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  Name: BLAIR WILLIAM & CO/IL
  City: CHICAGO
  State: IL
  Zip: 606065312
   
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Portfolio Summary View Filing
  Filing Report Date : 2025-03-31
  Total Value : $33,155,488,000
  Total Value Change : $-1,219,139,000
  Securities Held Change : -12
   
All Securities Held : 1793
  New Positions : 73
  Closed Positions : 94
  Increased Positions : 641
  Unchanged Positions : 275
  Decreased Positions : 804

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Holdings Found : 100     View All Holdings Currently Viewing:  ALL     Page 1 of 1
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Ticker Company Name Position
Rank
New/Closed
Postion
Last
Close
    Value Shares Held
% of
Portfolio
Value
Change
Change In
Shares Held
   % of Company    Industry
   (MSFT)1 Year Chart         MSFT Microsoft Corp 1 - $495.94 $1,413,794,000 3,766,202 4.26% -192,867,000 -45,568 0.05    Application Software
   (AAPL)1 Year Chart         AAPL Apple Inc 2 - $201.08 $1,371,491,000 6,174,270 4.14% -200,447,000 -102,935 0.036    Personal Computers
   (AMZN)1 Year Chart         AMZN Amazon.com Inc 3 - $223.30 $1,170,262,000 6,150,856 3.53% -181,914,000 -12,488 0.06    Internet Software & S...
   (V)1 Year Chart         V Visa Inc 4 - $348.61 $713,802,000 2,036,756 2.15% 53,365,000 -52,970 0.121    Business Services
   (NVDA)1 Year Chart         NVDA NVIDIA Corporation 5 - $157.75 $583,147,000 5,380,574 1.76% -93,793,000 339,691 0.022    Semiconductor - Speci...
   (JPM)1 Year Chart         JPM JP Morgan Chase & Co 6 - $287.11 $568,884,000 2,319,136 1.72% -2,731,000 -65,475 0.076    Domestic Money Center...
   (MA)1 Year Chart         MA MasterCard Inc A 7 - $550.32 $559,464,000 1,020,695 1.69% 11,994,000 -18,996 0.103    Business Services
   (COST)1 Year Chart         COST Costco Wholesale Corp 8 - $985.14 $519,137,000 548,899 1.57% -19,681,000 -39,157 0.124    Discount, Variety Stores
   (GOOG)1 Year Chart         GOOG Alphabet Inc 9 - $178.27 $502,385,000 3,215,678 1.52% -117,240,000 -37,973 0.053    Search Engines & Info...
   (SPY)1 Year Chart         SPY Standard & Poors Depository... 10 - $614.91 $477,933,000 854,383 1.44% -2,472,000 34,691 0.009    Closed - End Fund - E...
   (IDXX)1 Year Chart         IDXX Idexx Laboratories Inc 11 - $531.32 $458,069,000 1,090,770 1.38% 1,212,000 -14,244 1.279    Diagnostic Substances
   (FISV)1 Year Chart         FISV Fiserv Inc 12 - $172.33 $439,454,000 1,990,011 1.33% 13,371,000 -84,191 0.297    Business Software & S...
   (PGR)1 Year Chart         PGR Progressive Corp 13 - $263.99 $431,041,000 1,523,058 1.3% 50,967,000 -63,160 0.26    Property & Casualty I...
   (WSO)1 Year Chart         WSO Watsco Inc 14 - $436.50 $414,118,000 814,712 1.25% 48,779,000 43,776 2.267    Building Materials Wh...
   (GOOGL)1 Year Chart         GOOGL Alphabet Inc 15 - $178.53 $399,621,000 2,584,203 1.21% -90,872,000 -6,883 0.043    Search Engines & Info...
   (SYK)1 Year Chart         SYK Stryker Corp 16 - $393.55 $344,843,000 926,375 1.04% 9,394,000 -5,299 0.247    Medical Instruments &...
   (META)1 Year Chart         META Meta Platforms Inc 17 - $733.63 $317,665,000 551,158 0.96% 96,768,000 173,886 0.023    Internet Service Prov...
