WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC Q4 2018 Filing

Filed February 13, 2019

Portfolio Value

$20.1T

Holdings

404

Report Date

Q4 2018

Filing Type

13F-HR

All Holdings (404 positions)

#StockSharesValue% PortfolioType
1
BABAALIBABA GROUP HLDG LTD
5,135,751$704.0B3.50%
2
TSMTAIWAN SEMICONDUCTOR MFG LTD
16,411,862$605.8B3.01%
3
SPYSPDR S&P 500 ETF TR
2,257,850$564.3B2.80%
4
CPRTCOPART INC
6,711,495$320.7B1.59%
5
RCI/BROGERS COMMUNICATIONS INC
6,232,666$319.5B1.59%
6
CSGPCOSTAR GROUP INC
843,764$284.6B1.41%
7
BAHBOOZ ALLEN HAMILTON HLDG COR
5,906,680$266.2B1.32%
8
BAMBROOKFIELD ASSET MGMT INC
6,930,349$265.8B1.32%
9
BALLBALL CORP
5,584,534$256.8B1.28%
10
CNRCANADIAN NATL RY CO
3,309,915$245.3B1.22%
11
TDTORONTO DOMINION BK ONT
4,925,833$245.0B1.22%
12
CBOECBOE GLOBAL MARKETS INC
2,480,956$242.7B1.21%
13
BWXTBWX TECHNOLOGIES INC
6,339,165$242.3B1.20%
14
LYVLIVE NATION ENTERTAINMENT IN
4,840,275$238.4B1.18%
15
EEFTEURONET WORLDWIDE INC
2,236,609$229.0B1.14%
16
BAPCREDICORP LTD
1,027,174$227.7B1.13%
17
ATGEADTALEM GLOBAL ED INC
4,799,396$227.1B1.13%
18
EHCENCOMPASS HEALTH CORP
3,578,704$220.8B1.10%
19
VEEVVEEVA SYS INC
2,368,288$211.5B1.05%
20
MTNVAIL RESORTS INC
973,998$205.3B1.02%
21
TFXTELEFLEX INC
786,128$203.2B1.01%
22
IWDISHARES TR
1,692,000$187.9B0.93%
23
BURLBURLINGTON STORES INC
1,153,790$187.7B0.93%
24
DPZDOMINOS PIZZA INC
750,602$186.1B0.92%
25
HDBHDFC BANK LTD
1,693,880$175.5B0.87%
26
AMZNAMAZON COM INC
116,299$174.7B0.87%
27
MLMMARTIN MARIETTA MATLS INC
1,011,045$173.8B0.86%
28
GKDGRAND CANYON ED INC
1,755,206$168.7B0.84%
29
HCSGHEALTHCARE SVCS GRP INC
4,168,217$167.5B0.83%
30
GOOGLALPHABET INC
157,410$164.5B0.82%
31
TDYTELEDYNE TECHNOLOGIES INC
787,035$163.0B0.81%
32
TRUTRANSUNION
2,812,534$159.8B0.79%
33
PSTGPURE STORAGE INC
9,889,859$159.0B0.79%
34
MIDDMIDDLEBY CORP
1,527,407$156.9B0.78%
35
GDDYGODADDY INC
2,337,360$153.4B0.76%
36
SIXEURSIX FLAGS ENTMT CORP NEW
2,714,561$151.0B0.75%
37
DC4DEXCOM INC
1,255,622$150.4B0.75%
38
PODDINSULET CORP
1,854,198$147.1B0.73%
39
HEIHEICO CORP NEW
2,273,528$143.2B0.71%
40
RG6ROGERS CORP
1,441,688$142.8B0.71%
41
UNHUNITEDHEALTH GROUP INC
556,627$138.7B0.69%
42
GKOSGLAUKOS CORP
2,456,031$138.0B0.69%
43
FIRSTCASH INC
1,904,565$137.8B0.68%
44
NTESNETEASE INC
568,738$133.9B0.66%
45
CECELANESE CORP DEL
1,480,888$133.2B0.66%
46
LGNDLIGAND PHARMACEUTICALS INC
977,284$132.6B0.66%
47
EXASEXACT SCIENCES CORP
