WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC Q2 2021 Filing
Filed August 12, 2021
Portfolio Value
$31.9T
Holdings
465
Report Date
Q2 2021
Filing Type
13F-HR
All Holdings (465 positions)
| # | Stock | Shares | Value | % Portfolio | Type |
|---|---|---|---|---|---|
| 1 | TSMTAIWAN SEMICONDUCTOR MFG LTD | 10,834,733 | $1.3T | 4.09% | |
| 2 | SPYSPDR S&P 500 ETF TR | 1,299,860 | $556.4B | 1.75% | |
| 3 | MSFTMICROSOFT CORP | 1,962,805 | $531.7B | 1.67% | |
| 4 | AMZNAMAZON COM INC | 127,552 | $438.8B | 1.38% | |
| 5 | BWXTBWX TECHNOLOGIES INC | 7,355,391 | $427.5B | 1.34% | |
| 6 | MLB1MERCADOLIBRE INC | 269,527 | $419.9B | 1.32% | |
| 7 | HZNPHORIZON THERAPEUTICS PUB L | 4,393,687 | $411.4B | 1.29% | |
| 8 | SESEA LTD | 1,480,104 | $406.4B | 1.28% | |
| 9 | BCOBRINKS CO | 5,253,237 | $403.7B | 1.27% | |
| 10 | GOOGLALPHABET INC | 158,841 | $387.9B | 1.22% | |
| 11 | CNRCANADIAN NATL RY CO | 3,628,682 | $382.8B | 1.20% | |
| 12 | AZTABROOKS AUTOMATION INC NEW | 3,812,057 | $363.2B | 1.14% | |
| 13 | CRLCHARLES RIV LABS INTL INC | 978,478 | $362.0B | 1.14% | |
| 14 | BLDRBUILDERS FIRSTSOURCE INC | 8,423,997 | $359.4B | 1.13% | |
| 15 | CCKCROWN HLDGS INC | 3,402,062 | $347.7B | 1.09% | |
| 16 | EEFTEURONET WORLDWIDE INC | 2,541,016 | $343.9B | 1.08% | |
| 17 | AXONAXON ENTERPRISE INC | 1,926,401 | $340.6B | 1.07% | |
| 18 | MLMMARTIN MARIETTA MATLS INC | 968,012 | $340.6B | 1.07% | |
| 19 | GNRCGENERAC HLDGS INC | 813,574 | $337.8B | 1.06% | |
| 20 | DTDYNATRACE INC | 5,712,232 | $333.7B | 1.05% | |
| 21 | NSYNICE LTD | 1,328,509 | $328.7B | 1.03% | |
| 22 | TREXTREX CO INC | 3,134,136 | $320.3B | 1.01% | |
| 23 | BFAMBRIGHT HORIZONS FAM SOL IN D | 2,131,955 | $313.6B | 0.98% | |
| 24 | EHCENCOMPASS HEALTH CORP | 3,957,368 | $308.8B | 0.97% | |
| 25 | PSTGPURE STORAGE INC | 15,706,793 | $306.8B | 0.96% | |
| 26 | TECHBIO-TECHNE CORP | 680,979 | $306.6B | 0.96% | |
| 27 | HQYHEALTHEQUITY INC | 3,727,613 | $300.0B | 0.94% | |
| 28 | ACHCACADIA HEALTHCARE COMPANY IN | 4,726,796 | $296.6B | 0.93% | |
| 29 | CCOCAMECO CORP | 15,414,574 | $295.7B | 0.93% | |
| 30 | NBISYANDEX N V | 4,135,772 | $292.6B | 0.92% | |
| 31 | ABMDEURABIOMED INC | 932,573 | $291.1B | 0.91% | |
| 32 | DENEURDENBURY INC | 3,719,598 | $285.6B | 0.90% | |
| 33 | MAMASTERCARD INCORPORATED | 771,019 | $281.5B | 0.88% | |
| 34 | LULULULULEMON ATHLETICA INC | 746,332 | $272.4B | 0.85% | |
| 35 | LYVLIVE NATION ENTERTAINMENT IN | 3,079,663 | $269.7B | 0.85% | |
| 36 | FOXFFOX FACTORY HLDG CORP | 1,625,709 | $253.1B | 0.79% | |
| 37 | PYPLPAYPAL HLDGS INC | 839,537 | $244.7B | 0.77% | |
| 38 | RYAAYRYANAIR HOLDINGS PLC | 2,253,753 | $243.9B | 0.77% | |
| 39 | BURLBURLINGTON STORES INC | 739,099 | $238.0B | 0.75% | |
| 40 | GWREGUIDEWIRE SOFTWARE INC | 2,073,722 | $233.8B | 0.73% | |
| 41 | RBAGBPRITCHIE BROS AUCTIONEERS | 3,923,307 | $232.6B | 0.73% | |
| 42 | MRCYMERCURY SYS INC | 3,385,827 | $224.4B | 0.70% | |
| 43 | WHWYNDHAM HOTELS & RESORTS INC | 3,090,470 | $223.4B | 0.70% | |
| 44 | MMSIMERIT MED SYS INC | 3,437,318 | $222.3B | 0.70% | |
| 45 | ALRMALARM COM HLDGS INC | 2,619,619 | $221.9B | 0.70% | |
| 46 | HALOHALOZYME THERAPEUTICS INC | 4,882,486 | $221.7B | 0.70% | |
| 47 | TXG10X GENOMICS INC | 1,126,207 | $220.5B | 0.69% | |
