NPORT-P false 0000822632 XXXXXXXX S000021052 C000059867 C000059868 C000088850 WILLIAM BLAIR FUNDS 811-05344 0000822632 SNQR0U5FDV8EZZX4W051 150 NORTH RIVERSIDE PLAZA CHICAGO 60606 312-364-8000 William Blair Emerging Markets Leaders Fund S000021052 2SS1NS26N6BK4F3KKO85 2020-12-31 2020-06-30 N 223762550.88 383633.89 223378916.99 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 0.00000000 136.23000000 N Wal-Mart de Mexico SAB de CV N/A 000000000 1071900.00000000 NS 2563568.62000000 1.147632307714 Long EC CORP MX N 1 N N N Credicorp Ltd 529900UYAEYQCQ2BKB17 000000000 19737.00000000 NS USD 2638244.79000000 1.181062575443 Long EC CORP BM N 1 N N N Midea Group Co Ltd 3003003TRPHLHZD2IF61 000000000 519000.00000000 NS 4386566.49000000 1.963733439622 Long EC CORP CN N 1 N N N B3 SA - Brasil Bolsa Balcao 4GTK5S46E6H318LMDS44 000000000 479000.00000000 NS 4852450.30000000 2.172295561902 Long EC CORP BR N 1 N N N Capitec Bank Holdings Ltd N/A 000000000 44410.00000000 NS 2197658.38000000 0.983825335717 Long EC CORP ZA N 1 N N N Raia Drogasil SA N/A 000000000 86900.00000000 NS 1767690.55000000 0.791341713810 Long EC CORP BR N 1 N N N Reliance Industries Ltd 5493003UOETFYRONLG31 000000000 320572.00000000 NS 7249662.30000000 3.245455031158 Long EC CORP IN N 1 N N N Globant SA 2221008DCMSPYS42DS88 000000000 19921.00000000 NS USD 2985161.85000000 1.336366873930 Long EC CORP LU N 1 N N N Tencent Holdings Ltd 254900N4SLUMW4XUYY11 000000000 260200.00000000 NS 16739012.97000000 7.493550956176 Long EC CORP KY N 1 N N N Zhangzhou Pientzehuang Pharmaceutical Co Ltd N/A 000000000 125100.00000000 NS 3010739.88000000 1.347817386067 Long EC CORP CN N 1 N N N China Tourism Group Duty Free Corp Ltd N/A 000000000 356656.00000000 NS 7765754.47000000 3.476493921021 Long EC CORP CN N 1 N N N TravelSky Technology Ltd 5299007TAWP4DZ6QFG73 000000000 1400000.00000000 NS 2463841.04000000 1.102987279730 Long EC CORP CN N 1 N N N HDFC Bank Ltd 335800ZQ6I4E2JXENC50 000000000 314680.00000000 NS 4444686.34000000 1.989751942525 Long EC CORP IN N 1 N N N Tencent Music Entertainment Group 213800XTZK2GOHQTYK41 88034P109 362935.00000000 NS USD 4885105.10000000 2.186914130405 Long EC CORP KY N 1 N N N Uni-President Enterprises Corp 254900DAXBDMVEXU5959 000000000 2101000.00000000 NS 5077235.68000000 2.272925192947 Long EC CORP TW N 1 N N N TAL Education Group 5493003PJZS0EC085V72 874080104 53599.00000000 NS USD 3665099.62000000 1.640754494375 Long EC CORP KY N 1 N N N Yandex NV 549300GGZHJ5Q1B18P93 000000000 112614.00000000 NS USD 5632952.28000000 2.521702744333 Long EC CORP NL N 1 N N N Housing Development Finance Corp Ltd 335800OX2H9AP7NHLT64 000000000 128735.00000000 NS 3002530.80000000 1.344142428685 Long EC CORP IN N 1 N N N Reliance Industries Ltd 5493003UOETFYRONLG31 000000000 23676.00000000 NS 250827.71000000 0.112287996279 Long EC CORP IN N 1 N N N Bajaj Finance Ltd 335800YTEXC3DO4Z6F68 000000000 39244.00000000 NS 1469887.68000000 0.658024356016 Long EC CORP IN N 1 N N N MediaTek Inc 254900UEGBK1I4DM4E14 000000000 331000.00000000 NS 6495585.42000000 2.907877568540 Long EC CORP TW N 1 N N N Infosys Ltd 335800TYLGG93MM7PR89 000000000 383746.00000000 NS 3729012.67000000 1.669366438090 Long EC CORP IN N 1 N N N LG Household & Health Care Ltd N/A 000000000 4625.00000000 NS 5175416.72000000 2.316877881645 Long EC CORP KR N 1 N N N Jiangsu Hengrui Medicine Co Ltd N/A 000000000 158270.00000000 NS 2065043.04000000 0.924457450070 Long EC CORP CN N 1 N N N Kakao Corp 988400FTKUBQXKVZP434 000000000 8385.00000000 NS 1864727.52000000 0.834782236894 Long EC CORP KR N 1 N N N Asian Paints Ltd 335800HEHXGYRUNERD75 000000000 117664.00000000 