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

About Blair William & Co/Il

Investment Activity

Blair William & Co/Il has $36.00 billion in total holdings as of June 30, 2025.
Blair William & Co/Il owns shares of 1,824 different stocks, but just 133 companies or ETFs make up 80% of its holdings.
Approximately 3.79% of the portfolio was purchased this quarter.
About 3.55% of the portfolio was sold this quarter.
This quarter, Blair William & Co/Il has purchased 1,801 new stocks and bought additional shares in 662 stocks.
Blair William & Co/Il sold shares of 755 stocks and completely divested from 90 stocks this quarter.

Largest Holdings

Microsoft: $1,838,777,771
Amazon.com: $1,343,078,057
Apple: $1,236,534,922
NVIDIA: $884,607,855
Visa: $735,327,531

Largest New Holdings this Quarter

00827B106 - Affirm: $21,084,865 Holding
770700102 - Robinhood Markets: $14,546,919 Holding
773121108 - ROCKET LAB CORP: $7,253,154 Holding
750940108 - RALLIANT CORP: $4,498,214 Holding
G66721104 - Norwegian Cruise Line: $3,315,638 Holding

Largest Purchases this Quarter

Fastenal: 3,530,339 shares (about $148.27M)
GE VERNOVA INC: 279,604 shares (about $147.95M)
O'Reilly Automotive: 1,006,559 shares (about $90.72M)
Boeing: 180,247 shares (about $37.77M)
Cloudflare: 180,604 shares (about $35.37M)

Largest Sales this Quarter

BLOCK INC: 1,364,093 shares (about $92.66M)
iShares Core S&P Mid-Cap ETF: 693,955 shares (about $43.04M)
Zoetis: 260,409 shares (about $40.61M)
Accenture: 133,923 shares (about $40.03M)
Generac: 253,597 shares (about $36.32M)