   (ZTS)1 Year Chart         ZTS Zoetis Inc. 18 - $156.17 $311,564,000 1,892,280 0.94% -53,430,000 -347,906 0.398    Drugs - Generic
   (UBER)1 Year Chart         UBER Uber Technologies, Inc 19 - $91.53 $309,568,000 4,248,809 0.93% 66,926,000 226,234 0.241    N/A
   (ICE)1 Year Chart         ICE Intercontinental Exchange Inc 20 - $181.75 $306,066,000 1,774,295 0.92% 37,988,000 -24,766 0.316    Business Services
   (VEEV)1 Year Chart         VEEV Veeva Systems Inc 21 - $283.41 $300,869,000 1,298,921 0.91% 45,156,000 82,690 0.962    Healthcare Informatio...
   (DHR)1 Year Chart         DHR Danaher Corp 22 - $198.80 $295,975,000 1,443,780 0.89% -98,365,000 -274,101 0.203    General Building Mate...
   (CPRT)1 Year Chart         CPRT Copart Inc 23 - $48.18 $291,585,000 5,152,588 0.88% -5,434,000 -22,865 0.537    Auto Dealerships
   (HD)1 Year Chart         HD Home Depot Inc 24 - $368.74 $279,232,000 761,909 0.84% -14,705,000 6,268 0.071    Home Improvement Stores
   (LLY)1 Year Chart         LLY Eli Lilly & Co 25 - $775.45 $274,054,000 331,821 0.83% 15,927,000 -2,540 0.035    Drug Manufacturers - ...
   (ABBV)1 Year Chart         ABBV Abbvie Inc. 26 - $182.31 $260,455,000 1,243,105 0.79% 47,018,000 41,998 0.07    Drug Manufacturers - ...
   (NOW)1 Year Chart         NOW Servicenow, Inc. 27 - $1,022.42 $259,630,000 326,111 0.78% -67,187,000 17,828 0.167    Information Technolog...
   (WDAY)1 Year Chart         WDAY Workday, Inc. 28 - $237.37 $259,356,000 1,110,590 0.78% -30,439,000 -12,516 0.55    Application Software
   (FAST)1 Year Chart         FAST Fastenal Co 29 - $41.96 $255,344,000 3,292,634 0.77% 21,150,000 35,867 0.574    Home Improvement Stores
   (TYL)1 Year Chart         TYL Tyler Technologies Inc 30 - $581.10 $244,692,000 420,874 0.74% -5,467,000 -12,947 1.046    Information Technolog...
   (TDG)1 Year Chart         TDG Transdigm Group Inc 31 - $1,499.17 $242,382,000 175,221 0.73% 16,371,000 -3,122 0.319    Aerospace/Defense Pro...
   (ISRG)1 Year Chart         ISRG Intuitive Surgical Inc 32 - $372.63 $234,469,000 473,416 0.71% -10,268,000 4,536 0.132    Medical Appliances & ...
   (IVV)1 Year Chart         IVV iShares Core S&P 500 Etf 33 - $617.46 $234,441,000 417,229 0.71% -7,354,000 6,487 0.006    Closed - End Fund - E...
   (ADBE)1 Year Chart         ADBE Adobe Systems Inc 34 - $385.83 $231,623,000 603,925 0.7% -44,658,000 -17,379 0.126    Application Software
   (CSGP)1 Year Chart         CSGP CoStar Group Inc 35 - $80.76 $230,046,000 2,903,518 0.69% -12,927,000 -490,433 0.714    Business Software & S...
   (ACN)1 Year Chart         ACN Accenture Plc 36 - $295.46 $225,135,000 721,493 0.68% -32,331,000 -10,382 0.114    Management Services
   (BRK.B)1 Year Chart         BRK.B Berkshire Hathaway B 37 - $485.68 $224,085,000 420,754 0.68% 34,107,000 1,635 0.03    Property & Casualty I...
