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

About Blair William & Co/Il

Investment Activity

Blair William & Co/Il has $34.38 billion in total holdings as of December 31, 2024.
Blair William & Co/Il owns shares of 1,816 different stocks, but just 136 companies or ETFs make up 80% of its holdings.
Approximately 4.07% of the portfolio was purchased this quarter.
About 3.46% of the portfolio was sold this quarter.
This quarter, Blair William & Co/Il has purchased 1,821 new stocks and bought additional shares in 653 stocks.
Blair William & Co/Il sold shares of 787 stocks and completely divested from 93 stocks this quarter.

Largest Holdings

Microsoft: $1,606,661,171
Apple: $1,571,937,734
Amazon.com: $1,352,175,986
NVIDIA: $676,940,185
Visa: $660,437,013

Largest New Holdings this Quarter

040413205 - ARISTA NETWORKS INC: $92,530,459 Holding
09290D101 - BLACKROCK INC: $53,944,543 Holding
512807306 - LAM RESEARCH CORP: $4,630,830 Holding
607828100 - Modine Manufacturing: $3,459,235 Holding
45782C557 - Innovator U.S. Equity Buffer ETF - December: $3,425,693 Holding

Largest Purchases this Quarter

Palo Alto Networks: 657,597 shares (about $119.66M)
ARISTA NETWORKS INC: 837,152 shares (about $92.53M)
BLOCK INC: 982,699 shares (about $83.52M)
BLACKROCK INC: 52,623 shares (about $53.94M)
Clearwater Analytics: 1,710,141 shares (about $47.06M)

Largest Sales this Quarter

DexCom: 509,462 shares (about $39.62M)
CoStar Group: 456,885 shares (about $32.71M)
Apple: 107,747 shares (about $26.98M)
Vertex Pharmaceuticals: 64,672 shares (about $26.04M)
Intuit: 41,333 shares (about $25.98M)

