WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC Q1 2019 Filing
Filed May 10, 2019
Portfolio Value
$23.8B
Holdings
406
Report Date
Q1 2019
Filing Type
13F-HR
All Holdings (406 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | BABAALIBABA GROUP HLDG LTD | 5,875,282 | $1.1T | 4510.99% | |
| 2 | TSMTAIWAN SEMICONDUCTOR MFG LTD | 16,414,883 | $672.3B | 2829.39% | |
| 3 | SPYSPDR S&P 500 ETF TR | 2,070,600 | $584.9B | 2461.50% | |
| 4 | CPRTCOPART INC | 6,662,679 | $403.7B | 1698.89% | |
| 5 | CSGPCOSTAR GROUP INC | 836,498 | $390.2B | 1641.94% | |
| 6 | BAMBROOKFIELD ASSET MGMT INC | 7,352,499 | $343.0B | 1443.45% | |
| 7 | BAHBOOZ ALLEN HAMILTON HLDG COR | 5,790,318 | $336.6B | 1416.75% | |
| 8 | RCI/BROGERS COMMUNICATIONS INC | 6,079,884 | $327.0B | 1376.25% | |
| 9 | EEFTEURONET WORLDWIDE INC | 2,220,442 | $316.6B | 1332.43% | |
| 10 | BWXTBWX TECHNOLOGIES INC | 6,352,778 | $315.0B | 1325.52% | |
| 11 | CNRCANADIAN NATL RY CO | 3,431,077 | $307.2B | 1292.68% | |
| 12 | BALLBALL CORP | 5,045,887 | $292.0B | 1228.66% | |
| 13 | VEEVVEEVA SYS INC | 2,235,625 | $283.6B | 1193.54% | |
| 14 | PSTGPURE STORAGE INC | 12,650,885 | $275.7B | 1160.10% | |
| 15 | BURLBURLINGTON STORES INC | 1,698,826 | $266.2B | 1120.15% | |
| 16 | TDTORONTO DOMINION BK ONT | 4,806,854 | $260.9B | 1098.05% | |
| 17 | LYVLIVE NATION ENTERTAINMENT IN | 4,086,320 | $259.6B | 1092.69% | |
| 18 | BAPCREDICORP LTD | 1,014,509 | $243.4B | 1024.45% | |
| 19 | RG6ROGERS CORP | 1,514,044 | $240.6B | 1012.33% | |
| 20 | DPZDOMINOS PIZZA INC | 911,602 | $235.3B | 990.17% | |
| 21 | CBOECBOE GLOBAL MARKETS INC | 2,451,752 | $234.0B | 984.74% | |
| 22 | TFXTELEFLEX INC | 772,725 | $233.5B | 982.60% | |
| 23 | ATGEADTALEM GLOBAL ED INC | 4,784,473 | $221.6B | 932.65% | |
| 24 | MTNVAIL RESORTS INC | 990,320 | $215.2B | 905.63% | |
| 25 | TRUTRANSUNION | 3,167,806 | $211.7B | 891.07% | |
| 26 | CHKPCHECK POINT SOFTWARE TECH LT | 1,651,678 | $208.9B | 879.22% | |
| 27 | AMZNAMAZON COM INC | 116,800 | $208.0B | 875.31% | |
| 28 | EHCENCOMPASS HEALTH CORP | 3,543,320 | $206.9B | 870.84% | |
| 29 | HTHTHUAZHU GROUP LTD | 4,903,492 | $206.6B | 869.55% | |
| 30 | GKDGRAND CANYON ED INC | 1,785,701 | $204.5B | 860.53% | |
| 31 | PODDINSULET CORP | 2,144,988 | $204.0B | 858.37% | |
| 32 | MLMMARTIN MARIETTA MATLS INC | 1,005,058 | $202.2B | 850.93% | |
| 33 | MIDDMIDDLEBY CORP | 1,507,330 | $196.0B | 824.83% | |
| 34 | GKOSGLAUKOS CORP | 2,465,432 | $193.2B | 813.13% | |
| 35 | HEIHEICO CORP NEW | 2,259,747 | $190.0B | 799.40% | |
| 36 | HDBHDFC BANK LTD | 1,599,678 | $185.4B | 780.19% | |
| 37 | TDYTELEDYNE TECHNOLOGIES INC | 780,383 | $185.0B | 778.38% | |
| 38 | GOOGLALPHABET INC | 157,085 | $184.9B | 778.01% | |
| 39 | —HORIZON PHARMA PLC | 6,942,357 | $183.5B | 772.18% | |
| 40 | EWBCEAST WEST BANCORP INC | 3,757,889 | $180.3B | 758.63% | |
| 41 | TREXTREX CO INC | 2,864,456 | $176.2B | 741.61% | |
| 42 | GDDYGODADDY INC | 2,311,832 | $173.8B | 731.53% | |
| 43 | NTESNETEASE INC | 691,360 | $166.9B | 702.48% | |
| 44 | CTLTEURCATALENT INC | 4,086,922 | $165.9B | 698.12% | |
| 45 | WEXWEX INC | 859,569 | $165.0B | 694.51% | |
| 46 | AZPNUSDASPEN TECHNOLOGY INC | 1,582,680 | $165.0B | 694.43% | |
| 47 | —FIRSTCASH INC | 1,906,913 | $164.9B | 694.16% | |
