Blair William & Co/Il Top Holdings and 13F Report (2026)

About Blair William & Co/Il

Investment Activity

Blair William & Co/Il has $38.39 billion in total holdings as of June 30, 2026.
Blair William & Co/Il owns shares of 1,998 different stocks, but just 145 companies or ETFs make up 80% of its holdings.
Approximately 5.32% of the portfolio was purchased this quarter.
About 6.09% of the portfolio was sold this quarter.
This quarter, Blair William & Co/Il has purchased 1,922 new stocks and bought additional shares in 900 stocks.
Blair William & Co/Il sold shares of 700 stocks and completely divested from 91 stocks this quarter.

Largest Holdings

Apple: $1,658,473,962
Amazon.com: $1,400,277,006
Microsoft: $1,284,149,026
NVIDIA: $1,075,368,561
Alphabet: $1,043,639,186

Largest New Holdings this Quarter

438516205 - HONEYWELL INTL INC: $101,736,578 Holding
43849R105 - HONEYWELL AEROSPACE INC: $100,386,017 Holding
70339W104 - PATTERN GROUP INC: $17,723,180 Holding
84615Q103 - SPACE EXPLORATION TECHN CORP: $10,170,407 Holding
14154A102 - CARDINAL INFRASTRUCTURE GROU: $9,249,781 Holding

Largest Purchases this Quarter

Vanguard Growth ETF: 1,276,220 shares (about $109.93M)
HONEYWELL INTL INC: 454,384 shares (about $101.74M)
HONEYWELL AEROSPACE INC: 454,071 shares (about $100.39M)
iShares Russell 1000 Growth ETF: 707,575 shares (about $87.86M)
KLA: 256,312 shares (about $77.33M)

Largest Sales this Quarter

Danaher: 325,709 shares (about $62.04M)
Apple: 199,389 shares (about $57.70M)
Marvell Technology: 193,427 shares (about $57.62M)
Veeva Systems: 316,733 shares (about $56.21M)
Copart: 1,919,038 shares (about $54.10M)