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	$1,606,661,171	$18,138,411 ▲	1.1%	3,811,770	4.7%	Computer and Technology
AAPL Apple	$1,571,937,734	$26,982,005 ▼	-1.7%	6,277,205	4.6%	Computer and Technology
AMZN Amazon.com	$1,352,175,986	$14,523,617 ▲	1.1%	6,163,344	3.9%	Retail/Wholesale
NVDA NVIDIA	$676,940,185	$46,702,705 ▲	7.4%	5,040,883	2.0%	Computer and Technology
V Visa	$660,437,013	$19,623,872 ▼	-2.9%	2,089,726	1.9%	Business Services
GOOG Alphabet	$619,625,361	$11,479,724 ▼	-1.8%	3,253,651	1.8%	Computer and Technology
JPM JPMorgan Chase & Co.	$571,615,110	$5,960,389 ▼	-1.0%	2,384,611	1.7%	Finance
MA Mastercard	$547,469,969	$767,739 ▼	-0.1%	1,039,691	1.6%	Business Services
COST Costco Wholesale	$538,818,003	$368,340 ▼	-0.1%	588,056	1.6%	Retail/Wholesale
GOOGL Alphabet	$490,492,511	$6,339,278 ▼	-1.3%	2,591,086	1.4%	Computer and Technology
SPY SPDR S&P 500 ETF Trust	$480,404,795	$8,400,280 ▲	1.8%	819,692	1.4%	Finance
IDXX IDEXX Laboratories	$456,856,850	$25,035,852 ▼	-5.2%	1,105,014	1.3%	Medical
FI Fiserv	$426,082,628	$7,497,831 ▼	-1.7%	2,074,202	1.2%	Business Services
DHR Danaher	$394,339,544	$10,815,477 ▼	-2.7%	1,717,881	1.1%	Medical
PGR Progressive	$380,073,812	$5,479,403 ▼	-1.4%	1,586,218	1.1%	Finance
WSO Watsco	$365,338,662	$6,686,110 ▼	-1.8%	770,936	1.1%	Construction
ZTS Zoetis	$364,993,581	$20,755,820 ▼	-5.4%	2,240,186	1.1%	Medical
SYK Stryker	$335,449,063	$466,985 ▲	0.1%	931,674	1.0%	Medical
NOW ServiceNow	$326,816,808	$2,480,680 ▼	-0.8%	308,283	1.0%	Computer and Technology
CPRT Copart	$297,019,232	$2,602,866 ▼	-0.9%	5,175,453	0.9%	Business Services
HD Home Depot	$293,936,720	$1,056,497 ▲	0.4%	755,641	0.9%	Retail/Wholesale
WDAY Workday	$289,795,111	$10,595,230 ▼	-3.5%	1,123,106	0.8%	Computer and Technology
ADBE Adobe	$276,281,469	$13,361,745 ▼	-4.6%	621,304	0.8%	Computer and Technology
ICE Intercontinental Exchange	$268,078,118	$6,705,302 ▼	-2.4%	1,799,061	0.8%	Finance
LLY Eli Lilly and Company	$258,126,876	$3,811,367 ▼	-1.5%	334,361	0.8%	Medical
ACN Accenture	$257,466,461	$30,881,904 ▲	13.6%	731,875	0.7%	Computer and Technology
VEEV Veeva Systems	$255,712,541	$758,582 ▲	0.3%	1,216,231	0.7%	Medical
TYL Tyler Technologies	$250,158,693	$7,458,266 ▼	-2.9%	433,821	0.7%	Computer and Technology
ISRG Intuitive Surgical	$244,736,846	$2,140,560 ▲	0.9%	468,880	0.7%	Medical
CSGP CoStar Group	$242,972,963	$32,708,399 ▼	-11.9%	3,393,951	0.7%	Computer and Technology
UBER Uber Technologies	$242,641,699	$3,592,116 ▼	-1.5%	4,022,575	0.7%	Computer and Technology
IVV iShares Core S&P 500 ETF	$241,795,417	$10,001,666 ▲	4.3%	410,742	0.7%	ETF
POOL Pool	$241,450,208	$19,092,292 ▼	-7.3%	708,190	0.7%	Consumer Discretionary
CRM Salesforce	$238,589,313	$2,476,049 ▼	-1.0%	713,634	0.7%	Computer and Technology
PANW Palo Alto Networks	$237,280,733	$119,656,340 ▲	101.7%	1,304,027	0.7%	Computer and Technology
FAST Fastenal	$234,194,113	$1,280,645 ▼	-0.5%	3,256,767	0.7%	Retail/Wholesale
BX Blackstone	$233,186,798	$3,073,903 ▲	1.3%	1,352,435	0.7%	Finance
INTU Intuit	$229,728,149	$25,977,800 ▼	-10.2%	365,518	0.7%	Computer and Technology
WMT Walmart	$226,472,502	$3,826,503 ▼	-1.7%	2,506,613	0.7%	Retail/Wholesale
TDG TransDigm Group	$226,010,602	$854,147 ▲	0.4%	178,343	0.7%	Aerospace
META Meta Platforms	$220,896,573	$12,057,995 ▲	5.8%	377,272	0.6%	Computer and Technology
AXP American Express	$213,759,186	$3,549,906 ▼	-1.6%	720,237	0.6%	Finance
ABBV AbbVie	$213,436,737	$5,290,307 ▲	2.5%	1,201,107	0.6%	Medical
APH Amphenol	$213,224,955	$1,562,347 ▼	-0.7%	3,070,194	0.6%	Computer and Technology
PSTG Pure Storage	$211,608,781	$19,517,048 ▲	10.2%	3,444,714	0.6%	Computer and Technology
GWRE Guidewire Software	$204,574,426	$5,839,950 ▼	-2.8%	1,213,515	0.6%	Computer and Technology
AON AON	$202,654,837	$10,165,300 ▼	-4.8%	564,247	0.6%	Finance
ECL Ecolab	$197,773,999	$5,793,561 ▼	-2.8%	844,034	0.6%	Basic Materials
BRK.B Berkshire Hathaway	$189,978,484	$5,104,845 ▲	2.8%	419,119	0.6%	Finance
UNH UnitedHealth Group	$187,122,033	$11,556,363 ▼	-5.8%	369,909	0.5%	Medical
