Blair William & Co/Il Top Holdings and 13F Report (2025)

About Blair William & Co/Il

Investment Activity

Blair William & Co/Il has $33.16 billion in total holdings as of March 31, 2025.
Blair William & Co/Il owns shares of 1,801 different stocks, but just 135 companies or ETFs make up 80% of its holdings.
Approximately 3.75% of the portfolio was purchased this quarter.
About 3.88% of the portfolio was sold this quarter.
This quarter, Blair William & Co/Il has purchased 1,816 new stocks and bought additional shares in 631 stocks.
Blair William & Co/Il sold shares of 805 stocks and completely divested from 97 stocks this quarter.

Largest Holdings

Microsoft: $1,413,794,402
Apple: $1,371,490,638
Amazon.com: $1,170,261,785
Visa: $713,801,632
NVIDIA: $583,146,628

Largest New Holdings this Quarter

12510Q100 - CCC Intelligent Solutions: $2,898,531 Holding
31846B108 - First Advantage: $2,461,312 Holding
859241101 - Sterling Infrastructure: $1,301,915 Holding
803054204 - SAP: $1,028,833 Holding
87318A101 - TWFG INC: $968,596 Holding

Largest Purchases this Quarter

Meta Platforms: 173,886 shares (about $100.22M)
AAON: 1,007,906 shares (about $78.75M)
GE VERNOVA INC: 222,607 shares (about $67.96M)
Waste Management: 199,949 shares (about $46.29M)
QUALCOMM: 288,257 shares (about $44.28M)

Largest Sales this Quarter

Intuit: 109,813 shares (about $67.42M)
Pool: 190,741 shares (about $60.72M)
Zoetis: 347,906 shares (about $57.28M)
Danaher: 274,101 shares (about $56.19M)
Charles Schwab: 566,974 shares (about $44.38M)

