Period End Date Fund Fund Name Security Name Shares/Par Value Base Market Value 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD ACCENTURE PLC CL A 6,829.00 828,357.70 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD AIA GROUP LTD 367,786.00 2,546,205.31 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD ANHEUSER BUSCH INBEV SA/NV 14,759.00 1,662,359.14 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD ASSA ABLOY AB B 48,863.00 1,058,653.28 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD ATLAS COPCO AB A SHS 39,877.00 1,491,116.07 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD BAE SYSTEMS PLC 153,649.00 1,247,768.02 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD BHP BILLITON LTD SPON ADR 21,149.00 752,904.40 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD BNP PARIBAS 22,730.00 1,603,938.69 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD BOLIDEN AB 30,003.00 857,683.45 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD BRENNTAG AG 18,926.00 1,122,339.73 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD BUNZL PLC 24,470.00 763,180.08 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD CAN APARTMENT PROP REAL ESTA 35,751.00 887,063.75 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD CANADIAN NATL RAILWAY CO 19,266.00 1,392,739.14 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD CANADIAN NATURAL RESOURCES 31,432.00 1,001,181.91 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD CHOCOLADEFABRIKEN LINDT PC 126.00 708,512.56 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD COMPASS GROUP PLC 105,677.00 2,132,477.72 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD CREDICORP LTD 3,735.00 573,920.10 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD DAIKIN INDUSTRIES LTD 15,218.00 1,477,773.94 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD DENSO CORP 22,200.00 955,710.25 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD DIAGEO PLC 55,645.00 1,619,083.12 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD ENERPLUS CORP 95,920.00 692,144.61 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD EXPERIAN PLC 70,008.00 1,504,286.75 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD FANUC CORP 6,100.00 1,239,699.48 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD FRESENIUS SE + CO KGAA 25,764.00 2,088,295.63 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD GLAXOSMITHKLINE PLC 103,791.00 2,083,665.34 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD GLP J REIT 1,006.00 1,134,372.73 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD HARMONIC DRIVE SYSTEMS INC 17,000.00 534,514.47 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD HDFC BANK LTD ADR 16,339.00 1,300,747.79 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD HOYA CORP 25,700.00 1,227,421.39 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD INFINEON TECHNOLOGIES AG 57,667.00 1,193,516.27 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD ITV PLC 474,626.00 1,290,943.97 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD KEYENCE CORP 3,700.00 1,486,970.17 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD KONE OYJ B 19,902.00 911,828.95 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD L OREAL 5,607.00 1,116,793.57 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD LARGAN PRECISION CO LTD 6,000.00 997,315.30 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD LUNDIN MINING CORP 173,868.00 927,262.03 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD LUXOTTICA GROUP SPA 18,240.00 1,057,021.57 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD MACQUARIE GROUP LTD 15,462.00 1,076,749.01 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD MITSUI FUDOSAN CO LTD 39,000.00 856,967.93 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD MTU AERO ENGINES AG 11,020.00 1,580,337.49 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD NIHON M+A CENTER INC 20,940.00 715,688.72 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD NIPPON PROLOGIS REIT INC 371.00 784,433.28 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD NITORI HOLDINGS CO LTD 5,800.00 754,949.54 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD NOVARTIS AG REG 16,298.00 1,253,881.31 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD NOVATEK MICROELECTRONICS COR 183,000.00 703,589.54 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD NOVOZYMES A/S B SHARES 22,794.00 984,766.23 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD OMRON CORP 22,900.00 958,318.01 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD ORIX CORP 101,829.00 1,553,811.43 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD PRUDENTIAL PLC 99,027.00 2,200,936.33 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD RELX PLC 86,386.00 1,752,151.66 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD RIO TINTO PLC 17,506.00 694,270.45 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD ROCHE HOLDING AG GENUSSCHEIN 6,293.00 1,646,299.40 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD ROYAL DUTCH SHELL PLC A SHS 43,544.00 1,132,687.29 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD RYANAIR HOLDINGS PLC SP ADR 13,447.00 1,236,182.71 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD SAMPO OYJ A SHS 19,192.00 919,647.89 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD SAP SE 11,463.00 1,149,645.17 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD SCHRODERS PLC 28,941.00 1,194,626.57 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD SCSK CORP 27,463.00 1,104,925.36 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD SIEMENS AG REG 12,251.00 1,756,203.40 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD SILVER WHEATON CORP 29,161.00 582,345.17 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD STATE STREET/FICC REPO 1,023,548.83 1,023,548.83 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD STRAUMANN HOLDING AG REG 1,987.00 1,048,417.09 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD SUNCOR ENERGY INC 32,256.00 1,010,887.28 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD SURUGA BANK LTD 49,200.00 1,027,914.78 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD SWEDBANK AB A SHARES 66,197.00 1,568,734.30 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD TAIWAN SEMICONDUCTOR SP ADR 46,390.00 1,534,117.30 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD THALES SA 15,463.00 1,625,767.56 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD TORONTO DOMINION BANK 35,507.00 1,672,024.63 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD TOTAL SA 23,061.00 1,184,926.46 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD UBM PLC 65,377.00 601,624.68 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD UCB SA 16,346.00 1,274,175.38 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD UNILEVER NV CVA 40,014.00 2,098,507.58 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD VALEO SA 26,446.00 1,901,302.91 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD VEOLIA ENVIRONNEMENT 60,631.00 1,151,830.56 4/30/2017 IBLR WILLIAM BLAIR INTL DEV PLUS FD WPP PLC 27,761.00 594,353.10.