NS 2628997.47000000 1.176922829345 Long EC CORP IN N 1 N N N Bidvest Group Ltd/The 5299002ARE4TRMIRGM72 000000000 235559.00000000 NS 1928183.28000000 0.863189465676 Long EC CORP ZA N 1 N N N Alibaba Group Holding Ltd 5493001NTNQJDH60PM02 000000000 545028.00000000 NS 14739419.24000000 6.598393187061 Long EC CORP KY N 1 N N N Telekomunikasi Indonesia Persero Tbk PT 529900M5SQZAOKV1PC81 000000000 17368300.00000000 NS 3708317.47000000 1.660101821590 Long EC CORP ID N 1 N N N Maruti Suzuki India Ltd 335800D27PBEESKKD357 000000000 23503.00000000 NS 1814777.28000000 0.812421021846 Long EC CORP IN N 1 N N N Clicks Group Ltd 378900E967958A677472 000000000 155575.00000000 NS 1885996.66000000 0.844303789011 Long EC CORP ZA N 1 N N N E.Sun Financial Holding Co Ltd 549300X6CNQE512OPC90 000000000 2874648.00000000 NS 2708577.15000000 1.212548250523 Long EC CORP TW N 1 N N N MercadoLibre Inc 549300DKPDN9M5S8GB14 58733R102 4649.00000000 NS USD 4582844.73000000 2.051601284379 Long EC CORP US N 1 N N N TOTVS SA N/A 000000000 510100.00000000 NS 2171496.48000000 0.972113442602 Long EC CORP BR N 1 N N N HDFC Bank Ltd 335800ZQ6I4E2JXENC50 40415F101 4109.00000000 NS USD 186795.14000000 0.083622547068 Long EC CORP IN N 1 N N N Bid Corp Ltd N/A 000000000 117134.00000000 NS 1913700.56000000 0.856705988992 Long EC CORP ZA N 1 N N N Britannia Industries Ltd 335800RRN5EVHNNAXN80 000000000 39446.00000000 NS 1882865.21000000 0.842901933347 Long EC CORP IN N 1 N N N NetEase Inc 5299004AF4DSJDB0PA32 64110W102 18922.00000000 NS USD 8124728.36000000 3.637195698447 Long EC CORP KY N 1 N N N Motherson Sumi Systems Ltd 335800C7BQ19CKG8GH63 000000000 2422808.00000000 NS 3032370.66000000 1.357500833498 Long EC CORP IN N 1 N N N Taiwan Semiconductor Manufacturing Co Ltd 549300KB6NK5SBD14S87 874039100 275930.00000000 NS USD 15664546.10000000 7.012544563774 Long EC CORP TW N 1 N N N UPL Ltd 335800RJSM1SLHO4UA95 000000000 664352.00000000 NS 3755382.13000000 1.681171249553 Long EC CORP IN N 1 N N N FIXED INC CLEARING CORP.REPO 549300H47WTHXPU08X20 000000000 6919408.53000000 PA USD 6919408.53000000 3.097610384739 Long RA CORP US N 2 Repurchase N 0.00000000 2020-07-01 6556800.00000000 USD 7057739.52000000 USD UST N N N Rumo SA N/A 000000000 835500.00000000 NS 3455323.55000000 1.546844078465 Long EC CORP BR N 1 N N N Douzone Bizon Co Ltd N/A 000000000 29077.00000000 NS 2465688.99000000 1.103814551178 Long EC CORP KR N 1 N N N Odontoprev SA N/A 000000000 655853.00000000 NS 1716185.47000000 0.768284443816 Long EC CORP BR N 1 N N N NAVER Corp N/A 000000000 22528.00000000 NS 5000603.57000000 2.238619309907 Long EC CORP KR N 1 N N N Kweichow Moutai Co Ltd N/A 000000000 18059.00000000 NS 3734489.18000000 1.671818106346 Long EC CORP CN N 1 N N N Shenzhou International Group Holdings Ltd 529900B4W41TCUKJFM73 000000000 343200.00000000 NS 4135846.72000000 1.851493764823 Long EC CORP KY N 1 N N N WEG SA N/A 000000000 192800.00000000 NS 1794304.63000000 0.803256034265 Long EC CORP BR N 1 N N N Bank Rakyat Indonesia Persero Tbk PT 254900HB6S4B12GBNP64 000000000 11897000.00000000 NS 2523479.87000000 1.129685784139 Long EC CORP ID N 1 N N N Airports of Thailand PCL 5299006VS4CU6LW0TY22 000000000 1772500.00000000 NS 3469586.67000000 1.553229246856 Long EC CORP TH N 2 N N N Ping An Insurance Group Co of China Ltd 529900M9MC28JLN35U89 000000000 789000.00000000 NS 7889491.00000000 3.531887031376 Long EC CORP CN N 1 N N N Grupo Aeroportuario del Pacifico SAB de CV 4469000001BZ368XFI90 000000000 422200.00000000 NS 3047768.02000000 1.364393766908 Long EC CORP MX N 1 N N N 2020-07-15 WILLIAM BLAIR FUNDS John Raczek John Raczek Principal Financial Officer