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	$1,838,777,771	$34,569,005 ▼	-1.8%	3,696,704	5.1%	Computer and Technology
AMZN Amazon.com	$1,343,078,057	$6,358,141 ▼	-0.5%	6,121,875	3.7%	Retail/Wholesale
AAPL Apple	$1,236,534,922	$30,240,005 ▼	-2.4%	6,026,880	3.4%	Computer and Technology
NVDA NVIDIA	$884,607,855	$34,530,928 ▲	4.1%	5,599,138	2.5%	Computer and Technology
V Visa	$735,327,531	$12,177,153 ▲	1.7%	2,071,053	2.0%	Business Services
JPM JPMorgan Chase & Co.	$675,416,440	$3,075,655 ▲	0.5%	2,329,745	1.9%	Finance
IDXX IDEXX Laboratories	$579,518,014	$5,505,530 ▼	-0.9%	1,080,505	1.6%	Medical
MA Mastercard	$566,054,989	$7,514,260 ▼	-1.3%	1,007,323	1.6%	Business Services
GOOG Alphabet	$564,105,394	$6,323,777 ▼	-1.1%	3,180,029	1.6%	Computer and Technology
COST Costco Wholesale	$546,433,309	$3,055,946 ▲	0.6%	551,986	1.5%	Retail/Wholesale
SPY SPDR S&P 500 ETF Trust	$531,143,777	$3,263,482 ▲	0.6%	859,665	1.5%	Finance
GOOGL Alphabet	$445,004,750	$10,409,378 ▼	-2.3%	2,525,136	1.2%	Computer and Technology
META Meta Platforms	$425,581,368	$18,777,016 ▲	4.6%	576,598	1.2%	Computer and Technology
UBER Uber Technologies	$403,432,310	$7,018,400 ▲	1.8%	4,324,033	1.1%	Computer and Technology
PGR Progressive	$401,736,688	$4,706,610 ▼	-1.2%	1,505,421	1.1%	Finance
VEEV Veeva Systems	$370,043,394	$4,019,913 ▼	-1.1%	1,284,962	1.0%	Medical
SYK Stryker	$365,663,848	$837,944 ▼	-0.2%	924,257	1.0%	Medical
FI Fiserv	$363,357,408	$20,259,557 ▲	5.9%	2,107,519	1.0%	Business Services
WSO Watsco	$356,235,351	$3,557,690 ▼	-1.0%	806,656	1.0%	Construction
NOW ServiceNow	$336,992,640	$1,724,092 ▲	0.5%	327,788	0.9%	Computer and Technology
GE VERNOVA INC	$334,849,336	$147,952,475 ▲	79.2%	632,806	0.9%	COM
ICE Intercontinental Exchange	$321,602,508	$3,927,358 ▼	-1.2%	1,752,889	0.9%	Finance
APH Amphenol	$293,430,470	$5,520,322 ▼	-1.8%	2,971,448	0.8%	Computer and Technology
FAST Fastenal	$286,564,877	$148,274,244 ▲	107.2%	6,822,973	0.8%	Retail/Wholesale
HD Home Depot	$278,411,664	$934,565 ▼	-0.3%	759,360	0.8%	Retail/Wholesale
GWRE Guidewire Software	$276,565,492	$1,236,819 ▼	-0.4%	1,174,625	0.8%	Computer and Technology
DHR Danaher	$271,760,602	$13,443,786 ▼	-4.7%	1,375,724	0.8%	Medical
IVV iShares Core S&P 500 ETF	$270,801,097	$11,743,699 ▲	4.5%	436,143	0.8%	ETF
TDG Transdigm Group	$262,999,951	$3,448,821 ▼	-1.3%	172,953	0.7%	Aerospace
AVGO Broadcom	$257,580,283	$19,027,290 ▲	8.0%	934,447	0.7%	Computer and Technology
WDAY Workday	$256,108,470	$10,433,036 ▼	-3.9%	1,067,119	0.7%	Computer and Technology
ZTS Zoetis	$254,490,329	$40,610,791 ▼	-13.8%	1,631,871	0.7%	Medical
ISRG Intuitive Surgical	$253,241,538	$4,017,430 ▼	-1.6%	466,023	0.7%	Medical
TYL Tyler Technologies	$251,819,172	$2,308,516 ▲	0.9%	424,768	0.7%	Computer and Technology
CPRT Copart	$249,388,006	$3,449,474 ▼	-1.4%	5,082,291	0.7%	Business Services
WMT Walmart	$238,095,716	$926,075 ▼	-0.4%	2,435,014	0.7%	Retail/Wholesale
LLY Eli Lilly and Company	$237,341,205	$21,323,268 ▼	-8.2%	304,467	0.7%	Medical
PANW Palo Alto Networks	$236,949,728	$4,248,735 ▼	-1.8%	1,157,886	0.7%	Computer and Technology
ABBV AbbVie	$233,400,739	$2,655,664 ▲	1.2%	1,257,412	0.6%	Medical
CSGP CoStar Group	$230,841,402	$2,601,422 ▼	-1.1%	2,871,162	0.6%	Computer and Technology
CTAS Cintas	$226,118,430	$3,559,681 ▲	1.6%	1,014,575	0.6%	Business Services
ADBE Adobe	$218,730,772	$14,915,774 ▼	-6.4%	565,371	0.6%	Computer and Technology
ABT Abbott Laboratories	$218,065,498	$3,302,459 ▲	1.5%	1,603,305	0.6%	Medical
ECL Ecolab	$216,941,331	$2,418,764 ▼	-1.1%	805,156	0.6%	Basic Materials
AXP American Express	$216,450,339	$3,501,764 ▼	-1.6%	678,570	0.6%	Finance
BRK.B Berkshire Hathaway	$215,000,361	$10,610,675 ▲	5.2%	442,597	0.6%	Finance
BX Blackstone	$202,820,245	$1,497,744 ▲	0.7%	1,355,932	0.6%	Finance
AON AON	$202,634,886	$4,722,428 ▲	2.4%	567,987	0.6%	Finance
NFLX Netflix	$201,210,742	$17,172,983 ▲	9.3%	150,255	0.6%	Consumer Discretionary
INTU Intuit	$201,112,198	$289,061 ▼	-0.1%	255,338	0.6%	Computer and Technology