| 48 | JXC1J2 GLOBAL INC | 1,836,845 | $159.1B | 669.43% | |
| 49 | IWDISHARES TR | 1,223,090 | $151.0B | 635.63% | |
| 50 | CECELANESE CORP DEL | 1,469,476 | $144.9B | 609.82% | |
| 51 | —PORTOLA PHARMACEUTICALS INC | 4,154,870 | $144.2B | 606.74% | |
| 52 | UNHUNITEDHEALTH GROUP INC | 573,035 | $141.7B | 596.28% | |
| 53 | GWREGUIDEWIRE SOFTWARE INC | 1,448,946 | $140.8B | 592.46% | |
| 54 | LWLAMB WESTON HLDGS INC | 1,866,540 | $139.9B | 588.66% | |
| 55 | HCSGHEALTHCARE SVCS GRP INC | 4,203,079 | $138.7B | 583.53% | |
| 56 | MAMASTERCARD INC | 576,436 | $135.7B | 571.17% | |
| 57 | NSYNICE LTD | 1,106,946 | $135.6B | 570.70% | |
| 58 | MSFTMICROSOFT CORP | 1,117,106 | $131.8B | 554.46% | |
| 59 | SABRSABRE CORP | 6,107,374 | $130.6B | 549.77% | |
| 60 | GWRUSDGENESEE & WYO INC | 1,480,785 | $129.0B | 543.03% | |
| 61 | FSVFIRSTSERVICE CORP NEW | 1,441,060 | $128.7B | 541.80% | |
| 62 | EXASEXACT SCIENCES CORP | 1,417,867 | $122.8B | 516.86% | |
| 63 | RBAGBPRITCHIE BROS AUCTIONEERS | 3,558,623 | $121.0B | 509.18% | |
| 64 | —2U INC | 1,605,992 | $113.8B | 478.85% | |
| 65 | DC4DEXCOM INC | 939,657 | $111.9B | 470.97% | |
| 66 | LGNDLIGAND PHARMACEUTICALS INC | 887,642 | $111.6B | 469.59% | |
| 67 | WWAYFAIR INC | 750,968 | $111.5B | 469.15% | |
| 68 | NBISYANDEX N V | 3,212,410 | $110.3B | 464.24% | |
| 69 | RTN1USDRAYTHEON CO | 571,414 | $104.0B | 437.85% | |
| 70 | —CAMBREX CORP | 2,659,481 | $103.3B | 434.81% | |
| 71 | STESTERIS PLC | 803,400 | $102.9B | 432.87% | |
| 72 | ELLAUDER ESTEE COS INC | 617,962 | $102.3B | 430.53% | |
| 73 | —QIAGEN NV | 2,490,548 | $101.3B | 426.37% | |
| 74 | PENPENUMBRA INC | 686,813 | $101.0B | 424.91% | |
| 75 | TMETENCENT MUSIC ENTMT GROUP | 5,528,624 | $100.1B | 421.11% | |
| 76 | INGNINOGEN INC | 1,048,413 | $100.0B | 420.78% | |
| 77 | HGVHILTON GRAND VACATIONS INC | 3,237,969 | $99.9B | 420.38% | |
| 78 | VIRTVIRTU FINL INC | 4,093,199 | $97.2B | 409.11% | |
| 79 | ADBEADOBE INC | 354,504 | $94.5B | 397.57% | |
| 80 | CABOCABLE ONE INC | 95,033 | $93.3B | 392.49% | |
| 81 | ICEINTERCONTINENTAL EXCHANGE IN | 1,200,174 | $91.4B | 384.57% | |
| 82 | ECPGENCORE CAP GROUP INC | 3,342,262 | $91.0B | 383.00% | |
| 83 | ZTSZOETIS INC | 903,733 | $91.0B | 382.87% | |
| 84 | PYPLPAYPAL HLDGS INC | 866,974 | $90.0B | 378.87% | |
| 85 | CP.TOCANADIAN PAC RY LTD | 429,129 | $88.4B | 372.08% | |
| 86 | EWZISHARES INC | 2,093,240 | $85.8B | 361.09% | |
| 87 | WPWORLDPAY INC | 753,219 | $85.5B | 359.77% | |
| 88 | ULTAULTA BEAUTY INC | 241,106 | $84.1B | 353.85% | |
| 89 | JLLJONES LANG LASALLE INC | 522,404 | $80.5B | 338.96% | |
| 90 | MXLMAXLINEAR INC | 3,111,276 | $79.4B | 334.28% | |
| 91 | SITESITEONE LANDSCAPE SUPPLY INC | 1,340,641 | $76.6B | 322.44% | |
| 92 | ICLRICON PLC | 555,287 | $75.8B | 319.17% | |
| 93 | 1GSNNOVANTA INC | 891,021 | $75.5B | 317.72% | |
| 94 | AXTAAXALTA COATING SYS LTD | 2,917,662 | $73.6B | 309.54% | |
| 95 | —PARSLEY ENERGY INC | 3,793,100 | $73.2B | 308.08% | |
| 96 | GLOBGLOBANT S A | 1,004,844 | $71.7B | 301.93% | |
| 97 | TTCTORO CO | 1,041,831 | $71.7B | 301.83% | |
| 98 | —NATIONAL INSTRS CORP | 1,587,109 | $70.4B | 296.29% | |
| 99 | CIGICOLLIERS INTL GROUP INC | 1,041,494 | $69.5B | 292.61% | |
| 100 | IEMGISHARES INC | 1,290,800 | $66.7B | 280.90% |
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