2,070,432$130.6B0.65%
48
HORIZON PHARMA PLC
6,672,792$130.4B0.65%
49
JXC1J2 GLOBAL INC
1,868,324$129.6B0.64%
50
SABRSABRE CORP
5,938,707$128.5B0.64%
51
CTLTEURCATALENT INC
4,091,357$127.6B0.63%
52
HTHTHUAZHU GROUP LTD
4,239,510$121.4B0.60%
53
GWREGUIDEWIRE SOFTWARE INC
1,506,233$120.8B0.60%
54
WEXWEX INC
853,439$119.5B0.59%
55
NSYNICE LTD
1,103,769$119.4B0.59%
56
MSFTMICROSOFT CORP
1,138,582$115.6B0.57%
57
RBAGBPRITCHIE BROS AUCTIONEERS
3,485,534$114.0B0.57%
58
NATIONAL INSTRS CORP
2,433,165$110.4B0.55%
59
VIRTVIRTU FINL INC
4,269,107$110.0B0.55%
60
GWRUSDGENESEE & WYO INC
1,481,154$109.6B0.54%
61
MAMASTERCARD INCORPORATED
570,439$107.6B0.53%
62
FTNTFORTINET INC
1,526,503$107.5B0.53%
63
EWZISHARES INC
2,761,000$105.5B0.52%
64
TREXTREX CO INC
1,693,911$100.6B0.50%
65
FSVFIRSTSERVICE CORP NEW
1,438,310$98.5B0.49%
66
AZPNUSDASPEN TECHNOLOGY INC
1,196,304$98.3B0.49%
67
WTWEURWEIGHT WATCHERS INTL INC NEW
2,535,824$97.8B0.49%
68
CAMBREX CORP
2,583,819$97.6B0.48%
69
HGVHILTON GRAND VACATIONS INC
3,575,904$94.4B0.47%
70
ICEINTERCONTINENTAL EXCHANGE IN
1,209,352$91.1B0.45%
71
JLLJONES LANG LASALLE INC
704,673$89.2B0.44%
72
QIAGEN NV
2,586,087$89.1B0.44%
73
NBISYANDEX N V
3,238,596$88.6B0.44%
74
RTN1USDRAYTHEON CO
558,276$85.6B0.43%
75
PENPENUMBRA INC
690,902$84.4B0.42%
76
IEMGISHARES INC
1,748,900$82.5B0.41%
77
WPWORLDPAY INC
1,053,889$80.5B0.40%
78
INGNINOGEN INC
646,263$80.2B0.40%
79
AXTAAXALTA COATING SYS LTD
3,388,304$79.4B0.39%
80
2U INC
1,595,146$79.3B0.39%
81
NUSNU SKIN ENTERPRISES INC
1,291,466$79.2B0.39%
82
ECPGENCORE CAP GROUP INC
3,342,853$78.6B0.39%
83
LWLAMB WESTON HLDGS INC
1,060,574$78.0B0.39%
84
SUSUNCOR ENERGY INC NEW
2,782,118$77.7B0.39%
85
ZTSZOETIS INC
908,203$77.7B0.39%
86
CABOCABLE ONE INC
93,577$76.7B0.38%
87
ADBEADOBE INC
338,677$76.6B0.38%
88
ELLAUDER ESTEE COS INC
585,732$76.2B0.38%
89
ICLRICON PLC
575,983$74.4B0.37%
90
SITESITEONE LANDSCAPE SUPPLY INC
1,337,523$73.9B0.37%
91
WSTWEST PHARMACEUTICAL SVSC INC
749,634$73.5B0.37%
92
EWBCEAST WEST BANCORP INC
1,615,060$70.3B0.35%
93
LULULULULEMON ATHLETICA INC
561,650$68.3B0.34%
94
ULTAULTA BEAUTY INC
268,175$65.7B0.33%
95
PARSLEY ENERGY INC
4,037,727$64.5B0.32%
96
TTCTORO CO
1,078,306$60.3B0.30%
97
PORTOLA PHARMACEUTICALS INC
2,932,813$57.2B0.28%
98
CIGICOLLIERS INTL GROUP INC
1,035,861$57.0B0.28%
99
LQDISHARES TR
500,600$56.5B0.28%
100
1GSNNOVANTA INC
896,421$56.5B0.28%
Page 1 of 5Next