Copper Rock Capital Partners as of Dec. 31, 2011
Portfolio Holdings for Copper Rock Capital Partners
Copper Rock Capital Partners holds 0 positions in its portfolio as reported in the December 2011 quarterly 13F filing
{S} {C} {C} {C} {C} {C} {C} {C} {C} {C} {C} {C}
ACACIA RESEARCH COM 003881307 6487 177678 SH 0 DEFINED 1 177678
ACACIA RESEARCH COM 003881307 646 17698 SH 0 OTHER 1,2 17698
ACACIA RESEARCH COM 003881307 1871 51245 SH 0 OTHER 1,3 51245
ACI WORLDWIDE INC COM 004498101 9054 316131 SH 0 DEFINED 1 316131
ACI WORLDWIDE INC COM 004498101 527 18417 SH 0 OTHER 1,2 18417
ACI WORLDWIDE INC COM 004498101 1516 52931 SH 0 OTHER 1,3 52931
ACME PACKET INC COM 004764106 3895 125996 SH 0 DEFINED 1 125996
ACME PACKET INC COM 004764106 370 11979 SH 0 OTHER 1,2 11979
ACME PACKET INC COM 004764106 1068 34540 SH 0 OTHER 1,3 34540
AFFILIATED MANAGERS
GROUP INC COM 008252108 3595 37467 SH 0 DEFINED 1 37467
AFFILIATED MANAGERS
GROUP INC COM 008252108 875 9119 SH 0 OTHER 1,2 9119
AFFILIATED MANAGERS
GROUP INC COM 008252108 2510 26156 SH 0 OTHER 1,3 26156
AGILENT TECHNOLOGIES INC COM 00846U101 28 800 SH 0 DEFINED 1 800
AIR METHODS CORP COM 009128307 8819 104426 SH 0 DEFINED 1 104426
AIR METHODS CORP COM 009128307 551 6521 SH 0 OTHER 1,2 6521
AIR METHODS CORP COM 009128307 1599 18938 SH 0 OTHER 1,3 18938
AIRGAS INC COM 009363102 2973 38070 SH 0 DEFINED 1 38070
AIRGAS INC COM 009363102 724 9278 SH 0 OTHER 1,2 9278
AIRGAS INC COM 009363102 2097 26862 SH 0 OTHER 1,3 26862
ALASKA AIR GROUP INC COM 011659109 5395 71842 SH 0 DEFINED 1 71842
ALASKA AIR GROUP INC COM 011659109 392 5219 SH 0 OTHER 1,2 5219
ALASKA AIR GROUP INC COM 011659109 1126 14997 SH 0 OTHER 1,3 14997
ALBEMARLE CORP COM 012653101 2502 48575 SH 0 DEFINED 1 48575
ALBEMARLE CORP COM 012653101 600 11639 SH 0 OTHER 1,2 11639
ALBEMARLE CORP COM 012653101 1741 33805 SH 0 OTHER 1,3 33805
ALIGN TECHNOLOGY INC COM 016255101 3562 150126 SH 0 DEFINED 1 150126
ALIGN TECHNOLOGY INC COM 016255101 283 11915 SH 0 OTHER 1,2 11915
ALIGN TECHNOLOGY INC COM 016255101 815 34333 SH 0 OTHER 1,3 34333
AMERIGON INC COM 03070L300 1981 138887 SH 0 DEFINED 1 138887
AMERISOURCEBERGEN CORP COM 03073E105 41 1105 SH 0 DEFINED 1 1105
AMETEK INC COM 031100100 3973 94378 SH 0 DEFINED 1 94378
AMETEK INC COM 031100100 961 22830 SH 0 OTHER 1,2 22830
AMETEK INC COM 031100100 2792 66307 SH 0 OTHER 1,3 66307
APPLE INC COM 037833100 66 163 SH 0 DEFINED 1 163
APPROACH RESOURCES INC COM 03834A103 3407 115843 SH 0 DEFINED 1 115843
ARUBA NETWORKS INC COM 043176106 3557 192048 SH 0 DEFINED 1 192048
ARUBA NETWORKS INC COM 043176106 248 13385 SH 0 OTHER 1,2 13385
ARUBA NETWORKS INC COM 043176106 715 38592 SH 0 OTHER 1,3 38592
ASSURANT INC COM 04621X108 1456 35450 SH 0 DEFINED 1 35450
ASTEC INDUSTRIES COM 046224101 2005 62249 SH 0 DEFINED 1 62249
ATHENAHEALTH INC COM 04685W1035178 105412 SH 0 DEFINED 1 105412
ATHENAHEALTH INC COM 04685W103262 5334 SH 0 OTHER 1,2 5334
ATHENAHEALTH INC COM 04685W103767 15609 SH 0 OTHER 1,3 15609
AUTOZONE INC COM 053332102 60 184 SH 0 DEFINED 1 184
AVALONBAY COMMUNITIES COM 053484101 39 300 SH 0 DEFINED 1 300