   (AON)1 Year Chart         AON Aon Plc 38 - $352.73 $221,395,000 554,750 0.67% 18,740,000 -9,497 0.243    Life & Health Insurance
   (GWRE)1 Year Chart         GWRE Guidewire Software, Inc. 39 - $235.40 $221,062,000 1,179,878 0.67% 16,488,000 -33,637 1.408    Business Software & S...
   (WMT)1 Year Chart         WMT Wal-Mart Stores Inc 40 - $60.24 $214,601,000 2,444,485 0.65% -11,872,000 -62,128 0.086    Discount, Variety Stores
   (ABT)1 Year Chart         ABT Abbott Laboratories 41 - $134.38 $209,458,000 1,579,024 0.63% 31,640,000 6,940 0.089    Drug Manufacturers - ...
   (ECL)1 Year Chart         ECL Ecolab Inc 42 - $267.45 $206,399,000 814,133 0.62% 8,625,000 -29,901 0.285    Cleaning Products
   (RYAN)1 Year Chart         RYAN Ryan Specialty Group Holdin... 43 - $67.58 $205,722,000 2,784,916 0.62% 28,258,000 18,953 2.534    N/A
   (CTAS)1 Year Chart         CTAS Cintas Corp 44 - $220.75 $205,243,000 998,603 0.62% 20,278,000 -13,795 0.248    Business Services
   (PANW)1 Year Chart         PANW Palo Alto Networks Inc 45 - $200.57 $201,124,000 1,178,648 0.61% -36,157,000 -125,379 0.392    Networking & Communic...
   (APH)1 Year Chart         APH Amphenol Corp 46 - $97.67 $198,564,000 3,027,350 0.6% -14,661,000 -42,844 0.251    Diversified Electronics
   (BX)1 Year Chart         BX Blackstone Group LP 47 - $120.62 $188,133,000 1,345,919 0.57% -45,054,000 -6,516 0.188    Asset Management
   (AXP)1 Year Chart         AXP American Express Co 48 - $317.19 $185,523,000 689,548 0.56% -28,236,000 -30,689 0.086    Credit Services
   (CRM)1 Year Chart         CRM Salesforce.com Inc 49 - $273.42 $182,533,000 680,179 0.55% -56,056,000 -33,455 0.075    Internet Software & S...
   (UNH)1 Year Chart         UNH Unitedhealth Group Inc 50 - $309.11 $177,068,000 338,077 0.53% -10,054,000 -31,832 0.036    Health Care Plans
   (AAON)1 Year Chart         AAON AAON Inc 51 - $73.59 $170,143,000 2,177,688 0.51% 32,483,000 1,007,906 2.681    General Building Mate...
   (AMT)1 Year Chart         AMT American Tower Corp 52 - $217.78 $169,116,000 777,189 0.51% 24,131,000 -13,308 0.161    Integrated Telecommun...
   (PG)1 Year Chart         PG Procter & Gamble Co 53 - $159.86 $168,746,000 990,180 0.51% 3,303,000 3,346 0.04    Cleaning Products
   (POOL)1 Year Chart         POOL Pool Corporation 54 - $292.77 $164,730,000 517,449 0.5% -76,720,000 -190,741 1.225    Wholesale, Other
   (JNJ)1 Year Chart         JNJ Johnson & Johnson 55 - $152.41 $158,819,000 957,661 0.48% 13,641,000 -46,199 0.036    Drug Manufacturers - ...
   (INTU)1 Year Chart         INTU Intuit Inc 56 - $776.57 $157,000,000 255,705 0.47% -72,728,000 -109,813 0.098    Application Software
   (PSTG)1 Year Chart         PSTG Pure Storage, Inc. 57 - $55.40 $156,780,000 3,541,445 0.47% -54,829,000 96,731 1.089    N/A
   (DXCM)1 Year Chart         DXCM DexCom Inc 58 - $86.33 $152,871,000 2,238,563 0.46% -20,762,000 5,916 0.575    Medical Instruments &...
