William Blair $ Company

Latest statistics and disclosures from Blair William & Co's latest quarterly 13F-HR filing:

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Portfolio Holdings for Blair William & Co

Companies in the Blair William & Co portfolio as of the March 2021 quarterly 13F filing

Blair William & Co has 1856 total positions. Only the first 250 positions are shown.

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Microsoft Corporation (MSFT) 3.3 $866M -8% 3.7M 235.77
Apple (AAPL) 3.1 $830M -33% 6.8M 122.15
Amazon (AMZN) 3.0 $808M -15% 261k 3094.08
IDEXX Laboratories (IDXX) 2.6 $680M -5% 1.4M 489.31
Paypal Holdings (PYPL) 2.0 $541M -9% 2.2M 242.84
Visa Com Cl A (V) 1.9 $501M -8% 2.4M 211.73
Veeva Sys Cl A Com (VEEV) 1.8 $485M 1.9M 261.24
Dex (DXCM) 1.6 $427M +9% 1.2M 359.39
Mastercard Incorporated Cl A (MA) 1.6 $426M 1.2M 356.05
Alphabet Cap Stk Cl C (GOOG) 1.5 $411M -16% 199k 2068.63
Starbucks Corporation (SBUX) 1.5 $407M -2% 3.7M 109.27
Zoetis Cl A (ZTS) 1.4 $383M -3% 2.4M 157.48
Danaher Corporation (DHR) 1.4 $360M 1.6M 225.08
Workday Cl A (WDAY) 1.3 $347M +3% 1.4M 248.43

