13F-HR 1 v345078_13f-hr.txt 13F-HR UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: March 31, 2013 Check here if Amendment ( ) ; Amendment Number: ---------------- This Amendment (Check only one.) : ( ) is a restatement. ( ) adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Commonfund Asset Management Company, Inc. ----------------------------------------- Address: 15 Old Danbury Road ----------------------------------------- P. O. Box 812 ----------------------------------------- Wilton, CT 06897-0812 ----------------------------------------- Form 13F File Number: 28 - 06755 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that is it understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: John W. Auchincloss -------------------------------------------------------------------- Title: Secretary & General Counsel -------------------------------------------------------------------- Phone: 203-563-5107 -------------------------------------------------------------------- Signature, Place, and Date of Signing: /s/ John W. Auchincloss Wilton, CT 5/14/13 ----------------------- ----------- -------- (Signature) (City, State) (Date) Report Type (Check only one.): ( ) 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) ( ) 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) (X) 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) List of Other Managers Reporting for this Manager: NO. FORM 13F FILE NUMBER NAME OF SUB-ADVISER --- -------------------- ------------------- 1 28-06538 AEW Capital Management, L.P. 2 28-05508 Aronson + Johnson + Ortiz 3 28-05267 Delaware Investments 4 28-01185 Frontier Capital Management Co. 5 28-13070 GLG, Inc. 6 28-2013 Harris Associates, L.P. 7 28-10329 Income Research & Management 8 28-10706 IronBridge Capital Management 9 801-39502 Jarislowsky Fraser Ltd. 10 28-11937 JP Morgan Investment Management, Inc. 11 28-10469 Lazard Asset Management LLC 12 28-12154 Levin Capital Securities, LP 13 28-14987 Magellan Asset Management Ltd 14 28-06748 Marsico Asset Management, LLC 15 28-04632 Martingale Asset Management 16 28-14187 Odey Asset Management LLP 17 28-1399 Southeastern Asset Management, Inc. 18 28-01693 Steinberg Asset Management, LLC 19 28-02927 Water Street Capital Inc. 20 28-1700 Western Asset Management Company 21 28-517 Wellington Management Company, LLP Form 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 4 --------------------- Form 13F Information Table Entry Total: 22 --------------------- Form 13F Information Table Value Total: $ 53,286 --------------------- (thousands) Provide a numbered list of the name(s) and Form 13F file numbers (s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. List of Other Included Managers: NO. FORM 13F FILE NUMBER NAME OF SUB-ADVISER --- -------------------- ------------------- 1 None GSI Bermuda, Ltd 2 None Hexam Capital Partners 3 None Somerset Capital Management 4 None Trinity Street Asset Management

Form 13(f) Information Table Column 1 Column 2 Column 3 Column 4 Column 5 Column 6 Column 7 Column 8 -------- --------- --------- --------- -------- --------- -------- -------- Value Shares or Shares/ Put/ Investment Other Voting Authority Name of Issuer Title of Class Cusip (x$1000) PRN Amt. PRN Call Discretion Managers Sole Shared None -------------- -------------- ----- -------- -------- --- ---- ---------- -------- ---- ------ ---- Focus Media ~~Holding~~Holdings ADR 34415V109 ~~750~~783 29,209 Defined 1 x ~~Baidu~~Anglogold ~~Inc~~Ashanti Sponsored ADR ~~056752108~~35128206 1,~~875~~559 1866,~~691~~198 Defined 2 x ~~Itau~~Baidu ~~Unibanco~~Inc ~~Hldg~~ Sponsored ADR ~~465562106~~56752108 32,~~883~~060 ~~235~~23,~~943~~484 Defined 2 x ~~Mobile~~Itau ~~Telesystems~~Unibanco Hldg Sponsored ADR ~~607409109~~465562106 ~~737~~2,795 39157,~~518~~027 Defined 2 x Petroleo Brasileiro SA Petrobras Sponsored ADR 71654V408 3,~~531~~460 ~~181~~208,~~351~~819 Defined 2 x TIM Participacoes SA Sponsored ADR 88706P205 32,~~319~~877 ~~167~~131,462 Defined 2 x ~~Vale~~Youku SATudou Inc ADR ~~91912E105~~98742U100 ~~3,589~~655 ~~171~~39,~~258~~071 Defined 2 x Vale SA ADR 91912E105 1,489 86,132 2 Wuxi Pharmatech Inc ADR 929352102 ~~327~~357 20,761 Defined 2 x Fomento Economico Mexicano ~~SPONSORED~~Sponsored ADR 344419109 2,~~664~~621 2623,~~461~~090 Defined 3 x Mobile Telesystems ~~SPONSORED~~OJSC Sponsored ADR 607409109 12,~~741~~185 93105,328 Defined 3 x Altera Corp Common Stock 021441100 23,~~108~~582 61101,~~300~~015 Defined 4 x Celanese Corp Series A Common Stock 150870103 2,~~162~~798 4863,~~550~~510 Defined 4 x Citigroup Inc Common Stock 172967424 23,~~607~~814 6586,~~900~~210 Defined 4 xEbay Inc Common Stock 278642103 2,115 39,000 Defined 4 Flowserve Corp Common Stock 34354P105 23,~~187~~269 1419,~~900~~490 Defined 4 x Masco Corp Common Stock 574599106 23,~~494~~966 ~~149~~195,~~700~~840 Defined 4 xNational Oilwell Varco Inc. Common Stock 637071101 1,946 27,500 Defined 4 Nationstar Mortgage Holdings Common Stock 63861C109 3,213 87,060 Defined 4 Parker-Hannifin Corp Common Stock 701094104 2,848 31,100 Defined 4 Union Pacific Corp. Common Stock 907818108 1,~~654~~994 5314,~~400~~000 Defined 4 xWaste Connections Inc. Common Stock 941053100 2,900 86,000 Defined 4

Filing Compare · COMMONFUND ASSET MANAGEMENT CO INC