Platinum Investment Mangement

Platinum Investment Mangement as of March 31, 2013

Portfolio Holdings for Platinum Investment Mangement

Platinum Investment Mangement holds 0 positions in its portfolio as reported in the March 2013 quarterly 13F filing

                VALUE    SHARES/	 SH/  PUT/ INVSTMT   OTHER           VOTING AUTHORITY
NAME OF ISSUER	  	    TITLE OF CLASS    CUSIP    (x$1000)  PRN AMT PRN  CALL DSCRETN   MANAGERS    SOLE    SHARED    NONE
---------------------------  -------------------------  ------- -------  ---- ---- --------   -------   -------- --------  --------
{C}			     {C}	     {C}	{C}   	{C}		   {C}	     {C}	{C}

51JOB INC 		      SP ADR REP COM 316827104	42413	713915	 EQ	    SOLE		  641581	0     72334
7 DAYS GROUP HLDGS LTD	      ADR	     81783J101	510	38000	 EQ	    SOLE		   38000	0	  0
ADVANCED MICRO DEVICES INC    COM	     007903107	1163	456239	 EQ	    SOLE		  456239	0	  0
AGILENT TECHNOLOGIES INC      COM	     00846U101	1049	25000	 EQ	    SOLE		   25000	0	  0
ALERE INC		      COM	     01449J105	1199	46970	 EQ	    SOLE		   46970	0	  0
AMDOCS LTD		      ORD	     G02602103	2646	73009	 EQ	    SOLE		   73009	0	  0
ANGLOGOLD ASHANTI LTD 	      SPONSORED ADR  035128206	48508	2059815	 EQ	    SOLE		 2006677	0     53138
ARIAD PHARMACEUTICALS INC     COM	     04033A100	837	46300	 EQ	    SOLE		   46300	0	  0
BAIDU INC 	              SPON ADR REP A 056752108	124085	1414885	 EQ	    SOLE		 1371544	0     43341
BAKER HUGHES INC	      COM	     057224107	173824	3745420	 EQ	    SOLE		 3421862	0    323558
BALLARD PWR SYS INC NEW	      COM	     058586108	1771	1720034	 EQ	    SOLE		 1720034	0	  0
BANK OF AMERICA CORPORATION   COM	     060505104	433738	35610684 EQ	    SOLE		32786443	0   2824241
BARRICK GOLD CORP	      COM	     067901108	88761	3019090	 EQ	    SOLE		 2826237	0    192853
BEST BUY INC	              COM	     086516101	1240	56000	 EQ	    SOLE		   56000	0	  0
BIOMARIN PHARMACEUTICAL INC   COM	     09061G101	530	8520	 EQ	    SOLE		    8520	0	  0
BROCADE COMMUNICATIONS SYS I  COM NEW	     111621306	941	163180	 EQ	    SOLE		  163180	0	  0
CAPSTONE TURBINE CORP	      COM	     14067D102	15075	16750489 EQ	    SOLE		13307270	0   3443219
CARNIVAL CORP	              PAIRED CTF     143658300	134147	3911000	 EQ	    SOLE		 3491575	0    419425
CIENA CORP 	              COM NEW	     171779309	107046	6686200	 EQ	    SOLE		 6102220	0    583980
CISCO SYS INC  	              COM	     17275R102	217865	10426700 EQ	    SOLE		 9759344	0    667356
CLOUD PEAK ENERGY INC	      COM	     18911Q102	13333	710000	 EQ	    SOLE		  710000	0	  0
DOMTAR CORP 	              COM NEW	     257559203	1435	18500	 EQ	    SOLE		   18500	0	  0
E HOUSE CHINA HLDGS LTD	      ADR	     26852W103	24127	5188703	 EQ	    SOLE		 4757388	0    431315
ELECTRONIC ARTS INC	      COM	     285512109	22576	1275533	 EQ	    SOLE		 1221832	0     53701
LAUDER ESTEE COS INC 	      CL A	     518439104	22026	344000	 EQ	    SOLE		  344000	0	  0
FEDEX CORP	              COM	     31428X106	23999	244393	 EQ	    SOLE		  224279	0     20114
FOMENTO ECONOMICO MEXICANO S  SPON ADR UNITS 344419106	14301	126000	 EQ	    SOLE		  126000	0	  0
FERRO CORP	              COM	     315405100	1633	242000	 EQ	    SOLE		  242000	0	  0
FINISAR CORP 	              COM NEW	     31787A507	12726	964875	 EQ	    SOLE		  873240	0     91635
FOSTER WHEELER AG	      COM	     H27178104	223015	9759977	 EQ	    SOLE		 8957913	0    802064
GILEAD SCIENCES INC	      COM	     375558103	12343	252210	 EQ	    SOLE		  252210	0	  0
GOOGLE INC 	              CL A	     38259P508	290164	365360	 EQ	    SOLE		  337844	0     27516
GROUPON INC 	              COM CL A	     399473107	5042	824000	 EQ	    SOLE		  824000	0	  0
GT ADVANCED TECHNOLOGIES INC  COM	     36191U106	11213	3398108	 EQ	    SOLE		 3398108	0	  0
HALLIBURTON CO	              COM	     406216101	1454	36000	 EQ	    SOLE		   36000	0	  0
IMMUNOGEN INC	              COM	     45253H101	1182	73600	 EQ	    SOLE		   73600	0	  0