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Docusign (DOCU) 1.3 $336M -5% 1.7M 202.45
Adobe Systems Incorporated (ADBE) 1.2 $327M -9% 689k 475.37
Fiserv (FISV) 1.2 $311M +6% 2.6M 119.04
Ecolab (ECL) 1.1 $288M +6% 1.3M 214.07
Alphabet Cap Stk Cl A (GOOGL) 0.9 $251M 122k 2062.51
JPMorgan Chase & Co. (JPM) 0.9 $250M 1.6M 152.23
CarMax (KMX) 0.9 $246M +47% 1.9M 132.66
salesforce (CRM) 0.9 $236M 1.1M 211.87
CoStar (CSGP) 0.8 $216M 263k 821.89
Spdr S&p 500 Etf Tr Tr Unit (SPY) 0.8 $208M -5% 524k 396.33
Abbott Laboratories (ABT) 0.8 $203M -5% 1.7M 119.84
Intercontinental Exchange (ICE) 0.8 $201M 1.8M 111.68
Walt Disney Company (DIS) 0.7 $194M +5% 1.1M 184.52
Home Depot (HD) 0.7 $193M 632k 305.25
Stryker Corporation (SYK) 0.7 $187M +3% 769k 243.58
Fastenal Company (FAST) 0.7 $180M 3.6M 50.28
Tyler Technologies (TYL) 0.7 $174M 410k 424.53
Intuit (INTU) 0.7 $173M 452k 383.06
Accenture Plc Ireland Shs Class A (ACN) 0.6 $171M 620k 276.25
American Tower Reit (AMT) 0.6 $169M +5% 708k 239.06
Pool Corporation (POOL) 0.6 $165M +16% 479k 345.24
Facebook Cl A (FB) 0.6 $160M -11% 544k 294.53
Copart (CPRT) 0.6 $153M 1.4M 108.61
Johnson & Johnson (JNJ) 0.6 $153M 928k 164.35
Costco Wholesale Corporation (COST) 0.6 $152M +10% 431k 352.48
Verisk Analytics (VRSK) 0.6 $148M 835k 176.69
Watsco, Incorporated (WSO) 0.6 $147M 564k 260.75
Lululemon Athletica (LULU) 0.5 $138M +10% 451k 306.71
Twilio Cl A (TWLO) 0.5 $133M -4% 391k 340.76
Progressive Corporation (PGR) 0.5 $133M +9% 1.4M 95.61
Abbvie (ABBV) 0.5 $132M 1.2M 108.22
Abiomed (ABMD) 0.5 $129M 404k 318.73
Aon Shs Cl A (AON) 0.5 $128M +33% 555k 230.11
UnitedHealth (UNH) 0.5 $124M 333k 372.07
Okta Cl A (OKTA) 0.5 $121M +3% 549k 220.43
Teladoc (TDOC) 0.4 $119M -11% 652k 181.75
Procter & Gamble Company (PG) 0.4 $115M 848k 135.43
Chewy Cl A (CHWY) 0.4 $114M -7% 1.3M 84.71
Guidewire Software (GWRE) 0.4 $112M -2% 1.1M 101.63
Illinois Tool Works (ITW) 0.4 $109M 494k 221.52
TransDigm Group Incorporated (TDG) 0.4 $109M 185k 587.92
Fortive (FTV) 0.4 $108M -16% 1.5M 70.64
Union Pacific Corporation (UNP) 0.4 $106M 482k 220.41
Vanguard Tax-managed Intl Ftse Dev Mkt Etf (VEA) 0.4 $104M 2.1M 49.11
Amphenol Corp Cl A (APH) 0.4 $103M +95% 1.6M 65.97
Wal-Mart Stores (WMT) 0.4 $100M 733k 135.83
Ametek (AME) 0.4 $98M +2% 769k 127.73
EXACT Sciences Corporation (EXAS) 0.4 $96M +5% 725k 131.78
Ishares Tr Core S&p500 Etf (IVV) 0.4 $94M -3% 236k 397.82
Activision Blizzard (ATVI) 0.4 $93M 1.0M 93.00
stock (SPLK) 0.3 $92M +2% 681k 135.48
Cintas Corporation (CTAS) 0.3 $92M +3% 268k 341.31
Bristol Myers Squibb (BMY) 0.3 $90M +2% 1.4M 63.13
Vanguard Specialized Funds Div App Etf (VIG) 0.3 $88M -44% 597k 147.08
Trex Company (TREX) 0.3 $87M 953k 91.54
Servicenow (NOW) 0.3 $87M -5% 174k 500.11
Coupa Software (COUP) 0.3 $86M +8% 340k 254.48
Kornit Digital SHS (KRNT) 0.3 $86M -3% 864k 99.12
Goosehead Ins Com Cl A (GSHD) 0.3 $85M 792k 107.18
American Express Company (AXP) 0.3 $82M +37% 582k 141.44
Coca-Cola Company (KO) 0.3 $79M +53% 1.5M 52.71
Linde SHS (LIN) 0.3 $79M +6% 283k 280.14
