9432 SH             Defined          1   9432
ACETO CORP                     COM             00444610 1114   117652 SH           Defined          1   117652
ACORDA THERAPEUTICS INC        COM             00484M10 13     500 SH              Defined          1   500
ACTIONS SEMICONDUCTOR CO LTD   ADR             00507E10 5      2740 SH             Defined          1   2740
ACTIVISION BLIZZARD INC        COM             00507V10 2384   185933 SH           Defined          1   185933
ACXIOM CORP                    COM             00512510 77     5262 SH             Defined          1   5262
ADAMS RES & ENERGY INC         COM NEW         00635130 1720   30074 SH            Defined          1   30074
ADAMS RES & ENERGY INC         COM NEW         00635130 70     1232 SH             Other            1,3 1232
ADMINISTRADORA FONDOS PENSIONE SPONSORED ADR   00709P10 4446   56269 SH            Defined          1   56269
ADMINISTRADORA FONDOS PENSIONE SPONSORED ADR   00709P10 61     777 SH              Other            1,2 777
ADVANCE AUTO PARTS INC         COM             00751Y10 12303  138902 SH           Defined          1   138902
ADVANCED SEMICONDUCTOR ENGR    SPONSORED ADR   00756M40 9226   1798426 SH          Defined          1   1798426
ADVISORY BRD CO                COM             00762W10 748    8443 SH             Defined          1   8443
AERCAP HOLDINGS NV             SHS             N0098510 1947   175275 SH           Defined          1   175275
AETNA INC NEW                  COM             00817Y10 203130 4049671 SH          Defined          1   4049671
AETNA INC NEW                  COM             00817Y10 2047   40809 SH            Other            1,3 40809
AG MTG INVT TR INC             COM             00122810 774    39214 SH            Defined          1   39214
AGCO CORP                      COM             00108410 33815  716252 SH           Defined          1   716252
AGCO CORP                      COM             00108410 59     1243 SH             Other            1,3 1243
AGRIUM INC                     COM             00891610 84231  977820 SH           Defined          1   977820
AIRCASTLE LTD                  COM             G0129K10 14128  1154331 SH          Defined          1   1154331
AIRCASTLE LTD                  COM             G0129K10 146    11904 SH            Other            1,3 11904
ALAMO GROUP INC                COM             01131110 887    29507 SH            Defined          1   29507
ALBANY INTL CORP               CL A            01234810 1044   45540 SH            Defined          1   45540
ALEXION PHARMACEUTICALS INC    COM             01535110 80     865 SH              Defined          1   865
ALLEGHANY CORP DEL             COM             01717510 40     122 SH              Defined          1   122
ALLEGIANT TRAVEL CO            COM             01748X10 2855   52395 SH            Defined          1   52395
ALLERGAN INC                   COM             01849010 1152   12071 SH            Defined          1   12071
ALLETE INC                     COM NEW         01852230 1567   37784 SH            Defined          1   37784
ALLIANT ENERGY CORP            COM             01880210 603    13918 SH            Defined          1   13918
ALMOST FAMILY INC              COM             02040910 101    3884 SH             Defined          1   3884
ALON USA ENERGY INC            COM             02052010 1      160 SH              Defined          1   160
ALPHA & OMEGA SEMICONDUCTOR    SHS             G6331P10 372    38615 SH            Defined          1   38615
ALTISOURCE PORTFOLIO SOLNS SA  REG SHS         L0175J10 39772  655888 SH           Defined          1   655888
ALTISOURCE PORTFOLIO SOLNS SA  REG SHS         L0175J10 41     674 SH              Other            1,3 674
ALTRIA GROUP INC               COM             02209S10 10615  343831 SH           Defined          1   343831
AMAZON COM INC                 COM             02313510 649    3205 SH             Defined          1   3205
AMBOW ED HLDG LTD              ADR REPSTG CL A 02322P10 26     3578 SH             Defined          1   3578
AMDOCS LTD                     ORD             G0260210 5276   167053 SH           Defined          1   167053
AMEDISYS INC                   COM             02343610 80     5537 SH             Defined          1   5537
AMEREN CORP                    COM             02360810 4858   149134 SH           Defined          1   149134
AMEREN CORP                    COM             02360810 1660   50959 SH            Other            1,3 50959
AMERICAN CAPITAL AGENCY CORP   COM             02503X10 4915   166361 SH           Defined          1   166361
AMERICAN CAPITAL MORTGAGE IN   COM             02504A10 1358   62363 SH            Defined          1   62363
AMERICAN ELEC PWR INC          COM             02553710 10400  269570 SH           Defined          1   269570
AMERICAN ELEC PWR INC          COM             02553710 71     1846 SH             Other            1,3 1846
AMERICAN EQTY INVT LIFE HLD CO COM             02567620 8672   679138 SH           Defined          1   679138
AMERICAN EXPRESS CO            COM             02581610 26     448 SH              Defined          1   448
AMERICAN GREETINGS CORP        CL A            02637510 19355  1261572 SH          Defined          1   1261572
AMERICAN GREETINGS CORP        CL A            02637510 3      225 SH              Other            1,3 225
AMERICAN INTL GROUP INC        COM NEW         02687478 23843  773254 SH           Defined          1   773254
AMERICAN STS WTR CO            COM             02989910 3523   97495 SH            Defined          1   97495