Sector Allocation Over Time

Selling

Neutral

Buying

Latest 13F Holdings and Changes Since Previous Quarterly Filing

Issuer Name	Holdings Value	Approximate Purchase/Sale	Change in Shares	Shares Held	% of Portfolio	Sector
MSFT Microsoft	$1,413,794,402	$17,105,770 ▼	-1.2%	3,766,202	4.3%	Computer and Technology
AAPL Apple	$1,371,490,638	$22,864,952 ▼	-1.6%	6,174,270	4.1%	Computer and Technology
AMZN Amazon.com	$1,170,261,785	$2,375,967 ▼	-0.2%	6,150,856	3.5%	Retail/Wholesale
V Visa	$713,801,632	$18,563,869 ▼	-2.5%	2,036,756	2.2%	Business Services
NVDA NVIDIA	$583,146,628	$36,815,712 ▲	6.7%	5,380,574	1.8%	Computer and Technology
JPM JPMorgan Chase & Co.	$568,883,993	$16,061,016 ▼	-2.7%	2,319,136	1.7%	Finance
MA Mastercard	$559,463,516	$10,412,091 ▼	-1.8%	1,020,695	1.7%	Business Services
COST Costco Wholesale	$519,137,354	$37,033,883 ▼	-6.7%	548,899	1.6%	Retail/Wholesale
GOOG Alphabet	$502,385,396	$5,932,522 ▼	-1.2%	3,215,678	1.5%	Computer and Technology
SPY SPDR S&P 500 ETF Trust	$477,933,320	$19,405,799 ▲	4.2%	854,383	1.4%	Finance
IDXX IDEXX Laboratories	$458,068,657	$5,981,765 ▼	-1.3%	1,090,770	1.4%	Medical
FI Fiserv	$439,454,076	$18,591,896 ▼	-4.1%	1,990,011	1.3%	Business Services
PGR Progressive	$431,040,709	$17,874,914 ▼	-4.0%	1,523,058	1.3%	Finance
WSO Watsco	$414,118,211	$22,251,346 ▲	5.7%	814,712	1.2%	Construction
GOOGL Alphabet	$399,621,228	$1,064,387 ▼	-0.3%	2,584,203	1.2%	Computer and Technology
SYK Stryker	$344,842,976	$1,972,552 ▼	-0.6%	926,375	1.0%	Medical
META Meta Platforms	$317,665,346	$100,220,910 ▲	46.1%	551,158	1.0%	Computer and Technology
ZTS Zoetis	$311,563,907	$57,282,724 ▼	-15.5%	1,892,280	0.9%	Medical
UBER Uber Technologies	$309,568,230	$16,483,410 ▲	5.6%	4,248,809	0.9%	Computer and Technology
ICE Intercontinental Exchange	$306,065,931	$4,272,136 ▼	-1.4%	1,774,295	0.9%	Finance
VEEV Veeva Systems	$300,869,042	$19,153,483 ▲	6.8%	1,298,921	0.9%	Medical
DHR Danaher	$295,974,987	$56,190,722 ▼	-16.0%	1,443,780	0.9%	Medical
CPRT Copart	$291,584,940	$1,293,930 ▼	-0.4%	5,152,588	0.9%	Business Services
HD Home Depot	$279,232,095	$2,297,160 ▲	0.8%	761,909	0.8%	Retail/Wholesale
LLY Eli Lilly and Company	$274,054,277	$2,097,811 ▼	-0.8%	331,821	0.8%	Medical
ABBV AbbVie	$260,455,411	$8,799,423 ▲	3.5%	1,243,105	0.8%	Medical
NOW ServiceNow	$259,630,285	$14,193,599 ▲	5.8%	326,111	0.8%	Computer and Technology
WDAY Workday	$259,356,112	$2,922,862 ▼	-1.1%	1,110,590	0.8%	Computer and Technology
FAST Fastenal	$255,343,744	$2,781,486 ▲	1.1%	3,292,634	0.8%	Retail/Wholesale
TYL Tyler Technologies	$244,691,796	$7,527,252 ▼	-3.0%	420,874	0.7%	Computer and Technology
TDG Transdigm Group	$242,381,998	$4,318,641 ▼	-1.8%	175,221	0.7%	Aerospace
ISRG Intuitive Surgical	$234,468,971	$2,246,547 ▲	1.0%	473,416	0.7%	Medical
IVV iShares Core S&P 500 ETF	$234,441,212	$3,645,049 ▲	1.6%	417,229	0.7%	ETF
ADBE Adobe	$231,623,356	$6,665,368 ▼	-2.8%	603,925	0.7%	Computer and Technology
CSGP CoStar Group	$230,045,705	$38,857,002 ▼	-14.5%	2,903,518	0.7%	Computer and Technology
ACN Accenture	$225,134,756	$3,239,600 ▼	-1.4%	721,493	0.7%	Computer and Technology