Berkshire Hathaway Inc Del Cl B New (BRK.B) 0.3 $79M -14% 308k 255.47
McDonald's Corporation (MCD) 0.3 $76M +7% 337k 224.14
Nike CL B (NKE) 0.3 $75M -9% 568k 132.89
Microchip Technology (MCHP) 0.3 $75M -3% 485k 155.22
Edwards Lifesciences (EW) 0.3 $75M 896k 83.64
Vanguard Index Fds Growth Etf (VUG) 0.3 $75M -78% 290k 257.04
Square Cl A (SQ) 0.3 $72M -38% 319k 227.05
Alibaba Group Hldg Sponsored Ads (BABA) 0.3 $72M +2% 316k 226.73
Thermo Fisher Scientific (TMO) 0.3 $70M 154k 456.38
Zebra Technologies Corporati Cl A (ZBRA) 0.3 $70M -29% 144k 485.18
Blackstone Group Inc Com Cl A (BX) 0.3 $70M +4% 935k 74.53
Irhythm Technologies (IRTC) 0.3 $69M +134% 498k 138.86
Mccormick & Co Com Non Vtg (MKC) 0.3 $69M +11% 775k 89.16
Rockwell Automation (ROK) 0.3 $69M +21% 260k 265.44
Ringcentral Cl A (RNG) 0.3 $69M +18% 232k 297.88
Align Technology (ALGN) 0.3 $69M 127k 541.53
Atlassian Corp Cl A (TEAM) 0.3 $68M 324k 210.76
Boeing Company (BA) 0.3 $68M +7% 266k 254.72
General Dynamics Corporation (GD) 0.3 $67M 370k 181.56
Vanguard Intl Equity Index F Allwrld Ex Us (VEU) 0.2 $66M +16% 1.1M 60.68
Verizon Communications (VZ) 0.2 $66M -4% 1.1M 58.15
Netflix (NFLX) 0.2 $66M -2% 126k 521.66
Pepsi (PEP) 0.2 $66M -4% 463k 141.45
Intuitive Surgical Com New (ISRG) 0.2 $65M 88k 738.94
Trimble Navigation (TRMB) 0.2 $65M +99% 838k 77.79
NVIDIA Corporation (NVDA) 0.2 $65M -16% 122k 533.93
Yeti Hldgs (YETI) 0.2 $65M 897k 72.21
Roku Com Cl A (ROKU) 0.2 $64M -2% 197k 325.77
Ihs Markit SHS (INFO) 0.2 $64M +3% 662k 96.78
Scotts Miracle-gro Cl A (SMG) 0.2 $62M -39% 254k 244.97
Texas Instruments Incorporated (TXN) 0.2 $60M 315k 188.99
Lowe's Companies (LOW) 0.2 $59M -5% 312k 190.18
Oak Street Health (OSH) 0.2 $59M NEW 1.1M 54.27
Automatic Data Processing (ADP) 0.2 $59M -2% 313k 188.47
Ishares Tr Msci Eafe Etf (EFA) 0.2 $58M 759k 75.87
Uber Technologies (UBER) 0.2 $58M +26% 1.1M 54.51
Medtronic SHS (MDT) 0.2 $57M -2% 485k 118.13
Mercury Computer Systems (MRCY) 0.2 $57M +8% 806k 70.65
Rollins (ROL) 0.2 $57M +4% 1.6M 34.42
ResMed (RMD) 0.2 $56M +12% 290k 194.02
Wright Express (WEX) 0.2 $54M 260k 209.22
Sprout Social Com Cl A (SPT) 0.2 $53M +5% 922k 57.76
Eli Lilly & Co. (LLY) 0.2 $53M -6% 285k 186.82
Invesco Qqq Tr Unit Ser 1 (QQQ) 0.2 $53M -6% 166k 319.13
BlackRock (BLK) 0.2 $52M +5% 68k 753.96
Dolby Laboratories Com Cl A (DLB) 0.2 $51M -6% 516k 98.72
Pure Storage Cl A (PSTG) 0.2 $50M 2.3M 21.54
Merck & Co (MRK) 0.2 $49M -4% 636k 77.09
Ishares Tr Core S&p Us Vlu (IUSV) 0.2 $49M +29% 707k 68.90
Zoom Video Communications In Cl A (ZM) 0.2 $49M +18% 152k 321.29
Tesla Motors (TSLA) 0.2 $49M -31% 73k 667.93
Evolent Health Cl A (EVH) 0.2 $48M +3% 2.4M 20.20
Ishares Tr Russell 3000 Etf (IWV) 0.2 $48M 201k 237.23
Ishares Tr Russell 2000 Etf (IWM) 0.2 $47M -2% 214k 220.94
Gilead Sciences (GILD) 0.2 $47M +3% 730k 64.63
Hologic (HOLX) 0.2 $47M +6% 627k 74.38
3M Company (MMM) 0.2 $47M -4% 241k 192.68
O'reilly Automotive (ORLY) 0.2 $46M 91k 507.25
Chevron Corporation (CVX) 0.2 $46M +5% 441k 104.79
Ishares Msci Gbl Min Vol (ACWV) 0.2 $46M -2% 468k 98.66
Vanguard Index Fds Value Etf (VTV) 0.2 $46M +9% 350k 131.46
