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

Institutional Holdings (2016Q2)
Portfolio Summary: 451 holdings with a total value of $25,296,242,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 TAIWAN SEMICONDUCTOR MFG LTD 20,394,006 534,935,000 2.11%
2 SPDR S&P 500 ETF TR 1,998,124 418,557,000 1.65%
3 DOLLAR GEN CORP NEW 3,990,418 375,099,000 1.48%
4 MEDNAX INC 5,061,763 366,623,000 1.45%
5 COSTAR GROUP 1,554,321 339,868,000 1.34%
6 ISHARES TR 3,268,900 337,449,000 1.33%
7 VANTIV INC 5,708,103 323,079,000 1.28%
8 GUIDEWIRE SOFTWARE INC 5,136,907 317,255,000 1.25%
9 AMBEV SA 53,076,255 313,681,000 1.24%
10 TRANSDIGM GROUP INC COM 1,150,408 303,351,000 1.20%
11 CENTENE CORP DEL 4,192,605 299,226,000 1.18%
12 AMAZON COM INC 400,946 286,925,000 1.13%
13 NETEASE INC 1,408,420 272,135,000 1.08%
14 CERNER CORP 4,587,319 268,817,000 1.06%
15 ALPHABET INC 381,163 268,160,000 1.06%
16 OLD DOMINION FREIGHT LINE IN 4,400,898 265,418,000 1.05%
17 TORONTO DOMINION BK ONT 6,188,665 264,534,000 1.05%
18 NXP SEMICONDUCTORS N V 3,332,298 261,052,000 1.03%
19 BROOKFIELD ASSET MGMT INC 7,642,046 252,722,000 1.00%
20 AFFILIATED MANAGERS GROUP 1,791,555 252,197,000 1.00%
21 AKAMAI TECH 4,428,561 247,689,000 0.98%
22 INTERCONTINENTAL EXCHANGE IN 965,665 247,172,000 0.98%
23 SBA COMMUNICATIONS CORPORATION 2,249,797 242,843,000 0.96%
24 SIX FLAGS ENTMT CORP NEW 4,174,239 241,897,000 0.96%
25 CREDICORP LTD 1,542,685 238,083,000 0.94%
26 SIGNATURE BANK 1,850,869 231,211,000 0.91%
27 BOOZ ALLEN HAMILTON HLDG COR 7,741,497 229,458,000 0.91%
28 NEWELL BRANDS 4,665,803 226,618,000 0.90%
29 SUNCOR ENERGY INC NEW 8,207,337 226,497,000 0.90%
30 METTLER-TOLEDO 617,746 225,428,000 0.89%
31 BRISTOL MYERS SQUIBB CO 3,045,444 223,992,000 0.89%
32 RED HAT INC 2,925,029 212,357,000 0.84%
33 ISHARES TR 1,714,100 210,380,000 0.83%
34 ALIGN TECHNOLOGY INC 2,559,238 206,147,000 0.81%
35 MAXIMUS INC 3,719,114 205,927,000 0.81%
36 TRACTOR SUPPLY CO 2,150,617 196,093,000 0.78%
37 MICROSOFT CORP 3,824,475 195,698,000 0.77%
38 HDFC BANK LTD 2,905,335 192,769,000 0.76%
39 FACEBOOK INC 1,680,454 192,042,000 0.76%
40 BALL CORP 2,615,210 189,054,000 0.75%
41 VERISK ANALYTICS INC 2,316,835 187,849,000 0.74%
42 CSRA INC 7,922,581 185,626,000 0.73%
43 O REILLY AUTOMOTIVE INC NEW 673,760 182,656,000 0.72%
44 IDEXX LAB 1,932,994 179,498,000 0.71%
45 MASTERCARD INCORPORATED 2,036,808 179,361,000 0.71%
46 ENBRIDGE INC 4,232,517 178,367,000 0.71%
47 ZOETIS INC 3,713,151 176,226,000 0.70%
48 SALLY BEAUTY HLDGS INC COM 5,879,150 172,906,000 0.68%
49 WILLIS TOWERS WATSON PLC LTD SHS 1,380,642 171,628,000 0.68%
50 TEVA PHARMACEUTICAL INDS LTD 3,357,060 168,625,000 0.67%
Page 1 of 10

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001144204-16-116968, filed 2016.08.08).

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.