BRK.B Berkshire Hathaway	$224,085,428	$870,769 ▲	0.4%	420,754	0.7%	Finance
AON AON	$221,395,350	$3,790,161 ▼	-1.7%	554,750	0.7%	Finance
GWRE Guidewire Software	$221,062,017	$6,302,230 ▼	-2.8%	1,179,878	0.7%	Computer and Technology
WMT Walmart	$214,601,361	$5,454,218 ▼	-2.5%	2,444,485	0.6%	Retail/Wholesale
ABT Abbott Laboratories	$209,457,581	$920,591 ▲	0.4%	1,579,024	0.6%	Medical
ECL Ecolab	$206,398,977	$7,580,501 ▼	-3.5%	814,133	0.6%	Basic Materials
RYAN Ryan Specialty	$205,721,744	$1,400,058 ▲	0.7%	2,784,916	0.6%	Finance
CTAS Cintas	$205,242,868	$2,835,286 ▼	-1.4%	998,603	0.6%	Business Services
PANW Palo Alto Networks	$201,124,476	$21,394,671 ▼	-9.6%	1,178,648	0.6%	Computer and Technology
APH Amphenol	$198,563,905	$2,810,138 ▼	-1.4%	3,027,350	0.6%	Computer and Technology
BX Blackstone	$188,132,606	$910,807 ▼	-0.5%	1,345,919	0.6%	Finance
AXP American Express	$185,523,008	$8,256,881 ▼	-4.3%	689,548	0.6%	Finance
CRM Salesforce	$182,532,724	$8,977,978 ▼	-4.7%	680,179	0.6%	Computer and Technology
UNH UnitedHealth Group	$177,067,733	$16,672,001 ▼	-8.6%	338,077	0.5%	Medical
AAON AAON	$170,142,790	$78,747,708 ▲	86.2%	2,177,688	0.5%	Construction
AMT American Tower	$169,116,399	$2,895,822 ▼	-1.7%	777,189	0.5%	Finance
PG Procter & Gamble	$168,746,414	$570,225 ▲	0.3%	990,180	0.5%	Consumer Staples
POOL Pool	$164,729,914	$60,722,407 ▼	-26.9%	517,449	0.5%	Consumer Discretionary
JNJ Johnson & Johnson	$158,818,561	$7,661,645 ▼	-4.6%	957,661	0.5%	Medical
INTU Intuit	$157,000,051	$67,423,971 ▼	-30.0%	255,705	0.5%	Computer and Technology
PSTG Pure Storage	$156,779,770	$4,282,281 ▲	2.8%	3,541,445	0.5%	Computer and Technology
DXCM DexCom	$152,871,434	$404,004 ▲	0.3%	2,238,563	0.5%	Medical
VEA Vanguard FTSE Developed Markets ETF	$151,028,797	$9,238,607 ▼	-5.8%	2,971,253	0.5%	ETF
VOO Vanguard S&P 500 ETF	$149,707,495	$18,643,096 ▲	14.2%	291,311	0.5%	ETF
AVGO Broadcom	$144,897,296	$16,429,574 ▲	12.8%	865,420	0.4%	Computer and Technology
VTV Vanguard Value ETF	$132,275,942	$9,803,854 ▲	8.0%	765,752	0.4%	ETF
NFLX Netflix	$128,158,898	$970,767 ▲	0.8%	137,431	0.4%	Consumer Discretionary
VIG Vanguard Dividend Appreciation ETF	$124,518,409	$1,754,444 ▼	-1.4%	641,881	0.4%	ETF
CMG Chipotle Mexican Grill	$122,843,589	$2,155,867 ▲	1.8%	2,446,596	0.4%	Retail/Wholesale
UNP Union Pacific	$122,229,935	$9,268,409 ▼	-7.0%	517,397	0.4%	Transportation
VEU Vanguard FTSE All-World ex-US ETF	$121,415,616	$2,612,748 ▲	2.2%	2,001,576	0.4%	ETF
AME AMETEK	$121,382,292	$217,757 ▼	-0.2%	705,137	0.4%	Computer and Technology
QQQ Invesco QQQ	$120,321,273	$1,312,509 ▲	1.1%	256,592	0.4%	Finance
SBUX Starbucks	$119,661,423	$6,661,486 ▼	-5.3%	1,219,915	0.4%	Retail/Wholesale
ROL Rollins	$117,411,657	$159,929 ▼	-0.1%	2,173,083	0.4%	Construction
IBM International Business Machines	$114,595,422	$472,703 ▼	-0.4%	460,852	0.3%	Computer and Technology
VRSK Verisk Analytics	$114,166,441	$2,335,127 ▼	-2.0%	383,598	0.3%	Business Services
XOM Exxon Mobil	$114,157,805	$249,753 ▲	0.2%	959,874	0.3%	Energy
LINDE PLC	$112,688,226	$589,966 ▼	-0.5%	242,007	0.3%	SHS
KO CocaCola	$110,853,673	$1,305,275 ▼	-1.2%	1,547,803	0.3%	Consumer Staples