International Business Machines (IBM) 0.2 $45M -6% 341k 133.26
Mongodb Cl A (MDB) 0.2 $45M 170k 267.43
Intel Corporation (INTC) 0.2 $44M -8% 679k 64.00
Carvana Cl A (CVNA) 0.2 $43M 165k 262.40
Quidel Corporation (QDEL) 0.2 $43M 338k 127.93
Exelixis (EXEL) 0.2 $43M +22% 1.9M 22.59
Qualcomm (QCOM) 0.2 $43M +3% 323k 132.59
Honeywell International (HON) 0.2 $43M 196k 217.07
First Tr Exchange-traded Fst Low Oppt Eft (LMBS) 0.2 $42M -10% 831k 51.06
Pfizer (PFE) 0.2 $42M -2% 1.2M 36.23
Bank of America Corporation (BAC) 0.2 $41M +11% 1.1M 38.69
Arista Networks (ANET) 0.2 $40M 134k 301.89
Vanguard Scottsdale Fds Shrt Trm Corp Bd (VCSH) 0.1 $37M -4% 452k 82.50
United Parcel Service CL B (UPS) 0.1 $37M -2% 217k 169.99
Optimizerx Corp Com New (OPRX) 0.1 $37M -3% 752k 48.75
Berkshire Hathaway Inc Del Cl A (BRK.A) 0.1 $36M -2% 93.00 385698.92
West Pharmaceutical Services (WST) 0.1 $36M 127k 281.78
Ishares Tr Tips Bd Etf (TIP) 0.1 $35M 279k 125.50
Emerson Electric (EMR) 0.1 $35M -5% 382k 90.22
Check Point Software Tech Lt Ord (CHKP) 0.1 $34M -24% 307k 111.97
Ritchie Bros. Auctioneers Inco (RBA) 0.1 $34M +5% 579k 58.55
Blackline (BL) 0.1 $34M 313k 108.40
Live Nation Entertainment (LYV) 0.1 $33M +181% 393k 84.65
Crown Castle Intl (CCI) 0.1 $33M +2% 189k 172.13
Palo Alto Networks (PANW) 0.1 $32M +9% 101k 322.06
Ishares Tr Rus 1000 Val Etf (IWD) 0.1 $32M 212k 151.55
Cme (CME) 0.1 $32M -9% 155k 204.23
Deere & Company (DE) 0.1 $32M +24% 84k 374.14
Repay Hldgs Corp Com Cl A (RPAY) 0.1 $31M -19% 1.3M 23.48
Jones Lang LaSalle Incorporated (JLL) 0.1 $31M -2% 173k 179.04
W.W. Grainger (GWW) 0.1 $31M -12% 76k 400.93
Shopify Cl A (SHOP) 0.1 $30M 27k 1106.49
Americold Rlty Tr (COLD) 0.1 $30M -4% 786k 38.47
Paylocity Holding Corporation (PCTY) 0.1 $30M -6% 168k 179.83
Nextera Energy (NEE) 0.1 $30M +9% 391k 75.61
Ishares Tr Core Us Aggbd Et (AGG) 0.1 $29M -18% 256k 113.83
Paychex (PAYX) 0.1 $28M 288k 98.02
Colgate-Palmolive Company (CL) 0.1 $28M -2% 355k 78.83
Comcast Corp Cl A (CMCSA) 0.1 $28M -3% 516k 54.11
Vanguard Bd Index Fds Short Trm Bond (BSV) 0.1 $28M +17% 338k 82.19
At&t (T) 0.1 $27M -14% 898k 30.27
Caterpillar (CAT) 0.1 $27M +2% 115k 231.87
Spdr S&p Midcap 400 Etf Tr Utser1 S&pdcrp (MDY) 0.1 $27M 56k 476.04
Akamai Technologies (AKAM) 0.1 $26M -6% 260k 101.90
Ishares Tr Msci Emg Mkt Etf (EEM) 0.1 $26M +55% 492k 53.34
Pioneer Natural Resources (PXD) 0.1 $26M 165k 158.82
Spdr Gold Tr Gold Shs (GLD) 0.1 $26M -25% 164k 159.96
CVS Caremark Corporation (CVS) 0.1 $26M +9% 347k 75.23
Vanguard Index Fds S&p 500 Etf Shs (VOO) 0.1 $26M -11% 72k 364.31
Vanguard Intl Equity Index F Ftse Emr Mkt Etf (VWO) 0.1 $26M 499k 52.05
Marvell Technology Group Ord 0.1 $26M +52% 530k 48.98
Ishares Tr Core S&p Ttl Stk (ITOT) 0.1 $26M +2% 279k 91.60
SYSCO Corporation (SYY) 0.1 $26M +24% 323k 78.74
Cisco Systems (CSCO) 0.1 $25M -6% 490k 51.71
Micron Technology (MU) 0.1 $25M +4% 287k 88.21
Northern Trust Corporation (NTRS) 0.1 $25M -4% 239k 105.11
Ceridian Hcm Hldg (CDAY) 0.1 $25M +13% 295k 84.27