CTAS Cintas	$184,965,040	$2,473,940 ▲	1.4%	1,012,398	0.5%	Business Services
AVGO Broadcom	$177,888,935	$21,288,703 ▲	13.6%	767,292	0.5%	Computer and Technology
ABT Abbott Laboratories	$177,818,427	$3,058,155 ▼	-1.7%	1,572,084	0.5%	Medical
RYAN Ryan Specialty	$177,464,209	$1,061,207 ▲	0.6%	2,765,963	0.5%	Finance
DXCM DexCom	$173,632,991	$39,620,867 ▼	-18.6%	2,232,647	0.5%	Medical
PG Procter & Gamble	$165,442,642	$1,654,202 ▼	-1.0%	986,834	0.5%	Consumer Staples
VEA Vanguard FTSE Developed Markets ETF	$150,776,830	$1,497,340 ▲	1.0%	3,153,008	0.4%	ETF
JNJ Johnson & Johnson	$145,178,181	$7,182,694 ▼	-4.7%	1,003,860	0.4%	Medical
AMT American Tower	$144,985,056	$1,010,222 ▼	-0.7%	790,497	0.4%	Finance
CMG Chipotle Mexican Grill	$144,940,614	$4,686,455 ▲	3.3%	2,403,659	0.4%	Retail/Wholesale
AAON AAON	$137,659,974	$5,560,852 ▲	4.2%	1,169,782	0.4%	Construction
VOO Vanguard S&P 500 ETF	$137,414,715	$8,061,666 ▲	6.2%	255,034	0.4%	ETF
QQQ Invesco QQQ	$129,746,630	$10,456,701 ▲	8.8%	253,793	0.4%	Finance
VIG Vanguard Dividend Appreciation ETF	$127,470,604	$673,655 ▼	-0.5%	650,925	0.4%	ETF
AME AMETEK	$127,335,972	$2,125,805 ▼	-1.6%	706,402	0.4%	Computer and Technology
UNP Union Pacific	$126,933,852	$9,465,024 ▼	-6.9%	556,630	0.4%	Transportation
BLOCK INC	$125,333,133	$83,519,585 ▲	199.7%	1,474,681	0.4%	CL A
NFLX Netflix	$121,567,461	$257,592 ▼	-0.2%	136,390	0.4%	Consumer Discretionary
VTV Vanguard Value ETF	$120,033,228	$3,753,551 ▲	3.2%	708,997	0.3%	ETF
SBUX Starbucks	$117,514,238	$5,109,910 ▼	-4.2%	1,287,827	0.3%	Retail/Wholesale
IWM iShares Russell 2000 ETF	$117,066,402	$7,848,943 ▲	7.2%	529,808	0.3%	Finance
VEU Vanguard FTSE All-World ex-US ETF	$112,437,701	$7,476,389 ▼	-6.2%	1,958,504	0.3%	ETF
TSLA Tesla	$110,714,181	$12,268,640 ▲	12.5%	274,154	0.3%	Auto/Tires/Trucks
ITW Illinois Tool Works	$108,211,176	$1,184,377 ▲	1.1%	426,768	0.3%	Industrials
VRSK Verisk Analytics	$107,815,437	$3,973,905 ▼	-3.6%	391,444	0.3%	Business Services
SCHW Charles Schwab	$105,894,328	$9,041,506 ▼	-7.9%	1,430,811	0.3%	Finance
ORCL Oracle	$103,626,504	$11,465,490 ▲	12.4%	621,859	0.3%	Computer and Technology
XOM Exxon Mobil	$103,027,710	$34,960 ▼	0.0%	957,774	0.3%	Energy
SPGI S&P Global	$102,837,468	$5,094,337 ▲	5.2%	206,489	0.3%	Business Services
LINDE PLC	$101,851,683	$6,295,132 ▼	-5.8%	243,274	0.3%	SHS
IBM International Business Machines	$101,726,963	$468,018 ▲	0.5%	462,753	0.3%	Computer and Technology
ROL Rollins	$100,859,577	$5,423,552 ▲	5.7%	2,176,043	0.3%	Construction
MRK Merck & Co., Inc.	$100,371,645	$659,950 ▲	0.7%	1,008,963	0.3%	Medical
IUSV iShares Core S&P U.S. Value ETF	$99,968,130	$7,321,462 ▼	-6.8%	1,079,686	0.3%	Manufacturing
MCD McDonald's	$99,644,218	$2,445,803 ▲	2.5%	343,731	0.3%	Retail/Wholesale
KO Coca-Cola	$97,500,901	$4,594,165 ▼	-4.5%	1,566,028	0.3%	Consumer Staples
LYV Live Nation Entertainment	$95,885,556	$8,506,337 ▼	-8.1%	740,429	0.3%	Consumer Discretionary
CVX Chevron	$94,350,825	$1,958,961 ▼	-2.0%	651,414	0.3%	Energy
MSI Motorola Solutions	$94,053,834	$3,559,641 ▲	3.9%	203,478	0.3%	Computer and Technology
ARISTA NETWORKS INC	$92,530,459	$92,530,459 ▲	New Holding	837,152	0.3%	COM SHS
GS The Goldman Sachs Group	$89,279,794	$6,923,529 ▲	8.4%	155,915	0.3%	Finance
ROK Rockwell Automation	$88,859,502	$2,605,260 ▼	-2.8%	310,926	0.3%	Computer and Technology
ORLY O'Reilly Automotive	$87,691,131	$483,807 ▲	0.6%	73,951	0.3%	Retail/Wholesale
IWF iShares Russell 1000 Growth ETF	$86,984,123	$6,049,393 ▲	7.5%	216,605	0.3%	ETF
MDB MongoDB	$86,246,160	$16,913,194 ▲	24.4%	370,457	0.3%	Computer and Technology
PEP PepsiCo	$84,932,654	$5,144,646 ▼	-5.7%	558,547	0.2%	Consumer Staples
GD General Dynamics	$83,862,048	$8,769,741 ▼	-9.5%	318,274	0.2%	Aerospace
ALL Allstate	$80,479,797	$510,893 ▼	-0.6%	417,448	0.2%	Finance
GNRC Generac	$79,610,209	$2,547,780 ▲	3.3%	513,449	0.2%	Industrials
LOW Lowe's Companies	$79,167,250	$1,225,115 ▼	-1.5%	320,775	0.2%	Retail/Wholesale

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

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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