DXCM DexCom	$192,740,189	$2,664,004 ▼	-1.4%	2,208,044	0.5%	Medical
RYAN Ryan Specialty	$191,337,144	$1,990,679 ▲	1.1%	2,814,195	0.5%	Finance
PSTG Pure Storage	$179,911,128	$24,005,275 ▼	-11.8%	3,124,542	0.5%	Computer and Technology
CRM Salesforce	$178,772,024	$6,705,993 ▼	-3.6%	655,587	0.5%	Computer and Technology
ACN Accenture	$175,618,932	$40,028,276 ▼	-18.6%	587,570	0.5%	Computer and Technology
VOO Vanguard S&P 500 ETF	$172,556,179	$7,082,767 ▲	4.3%	303,780	0.5%	ETF
AMT American Tower	$170,886,830	$887,395 ▼	-0.5%	773,174	0.5%	Finance
VEA Vanguard FTSE Developed Markets ETF	$168,569,302	$821,856 ▼	-0.5%	2,956,837	0.5%	ETF
AAON AAON	$168,155,183	$7,550,673 ▲	4.7%	2,280,070	0.5%	Construction
PG Procter & Gamble	$156,175,461	$1,579,976 ▼	-1.0%	980,263	0.4%	Consumer Staples
QQQ Invesco QQQ	$149,156,382	$7,609,879 ▲	5.4%	270,387	0.4%	Finance
VTV Vanguard Value ETF	$145,609,393	$10,270,363 ▲	7.6%	823,862	0.4%	ETF
JNJ Johnson & Johnson	$145,548,862	$733,811 ▼	-0.5%	952,857	0.4%	Medical
BWXT BWX Technologies	$144,579,566	$31,781,928 ▲	28.2%	1,003,607	0.4%	Aerospace
IBM International Business Machines	$140,204,015	$4,354,191 ▲	3.2%	475,623	0.4%	Computer and Technology
VEU Vanguard FTSE All-World ex-US ETF	$138,175,888	$3,629,947 ▲	2.7%	2,055,577	0.4%	ETF
BA Boeing	$137,882,170	$37,767,128 ▲	37.7%	658,055	0.4%	Aerospace
VIG Vanguard Dividend Appreciation ETF	$130,072,583	$1,301,293 ▼	-1.0%	635,523	0.4%	ETF
CMG Chipotle Mexican Grill	$129,795,231	$7,581,149 ▼	-5.5%	2,311,580	0.4%	Retail/Wholesale
AME AMETEK	$124,837,051	$2,764,526 ▼	-2.2%	689,860	0.3%	Computer and Technology
ROL Rollins	$122,443,354	$161,982 ▼	-0.1%	2,170,212	0.3%	Construction
POOL Pool	$119,430,415	$31,395,598 ▼	-20.8%	409,738	0.3%	Consumer Discretionary
VRSK Verisk Analytics	$119,397,100	$93,762 ▼	-0.1%	383,297	0.3%	Business Services
ARISTA NETWORKS INC	$118,411,752	$12,825,786 ▲	12.1%	1,157,382	0.3%	COM SHS
UNP Union Pacific	$114,547,328	$4,495,300 ▼	-3.8%	497,859	0.3%	Transportation
IRTC iRhythm Technologies	$113,827,408	$7,800,846 ▼	-6.4%	739,331	0.3%	Medical
ORCL Oracle	$113,520,876	$4,256,730 ▲	3.9%	519,237	0.3%	Computer and Technology
LINDE PLC	$112,589,405	$955,249 ▼	-0.8%	239,971	0.3%	SHS
KO CocaCola	$109,653,394	$146,311 ▲	0.1%	1,549,871	0.3%	Consumer Staples
SPGI S&P Global	$108,619,277	$62,748 ▲	0.1%	205,995	0.3%	Finance
IWM iShares Russell 2000 ETF	$106,509,632	$5,367,345 ▼	-4.8%	493,580	0.3%	Finance
LYV Live Nation Entertainment	$106,215,352	$3,756,736 ▼	-3.4%	702,111	0.3%	Consumer Discretionary
GS The Goldman Sachs Group	$106,173,477	$5,913,940 ▼	-5.3%	150,016	0.3%	Finance
IWF iShares Russell 1000 Growth ETF	$105,760,086	$12,087,813 ▲	12.9%	249,093	0.3%	ETF
XOM Exxon Mobil	$104,673,923	$1,199,491 ▲	1.2%	971,001	0.3%	Energy
ITW Illinois Tool Works	$104,229,968	$5,759,689 ▼	-5.2%	421,557	0.3%	Industrials
SBUX Starbucks	$100,233,304	$11,547,485 ▼	-10.3%	1,093,892	0.3%	Retail/Wholesale
MCD McDonald's	$99,975,353	$331,613 ▲	0.3%	342,182	0.3%	Retail/Wholesale
IUSV iShares Core S&P U.S. Value ETF	$99,308,479	$8,399,073 ▼	-7.8%	1,049,440	0.3%	Manufacturing
ORLY O'Reilly Automotive	$97,305,470	$90,721,200 ▲	1,377.8%	1,079,612	0.3%	Retail/Wholesale
CVX Chevron	$93,490,702	$503,169 ▼	-0.5%	652,914	0.3%	Energy
WM Waste Management	$92,378,366	$22,868,975 ▲	32.9%	403,716	0.3%	Business Services
ROK Rockwell Automation	$91,987,372	$4,131,192 ▼	-4.3%	276,929	0.3%	Computer and Technology
TSLA Tesla	$90,073,145	$8,854,456 ▲	10.9%	283,552	0.3%	Auto/Tires/Trucks
CRWD CrowdStrike	$89,028,946	$7,771,564 ▲	9.6%	174,803	0.2%	Computer and Technology
CWAN Clearwater Analytics	$85,278,343	$29,701,797 ▲	53.4%	3,888,661	0.2%	Computer and Technology
VUG Vanguard Growth ETF	$82,988,936	$979,822 ▼	-1.2%	189,300	0.2%	ETF
RBA RB Global	$82,645,398	$3,095,861 ▼	-3.6%	778,279	0.2%	Business Services
VTI Vanguard Total Stock Market ETF	$82,163,792	$1,802,608 ▲	2.2%	270,338	0.2%	ETF
GD General Dynamics	$81,541,263	$3,205,640 ▼	-3.8%	279,576	0.2%	Aerospace

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