ITW Illinois Tool Works	$110,327,670	$4,485,010 ▲	4.2%	444,852	0.3%	Industrials
CVX Chevron	$109,813,812	$838,792 ▲	0.8%	656,428	0.3%	Energy
GE VERNOVA INC	$107,825,502	$67,957,462 ▲	170.5%	353,202	0.3%	COM
MCD McDonald's	$106,532,729	$838,400 ▼	-0.8%	341,047	0.3%	Retail/Wholesale
IUSV iShares Core S&P U.S. Value ETF	$105,044,231	$5,399,982 ▲	5.4%	1,138,197	0.3%	Manufacturing
ORLY O'Reilly Automotive	$104,654,310	$1,286,457 ▼	-1.2%	73,053	0.3%	Retail/Wholesale
SPGI S&P Global	$104,605,762	$311,466 ▼	-0.3%	205,876	0.3%	Finance
IWM iShares Russell 2000 ETF	$103,426,237	$2,265,210 ▼	-2.1%	518,453	0.3%	Finance
QCOM QUALCOMM	$99,796,288	$44,279,166 ▲	79.8%	649,673	0.3%	Computer and Technology
LYV Live Nation Entertainment	$94,924,348	$1,760,871 ▼	-1.8%	726,944	0.3%	Consumer Discretionary
BLOCK INC	$92,409,312	$12,289,882 ▲	15.3%	1,700,889	0.3%	CL A
GS The Goldman Sachs Group	$86,517,048	$1,342,235 ▲	1.6%	158,372	0.3%	Finance
MRK Merck & Co., Inc.	$84,499,950	$6,064,543 ▼	-6.7%	941,399	0.3%	Medical
MSI Motorola Solutions	$84,072,790	$5,012,057 ▼	-5.6%	192,030	0.3%	Computer and Technology
IRTC iRhythm Technologies	$82,697,074	$19,393,221 ▲	30.6%	789,999	0.2%	Medical
BA Boeing	$81,490,197	$17,254,723 ▲	26.9%	477,808	0.2%	Aerospace
ALL Allstate	$81,361,088	$5,079,839 ▼	-5.9%	392,916	0.2%	Finance
RBA RB Global	$80,985,539	$397,990 ▼	-0.5%	807,433	0.2%	Business Services
IJH iShares Core S&P Mid-Cap ETF	$80,121,612	$40,789,043 ▲	103.7%	1,373,121	0.2%	ETF
ARISTA NETWORKS INC	$79,960,910	$15,098,373 ▲	23.3%	1,032,020	0.2%	COM SHS
IWF iShares Russell 1000 Growth ETF	$79,664,609	$1,450,857 ▲	1.9%	220,623	0.2%	ETF
PEP PepsiCo	$79,510,950	$4,237,605 ▼	-5.1%	530,285	0.2%	Consumer Staples
GD General Dynamics	$79,202,768	$7,552,376 ▼	-8.7%	290,567	0.2%	Aerospace
ADP Automatic Data Processing	$79,076,892	$1,368,162 ▼	-1.7%	258,819	0.2%	Computer and Technology

Showing largest 100 holdings. View all holdings.

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Blair William & Co/Il Top Holdings and 13F Report (2025)

About Blair William & Co/Il

Investment Activity

Largest Holdings

Largest New Holdings this Quarter

Largest Purchases this Quarter

Largest Sales this Quarter

Sector Allocation Over Time

Latest 13F Holdings and Changes Since Previous Quarterly Filing

More Institutional Buying and Selling Information

Best-in-Class Portfolio Monitoring

Stock Ideas and Recommendations

Advanced Stock Screeners and Research Tools

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Blair William & Co/Il Top Holdings and 13F Report (2025)

About Blair William & Co/Il

Investment Activity

Largest Holdings

Largest New Holdings this Quarter

Largest Purchases this Quarter

Largest Sales this Quarter

Sector Allocation Over Time

Map of 500 Largest Holdings ofBlair William & Co/Il

Latest 13F Holdings and Changes Since Previous Quarterly Filing

More Institutional Buying and Selling Information

MarketBeat All Access Features

Best-in-Class Portfolio Monitoring

Stock Ideas and Recommendations

Advanced Stock Screeners and Research Tools