INCYTE CORP	              COM	     45337C102	848	36264	 EQ	    SOLE		   36264	0	  0
INFINERA CORPORATION	      COM	     45667G103	48528	6932581	 EQ	    SOLE		 6379050	0    553531
INFINITY PHARMACEUTICALS INC  COM	     45665G303	1014	20932	 EQ	    SOLE		   20932	0	  0
IRONWOOD PHARMACEUTICALS INC  COM CL A	     46333X108	749	41000	 EQ	    SOLE		   41000	0	  0
JACOBS ENGR GROUP INC DEL     COM	     469814107	225922	4017108	 EQ	    SOLE		 3680461	0    336647
JOHNSON & JOHNSON	      COM	     478160104	225400	2764628	 EQ	    SOLE		 2552790	0    211838
JUNIPER NETWORKS INC	      COM	     48203R104	259	14000	 EQ	    SOLE		   14000	0	  0
KBR INC	                      COM	     48242W106	77956	2430053	 EQ	    SOLE		 2254053	0    176000
LAS VEGAS SANDS CORP	      COM	     517834107	90723	1610000	 EQ	    SOLE		 1460000	0    150000
MARVELL TECHNOLOGY GROUP LTD  ORD	     G5876H105	98962	9358196	 EQ	    SOLE		 8680792	0    677404
MERCER INTL INC	              COM	     588056101	52976	7666671	 EQ	    SOLE		 7666671	0	  0
MERCK & CO INC NEW	      COM	     58933Y105	7212	163190	 EQ	    SOLE		  163190	0	  0
MGIC INVT CORP WIS	      COM	     552848103	38344	7746414	 EQ	    SOLE		 7654051	0     92363
MICRON TECHNOLOGY INC	      COM	     595112103	79490	7968978	 EQ	    SOLE		 7256984	0    711994
MICROSOFT CORP	              COM	     594918104	379664	13272670 EQ	    SOLE		12352670	0    920000
MINDRAY MEDICAL INTL LTD      SPON ADR	     602675100	22338	559291	 EQ	    SOLE		  559291	0	  0
NEWMONT MINING CORP	      COM	     651639106	18795	448685	 EQ	    SOLE		  412685	0     36000
OWENS CORNING NEW	      COM	     690742101	788	20000	 EQ	    SOLE		   20000	0	  0
PEPSICO INC	              COM	     713448108	215285	2721338	 EQ	    SOLE		 2521045	0    200293
PERKINELMER INC	              COM	     714046109	898	26700	 EQ	    SOLE		   26700	0	  0
PFIZER INC	              COM	     717081103	1374	47610	 EQ	    SOLE		   47610	0	  0
QIAGEN NV	              REG SHS	     N72482107	49727	2358976	 EQ	    SOLE		 2133903	0    225073
RIGEL PHARMACEUTICALS INC     COM NEW	     766559603	457	67300	 EQ	    SOLE		   67300	0	  0
ROYAL DUTCH SHELL PLC 	      SPONS ADR A    780259206	897	13775	 EQ	    SOLE		   13775	0	  0
SCHLUMBERGER LTD	      COM	     806857108	52348	699000	 EQ	    SOLE		  629000	0     70000
SENOMYX INC	              COM	     81724Q107	2280	1081000	 EQ	    SOLE		 1081000	0	  0
SINA CORP 	              ORD	     G81477104	244937	5040908	 EQ	    SOLE		 4755413	0    285495
SK TELECOM LTD 	              SPONSORED ADR  78440P108	6285	351720	 EQ	    SOLE		  351720	0	  0
SKYWORKS SOLUTIONS INC	      COM	     83088M102	1101	50000	 EQ	    SOLE		   50000	0	  0
SOHU COM INC	              COM	     83408W103	122559	2470466	 EQ	    SOLE		 2258720	0    211746
SOTHEBYS	              COM	     835898107	44921	1200777	 EQ	    SOLE		 1078315	0    122462
STILLWATER MNG CO	      COM	     86074Q102	208814	16149640 EQ	    SOLE		15024830	0   1124810
SYNERON MEDICAL LTD	      ORD SHS	     M87245102	964	94330	 EQ	    SOLE		   94330	0	  0
TEVA PHARMACEUTICAL INDS LTD  ADR	     881624209	1555	39200	 EQ	    SOLE		   39200	0	  0
THOMPSON CREEK METALS CO INC  COM	     884768102	338	112752	 EQ	    SOLE		  112752	0	  0
TIME WARNER INC 	      COM NEW	     887317303	15077	261666	 EQ	    SOLE		  261666	0	  0
TRINA SOLAR LIMITED 	      SPON ADR	     89628E104	34918	9619293	 EQ	    SOLE		 9114050	0    505243
ULTRA PETROLEUM CORP	      COM	     903914109	944	47000	 EQ	    SOLE		   47000	0	  0
UNITED TECHNOLOGIES CORP      COM	     913017109	6259	67000	 EQ	    SOLE		   67000	0	  0
VEECO INSTRS INC DEL	      COM	     922417100	13465	350570	 EQ	    SOLE		  328973	0     21597
VISTAPRINT N V	              SHS	     N93540107	734	19000	 EQ	    SOLE		   19000	0	  0
YAHOO INC	              COM	     984332106	6776	287995	 EQ	    SOLE		  287995	0	  0
YOUKU TUDOU INC 	      SPONSORED ADR  98742U100	118003	7036577	 EQ	    SOLE		 6754058	0    282519