   (VEA)1 Year Chart         VEA Vanguard Europe Pacific ETF 59 - $49.56 $151,029,000 2,971,253 0.46% 252,000 -181,755 0.133    Closed - End Fund - F...
   (VOO)1 Year Chart         VOO Vanguard S&P 500 Etf 60 - $566.95 $149,707,000 291,311 0.45% 12,292,000 36,277 0.032    Closed - End Fund - E...
   (AVGO)1 Year Chart         AVGO Broadcom Limited 61 - $269.35 $144,897,000 865,420 0.44% -32,992,000 98,128 0.019    Semiconductor- Broad...
   (VTV)1 Year Chart         VTV Vanguard Value VIPERS 62 - $176.67 $132,276,000 765,752 0.4% 12,243,000 56,755 0.14    Closed - End Fund - E...
   (NFLX)1 Year Chart         NFLX Netflix Inc 63 - $1,323.12 $128,159,000 137,431 0.39% 6,592,000 1,041 0.031    Music & Video Stores
   (VIG)1 Year Chart         VIG Vanguard Dividend Appreciat... 64 - $203.90 $124,518,000 641,881 0.38% -2,953,000 -9,044 0.172    Closed - End Fund - Debt
   (CMG)1 Year Chart         CMG Chipotle Mexican Grill Inc 65 - $55.05 $122,844,000 2,446,596 0.37% -22,097,000 42,937 0.179    Restaurants
   (UNP)1 Year Chart         UNP Union Pacific Corp 66 - $231.41 $122,230,000 517,397 0.37% -4,704,000 -39,233 0.077    Railroads
   (VEU)1 Year Chart         VEU Vanguard FTSE All-World ETF 67 - $57.31 $121,416,000 2,001,576 0.37% 8,978,000 43,072 0.405    Closed - End Fund - F...
   (AME)1 Year Chart         AME Ametek Inc 68 - $180.53 $121,382,000 705,137 0.37% -5,954,000 -1,265 0.307    Industrial Electrical...
   (QQQ)1 Year Chart         QQQ Invesco QQQ Trust Series I 69 - $548.09 $120,321,000 256,592 0.36% -9,426,000 2,799 0.054    Closed - End Fund - Debt
   (SBUX)1 Year Chart         SBUX Starbucks Corp 70 - $92.11 $119,661,000 1,219,915 0.36% 2,147,000 -67,912 0.104    Specialty Eateries
   (ROL)1 Year Chart         ROL Rollins Inc 71 - $56.17 $117,412,000 2,173,083 0.35% 16,552,000 -2,960 0.442    Business Services
   (IBM)1 Year Chart         IBM International Business Mach... 72 - $289.70 $114,595,000 460,852 0.35% 12,868,000 -1,901 0.052    Diversified Computer ...
   (VRSK)1 Year Chart         VRSK Verisk Analytics, Inc. 73 - $308.66 $114,166,000 383,598 0.34% 6,351,000 -7,846 0.236    Business Services
   (XOM)1 Year Chart         XOM Exxon Mobil Corp 74 - $109.38 $114,158,000 959,874 0.34% 11,130,000 2,100 0.023    Integrated Oil & Gas
   (LIN)1 Year Chart         LIN Linde Plc 75 - $463.79 $112,688,000 242,007 0.34% 10,836,000 -1,267 0.049    N/A
   (KO)1 Year Chart         KO Coca-Cola Co 76 - $70.33 $110,854,000 1,547,803 0.33% 13,353,000 -18,225 0.036    Beverage Soft Drinks...
   (ITW)1 Year Chart         ITW Illinois Tool Works Inc 77 - $248.06 $110,328,000 444,852 0.33% 2,117,000 18,084 0.141    Diversified Machinery
   (CVX)1 Year Chart         CVX Chevron Corp 78 - $143.79 $109,814,000 656,428 0.33% 15,463,000 5,014 0.034    Integrated Oil & Gas
   (GEV)1 Year Chart         GEV Ge Vernova Llc 79 - $519.66 $107,826,000 353,202 0.33% 64,869,000 222,607 0.13    N/A
   (MCD)1 Year Chart         MCD McDonalds Corp 80 - $291.55 $106,533,000 341,047 0.32% 6,889,000 -2,684 0.046    Restaurants
   (IWW)1 Year Chart         IWW iShares Russell 3000 Value 81 - $94.21 $105,044,000 1,138,197 0.32% 5,076,000 58,511 0.126    Closed - End Fund - E...