Cogent Communications Hldgs Com New (CCOI) 0.1 $25M +28% 356k 68.76
Phreesia (PHR) 0.1 $24M 466k 52.10
Exxon Mobil Corporation (XOM) 0.1 $24M -2% 429k 55.83
Slack Technologies Com Cl A (WORK) 0.1 $24M -32% 587k 40.63
Generac Holdings (GNRC) 0.1 $24M +78% 72k 327.45
Lauder Estee Cos Cl A (EL) 0.1 $24M 81k 290.85
Target Corporation (TGT) 0.1 $24M 119k 198.07
Goldman Sachs (GS) 0.1 $23M -25% 72k 327.00
Ishares Tr Rus 1000 Etf (IWB) 0.1 $23M -4% 105k 223.83
Redfin Corp (RDFN) 0.1 $23M 352k 66.59
Smartsheet Com Cl A (SMAR) 0.1 $23M +4% 366k 63.92
HEICO Corporation (HEI) 0.1 $23M 185k 125.80
Fidelity National Information Services (FIS) 0.1 $23M -4% 164k 140.61
Shake Shack Cl A (SHAK) 0.1 $23M -7% 203k 112.77
Spdr Dow Jones Indl Average Ut Ser 1 (DIA) 0.1 $23M +6% 69k 330.19
Dynavax Technologies Corp Com New (DVAX) 0.1 $22M +3% 2.3M 9.83
TreeHouse Foods (THS) 0.1 $22M +118% 422k 52.24
Ulta Salon, Cosmetics & Fragrance (ULTA) 0.1 $22M +27% 71k 309.17
Encompass Health Corp (EHC) 0.1 $22M 266k 81.90
Ishares Tr Esg Aw Msci Eafe (ESGD) 0.1 $22M 287k 75.90
Chipotle Mexican Grill (CMG) 0.1 $22M +10% 15k 1420.77
Planet Fitness Cl A (PLNT) 0.1 $21M 275k 77.30
Peloton Interactive Cl A Com (PTON) 0.1 $21M +3% 186k 112.44
Bill Com Holdings Ord (BILL) 0.1 $21M -11% 141k 145.50
Air Products & Chemicals (APD) 0.1 $20M 72k 281.34
Amgen (AMGN) 0.1 $20M -27% 80k 248.81
Booz Allen Hamilton Hldg Cor Cl A (BAH) 0.1 $20M 247k 80.53
Ishares Tr Rus 1000 Grw Etf (IWF) 0.1 $20M -4% 81k 243.05
Godaddy Cl A (GDDY) 0.1 $20M +40% 252k 77.62
Raytheon Technologies Corp (RTX) 0.1 $19M -2% 252k 77.27
Vanguard Index Fds Real Estate Etf (VNQ) 0.1 $18M -5% 199k 91.86
QuinStreet (QNST) 0.1 $18M 897k 20.30
Maravai Lifesciences Hldgs I Com Cl A (MRVI) 0.1 $18M +1444% 511k 35.64
Omni (OMC) 0.1 $18M -2% 241k 74.15
Astrazeneca Sponsored Adr (AZN) 0.1 $18M -21% 357k 49.72
Citigroup Com New (C) 0.1 $18M +18% 242k 72.75
Illumina (ILMN) 0.1 $17M +6% 45k 384.06
Cooper Cos Com New (COO) 0.1 $17M -34% 45k 384.09
Global Payments (GPN) 0.1 $17M +10% 85k 201.58
Vanguard Index Fds Mid Cap Etf (VO) 0.1 $17M 77k 221.34
Parker-Hannifin Corporation (PH) 0.1 $17M -2% 53k 315.43
Ishares Tr Select Divid Etf (DVY) 0.1 $17M -12% 146k 114.10
Vanguard Index Fds Total Stk Mkt (VTI) 0.1 $17M -7% 80k 206.69
Applied Materials (AMAT) 0.1 $16M +33% 123k 133.60
Ishares Core Msci Emkt (IEMG) 0.1 $16M -17% 252k 64.36
Charles Schwab Corporation (SCHW) 0.1 $16M -2% 249k 65.18
Neogenomics Com New (NEO) 0.1 $16M +14% 334k 48.23
Invesco Exch Traded Fd Tr Ii Solar Etf (TAN) 0.1 $16M -4% 175k 91.77
Tenable Hldgs (TENB) 0.1 $16M -2% 435k 36.18
Cyrusone (CONE) 0.1 $16M +8% 232k 67.72
FedEx Corporation (FDX) 0.1 $16M +21% 55k 284.04
T. Rowe Price (TROW) 0.1 $16M 91k 171.60
Twitter (TWTR) 0.1 $16M -2% 243k 63.63
Walgreen Boots Alliance (WBA) 0.1 $15M -13% 281k 54.90
Bio-techne Corporation (TECH) 0.1 $15M -8% 40k 381.93
Iridium Communications (IRDM) 0.1 $15M 372k 41.25

Past Filings by Blair William & Co

SEC 13F filings are viewable for Blair William & Co going back to 2010

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