| 48 | GDDYGODADDY INC | 2,505,218 | $217.9B | 0.68% | |
| 49 | JXC1J2 GLOBAL INC | 1,557,357 | $214.2B | 0.67% | |
| 50 | PODDINSULET CORP | 778,886 | $213.8B | 0.67% | |
| 51 | TEAMATLASSIAN CORP PLC | 827,956 | $212.7B | 0.67% | |
| 52 | ZNGAEURZYNGA INC | 19,975,793 | $212.3B | 0.67% | |
| 53 | VRNSVARONIS SYS INC | 3,667,772 | $211.3B | 0.66% | |
| 54 | ARESARES MANAGEMENT CORPORATION | 3,282,854 | $208.8B | 0.66% | |
| 55 | AZPNUSDASPEN TECHNOLOGY INC | 1,516,682 | $208.6B | 0.65% | |
| 56 | WEAWESTERN ALLIANCE BANCORP | 2,224,590 | $206.6B | 0.65% | |
| 57 | CABOCABLE ONE INC | 107,373 | $205.4B | 0.64% | |
| 58 | AVLRUSDAVALARA INC | 1,261,946 | $204.2B | 0.64% | |
| 59 | GLOBGLOBANT S A | 918,219 | $201.3B | 0.63% | |
| 60 | EYENATIONAL VISION HLDGS INC | 3,866,549 | $197.7B | 0.62% | |
| 61 | ZEN1EURZENDESK INC | 1,363,110 | $196.8B | 0.62% | |
| 62 | HDBHDFC BANK LTD | 2,656,650 | $194.2B | 0.61% | |
| 63 | VIRTVIRTU FINL INC | 7,022,489 | $194.0B | 0.61% | |
| 64 | UNHUNITEDHEALTH GROUP INC | 474,003 | $189.8B | 0.60% | |
| 65 | PENPENUMBRA INC | 690,700 | $189.3B | 0.59% | |
| 66 | RSTEM INC | 5,240,740 | $188.7B | 0.59% | |
| 67 | ENQENTEGRIS INC | 1,522,366 | $187.2B | 0.59% | |
| 68 | RVLVREVOLVE GROUP INC | 2,654,967 | $182.9B | 0.57% | |
| 69 | GKDGRAND CANYON ED INC | 2,012,454 | $181.1B | 0.57% | |
| 70 | AMEDAMEDISYS INC | 734,573 | $179.9B | 0.56% | |
| 71 | PEGAPEGASYSTEMS INC | 1,281,078 | $178.3B | 0.56% | |
| 72 | ADBEADOBE SYSTEMS INCORPORATED | 304,281 | $178.2B | 0.56% | |
| 73 | —NATIONAL INSTRS CORP | 4,196,616 | $177.4B | 0.56% | |
| 74 | FSVFIRSTSERVICE CORP NEW | 1,027,856 | $176.0B | 0.55% | |
| 75 | HELEHELEN OF TROY LTD | 770,358 | $175.7B | 0.55% | |
| 76 | SERVUSDTERMINIX GLOBAL HOLDINGS INC | 3,609,371 | $172.2B | 0.54% | |
| 77 | CRMSALESFORCE COM INC | 703,094 | $171.7B | 0.54% | |
| 78 | BJBJS WHSL CLUB HLDGS INC | 3,501,494 | $166.6B | 0.52% | |
| 79 | LGNDLIGAND PHARMACEUTICALS INC | 1,246,452 | $163.5B | 0.51% | |
| 80 | NKENIKE INC | 1,046,553 | $161.7B | 0.51% | |
| 81 | LECOLINCOLN ELEC HLDGS INC | 1,226,893 | $161.6B | 0.51% | |
| 82 | VCYTVERACYTE INC | 4,038,841 | $161.5B | 0.51% | |
| 83 | —LESLIES INC | 5,855,447 | $161.0B | 0.51% | |
| 84 | —FIRSTCASH INC | 1,958,522 | $149.7B | 0.47% | |
| 85 | ELLAUDER ESTEE COS INC | 466,861 | $148.5B | 0.47% | |
| 86 | INSPINSPIRE MED SYS INC | 761,475 | $147.2B | 0.46% | |
| 87 | IM8NINSMED INC | 5,026,184 | $143.0B | 0.45% | |
| 88 | —CREE INC | 1,429,025 | $139.9B | 0.44% | |
| 89 | TFXTELEFLEX INCORPORATED | 342,091 | $137.4B | 0.43% | |
| 90 | 1GSNNOVANTA INC | 1,003,925 | $135.3B | 0.42% | |
| 91 | CERTCERTARA INC | 4,772,766 | $135.2B | 0.42% | |
| 92 | ZTSZOETIS INC | 712,430 | $132.8B | 0.42% | |
| 93 | CPRTCOPART INC | 1,006,714 | $132.7B | 0.42% | |
| 94 | ICLRICON PLC | 633,067 | $130.9B | 0.41% | |
| 95 | NFENEW FORTRESS ENERGY INC | 3,435,074 | $130.1B | 0.41% | |
| 96 | WKWORKIVA INC | 1,154,294 | $128.5B | 0.40% | |
| 97 | TMETENCENT MUSIC ENTMT GROUP | 8,170,644 | $126.5B | 0.40% | |
| 98 | CELHCELSIUS HLDGS INC | 1,571,285 | $119.6B | 0.38% | |
| 99 | HEIHEICO CORP NEW | 927,931 | $115.2B | 0.36% | |
| 100 | HHR1USDHEADHUNTER GROUP PLC | 2,663,974 | $112.9B | 0.35% |
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