Dark
Light
System
Institutional Investment Manager
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC (CIK: 0001644956). Institutional holdings reported to the SEC.

Institutional Holdings (2016Q4)
Portfolio Summary: 434 holdings with a total value of $25,044,531,000.
#
Name
Shares
Value ($)
%
Options
Notes
101 UNIVERSAL ELECTRS INC 1,294,201 83,541,000 0.33%
102 SPDR SERIES TRUST 2,284,100 83,255,000 0.33%
103 DOLLARAMA INC 1,126,873 82,668,000 0.33%
104 TAKE-TWO INTERACTIVE SOFTWAR 1,655,142 81,582,000 0.33%
105 FIRSTSERVICE CORP NEW 1,704,437 80,927,000 0.32%
106 ISHARES TR 768,491 80,615,000 0.32%
107 YANDEX N V 3,975,934 80,036,000 0.32%
108 FIRSTCASH INC 1,684,580 79,175,000 0.32%
109 DEVRY EDUCATION 2,532,065 79,000,000 0.32%
110 EXACT SCIENCES CORP 5,891,327 78,708,000 0.31%
111 IBERIABANK CORP COM 931,029 77,974,000 0.31%
112 EQUIFAX INC 654,513 77,383,000 0.31%
113 2U, Inc. 2,551,329 76,923,000 0.31%
114 MARTIN MARIETTA MATLS INC 345,680 76,578,000 0.31%
115 ICON PLC 1,004,249 75,520,000 0.30%
116 TORO CO 1,347,463 75,391,000 0.30%
117 MERCADOLIBRE INC 472,262 73,739,000 0.29%
118 INTACT FINANCIAL CORP 1,022,952 73,305,000 0.29%
119 FACTSET RESH SYS INC 436,847 71,394,000 0.29%
120 ACCENTURE PLC IRELAND 590,278 69,139,000 0.28%
121 GLAUKOS CORP 1,959,774 67,220,000 0.27%
122 LOWES COS INC 919,120 65,368,000 0.26%
123 JPMORGAN CHASE & CO 753,642 65,032,000 0.26%
124 BLACKROCK INC 170,458 64,866,000 0.26%
125 AMEDISYS INC COM 1,509,937 64,369,000 0.26%
126 WNS HOLDINGS LTD 2,271,416 62,578,000 0.25%
127 FOMENTO ECONOMICO MEXICANO S 818,723 62,395,000 0.25%
128 BORGWARNER INC 1,529,581 60,327,000 0.24%
129 NASDAQ OMX GROUP 894,016 60,006,000 0.24%
130 ENCORE CAP GROUP INC 2,088,649 59,840,000 0.24%
131 EDWARDS LIFESCIENCES CORP 635,484 59,545,000 0.24%
132 CBOE HLDGS INC 802,023 59,261,000 0.24%
133 TAL ED GROUP 784,146 55,008,000 0.22%
134 BLUE BUFFALO PET PRODS INC 2,233,215 53,686,000 0.21%
135 JONES LANG LASALLE 531,180 53,670,000 0.21%
136 DENTSPLY SIRONA INC 926,724 53,500,000 0.21%
137 GOLDMAN SACHS GROUP INC 222,654 53,315,000 0.21%
138 SELECT SECTOR SPDR TR 1,049,800 50,989,000 0.20%
139 ISHARES TR 461,515 50,868,000 0.20%
140 EAST WEST BANCORP INC 963,185 48,959,000 0.20%
141 CARRIZO OIL & GAS INC 1,310,525 48,948,000 0.20%
142 CEMEX SAB DE CV 6,068,124 48,727,000 0.19%
143 SITEONE LANDSCAPE SUPPLY INC 1,402,258 48,700,000 0.19%
144 BROADCOM LTD 273,702 48,382,000 0.19%
145 NIKE INC 915,900 46,555,000 0.19%
146 Pandora Media Inc 3,567,494 46,520,000 0.19%
147 MONSTER BEVERAGE CORP NEW 1,042,834 46,239,000 0.18%
148 PANERA BREAD CO 222,920 45,719,000 0.18%
149 CONCHO RESOURCES 333,906 44,276,000 0.18%
150 CABLE ONE INC 71,180 44,255,000 0.18%
Page 3 of 9

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001144204-17-008319, filed 2017.02.14).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.