   (ORLY)1 Year Chart         ORLY O Reilly Automotive Inc 82 - $89.16 $104,654,000 73,053 0.32% 16,963,000 -898 0.101    Auto Parts Stores
   (SPGI)1 Year Chart         SPGI S&P Global Inc 83 - $517.71 $104,606,000 205,876 0.32% 1,769,000 -613 0.062    Publishing
   (IWM)1 Year Chart         IWM iShares Tr Russell 2000 Indx 84 - $215.48 $103,426,000 518,453 0.31% -13,640,000 -11,355 0.018    Closed - End Fund - E...
   (QCOM)1 Year Chart         QCOM QUALCOMM Inc 85 - $158.54 $99,796,000 649,673 0.3% 44,275,000 288,257 0.057    Communication Equipment
   (LYV)1 Year Chart         LYV Live Nation Inc 86 - $149.99 $94,924,000 726,944 0.29% -962,000 -13,485 0.332    Business Services
   (SQ)1 Year Chart         SQ Square Inc 87 - $66.63 $92,409,000 1,700,889 0.28% -32,924,000 226,208 0.316    N/A
   (GS)1 Year Chart         GS Goldman Sachs Group Inc 88 - $690.81 $86,517,000 158,372 0.26% -2,763,000 2,457 0.046    Investment Brokerage ...
   (MRK)1 Year Chart         MRK Merck & Co Inc 89 - $79.10 $84,500,000 941,399 0.25% -15,872,000 -67,564 0.037    Drug Manufacturers - ...
   (MSI)1 Year Chart         MSI Motorola Inc 90 - $418.66 $84,073,000 192,030 0.25% -9,981,000 -11,448 0.113    Communication Equipment
   (IRTC)1 Year Chart         IRTC Irhythm Technologies, Inc. 91 - $154.71 $82,697,000 789,999 0.25% 28,168,000 185,262 2.187    N/A
   (BA)1 Year Chart         BA Boeing Co 92 - $214.55 $81,490,000 477,808 0.25% 14,825,000 101,171 0.085    Aerospace/Defense - M...
   (ALL)1 Year Chart         ALL Allstate Corp 93 - $195.76 $81,361,000 392,916 0.25% 881,000 -24,532 0.125    Property & Casualty I...
   (RBA)1 Year Chart         RBA Rb Global Ord Shs 94 - $105.65 $80,986,000 807,433 0.24% 7,789,000 -3,968 0.444    Business Services
   (IJH)1 Year Chart         IJH iShares S&P MidCap 400 Index 95 - $62.02 $80,122,000 1,373,121 0.24% 38,120,000 699,041 0.059    Closed - End Fund - E...
   (ANET)1 Year Chart         ANET Arista Networks, Inc. 96 - $99.39 $79,961,000 1,032,020 0.24% -12,569,000 194,868 0.335    Diversified Computer ...
   (IWF)1 Year Chart         IWF iShares Russell 1000 Growth 97 - $421.70 $79,665,000 220,623 0.24% -7,319,000 4,018 0.082    Closed - End Fund - E...
   (PEP)1 Year Chart         PEP Pepsico Inc 98 - $131.04 $79,511,000 530,285 0.24% -5,422,000 -28,262 0.038    Beverage Soft Drinks...
   (GD)1 Year Chart         GD General Dynamics Corp 99 - $290.74 $79,203,000 290,567 0.24% -4,659,000 -27,707 0.101    Aerospace/Defense - M...
   (ADP)1 Year Chart         ADP Automatic Data Processing Inc 100 - $303.45 $79,077,000 258,819 0.24% 2,002,000 -4,478 0.06    Business Software & S...

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