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
AAPL Apple	$1,658,473,962	$57,695,197 â–¼	-3.4%	5,731,525	4.3%	Technology
AMZN Amazon.com	$1,400,277,006	$43,571,887 â–¼	-3.0%	5,875,124	3.6%	Consumer Discretionary
MSFT Microsoft	$1,284,149,026	$20,716,040 â–¼	-1.6%	3,442,574	3.3%	Technology
NVDA NVIDIA	$1,075,368,561	$10,695,011 â–¼	-1.0%	5,374,424	2.8%	Technology
GOOG Alphabet	$1,043,639,186	$28,987,543 â–¼	-2.7%	2,953,724	2.7%	Communication Services
GOOGL Alphabet	$858,624,702	$11,970,466 â–¼	-1.4%	2,402,621	2.2%	Communication Services
GE VERNOVA INC	$775,022,876	$5,792,056 â–¼	-0.7%	659,673	2.0%	COM
JPM JPMorgan Chase & Co.	$743,156,822	$12,076,184 â–¼	-1.6%	2,270,360	1.9%	Finance
SPY SPDR S&P 500 ETF Trust	$633,286,009	$2,046,149 â–²	0.3%	848,034	1.6%	ETF
V Visa	$631,835,921	$1,022,065 â–¼	-0.2%	1,841,604	1.6%	Finance
COST Costco Wholesale	$490,833,719	$3,194,631 â–²	0.7%	524,692	1.3%	Consumer Staples
IDXX IDEXX Laboratories	$483,564,860	$14,624,510 â–¼	-2.9%	918,556	1.3%	Healthcare
APH Amphenol	$441,577,319	$2,805,251 â–¼	-0.6%	2,504,409	1.2%	Technology
MA Mastercard	$432,630,792	$41,629,832 â–¼	-8.8%	842,350	1.1%	Finance
RSP Invesco S&P 500 Equal Weight ETF	$421,793,485	$64,211,423 â–²	18.0%	1,982,392	1.1%	ETF
PANW Palo Alto Networks	$418,267,566	$26,715,169 â–¼	-6.0%	1,226,519	1.1%	Technology
LLY Eli Lilly and Company	$416,319,968	$27,682,859 â–²	7.1%	347,098	1.1%	Healthcare
META Meta Platforms	$377,900,414	$28,637,089 â–¼	-7.0%	670,881	1.0%	Communication Services
VEU Vanguard FTSE All-World ex-US ETF	$375,134,515	$26,012,164 â–²	7.5%	4,479,218	1.0%	ETF
MU Micron Technology	$364,615,192	$18,968,467 â–¼	-4.9%	315,878	0.9%	Technology
IVV iShares Core S&P 500 ETF	$362,990,262	$849,991 â–¼	-0.2%	484,704	0.9%	ETF
FAST Fastenal	$355,761,040	$1,601,897 â–²	0.5%	7,407,059	0.9%	Industrials
AVGO Broadcom	$351,200,187	$4,301,817 â–²	1.2%	929,716	0.9%	Technology
ABBV AbbVie	$324,076,456	$11,638,858 â–¼	-3.5%	1,287,857	0.8%	Healthcare
VEA Vanguard FTSE Developed Markets ETF	$305,735,367	$30,561,759 â–²	11.1%	4,291,023	0.8%	ETF
BWXT BWX Technologies	$302,956,557	$23,025,537 â–²	8.2%	1,556,417	0.8%	Industrials
VOO Vanguard S&P 500 ETF	$288,028,908	$15,104,327 â–²	5.5%	419,372	0.8%	ETF
ARISTA NETWORKS INC	$272,609,153	$77,038,711 â–²	39.4%	1,604,716	0.7%	COM SHS
VTV Vanguard Value ETF	$268,598,032	$14,510,867 â–²	5.7%	1,232,497	0.7%	ETF
QQQ Invesco QQQ	$264,528,652	$35,496,660 â–²	15.5%	359,219	0.7%	ETF
WALMART INC	$257,199,781	$11,711,425 â–¼	-4.4%	2,270,879	0.7%	COM
HD Home Depot	$246,025,938	$22,511,202 â–¼	-8.4%	697,590	0.6%	Consumer Discretionary
JNJ Johnson & Johnson	$242,861,932	$160,001 â–²	0.1%	956,262	0.6%	Healthcare
BRK.B Berkshire Hathaway	$241,981,741	$5,872,580 â–¼	-2.4%	483,586	0.6%	Finance
EVERPURE INC	$240,159,308	$10,246,481 â–²	4.5%	3,048,094	0.6%	CL A
ECL Ecolab	$238,014,780	$3,375,916 â–¼	-1.4%	854,294	0.6%	Materials
WSO Watsco	$235,045,592	$7,782,845 â–¼	-3.2%	564,024	0.6%	Industrials
AXP American Express	$230,118,643	$4,548,111 â–¼	-1.9%	680,321	0.6%	Finance
PGR Progressive	$225,900,097	$40,554,164 â–¼	-15.2%	1,034,104	0.6%	Finance
NOW ServiceNow	$222,390,177	$43,588,089 â–²	24.4%	2,240,030	0.6%	Technology
TDG Transdigm Group	$219,733,476	$1,715,669 â–¼	-0.8%	164,960	0.6%	Industrials
SYK Stryker	$215,474,067	$51,416,227 â–¼	-19.3%	684,392	0.6%	Healthcare
IWM iShares Russell 2000 ETF	$210,630,787	$21,879,672 â–²	11.6%	701,051	0.5%	ETF
CRWD CrowdStrike	$207,753,341	$15,152,902 â–²	7.9%	272,235	0.5%	Technology
UBER Uber Technologies	$201,657,621	$36,441,234 â–¼	-15.3%	2,794,590	0.5%	Industrials
VTI Vanguard Total Stock Market ETF	$195,575,374	$57,783,221 â–²	41.9%	528,525	0.5%	ETF
AAON AAON	$194,531,388	$11,261,232 â–¼	-5.5%	1,533,434	0.5%	Industrials
BA Boeing	$190,146,384	$9,461,038 â–¼	-4.7%	878,396	0.5%	Industrials
DHR Danaher	$184,974,108	$62,041,028 â–¼	-25.1%	971,095	0.5%	Healthcare
CTAS Cintas	$180,885,157	$15,303,286 â–²	9.2%	1,063,530	0.5%	Industrials
VIG Vanguard Dividend Appreciation ETF	$170,027,223	$7,286,945 â–²	4.5%	718,567	0.4%	ETF
PWR Quanta Services	$161,767,861	$853,248 â–¼	-0.5%	224,665	0.4%	Industrials
ISRG Intuitive Surgical	$158,133,603	$10,971,205 â–¼	-6.5%	397,640	0.4%	Healthcare
MRVL Marvell Technology	$158,045,132	$57,619,929 â–¼	-26.7%	530,549	0.4%	Technology
ICE Intercontinental Exchange	$158,043,005	$38,148,600 â–¼	-19.4%	1,283,754	0.4%	Finance
GS The Goldman Sachs Group	$148,890,583	$9,150,859 â–¼	-5.8%	147,217	0.4%	Finance
CW Curtiss-Wright	$140,647,267	$14,080,715 â–²	11.1%	185,609	0.4%	Industrials
ROK Rockwell Automation	$139,777,154	$858,965 â–¼	-0.6%	282,332	0.4%	Industrials
RBC RBC Bearings	$139,039,673	$1,257,849 â–¼	-0.9%	215,880	0.4%	Industrials
IBM International Business Machines	$136,670,198	$9,124,976 â–¼	-6.3%	486,008	0.4%	Technology
AMD Advanced Micro Devices	$136,638,154	$19,324,551 â–²	16.5%	235,214	0.4%	Technology
GLD SPDR Gold Shares	$133,586,400	$8,879,065 â–¼	-6.2%	362,632	0.3%	ETF
VEEV Veeva Systems	$133,252,033	$56,210,574 â–¼	-29.7%	750,843	0.3%	Healthcare
UNP Union Pacific	$132,675,614	$7,357,872 â–¼	-5.3%	487,778	0.3%	Industrials
VUG Vanguard Growth ETF	$131,505,655	$109,933,611 â–²	509.6%	1,526,650	0.3%	ETF
IUSV iShares Core S&P U.S. Value ETF	$131,038,719	$2,609,123 â–²	2.0%	1,189,639	0.3%	ETF
PG Procter & Gamble	$130,233,352	$853,005 â–¼	-0.7%	888,116	0.3%	Consumer Staples
CAT Caterpillar	$129,408,421	$3,217,054 â–²	2.5%	121,522	0.3%	Industrials
HEI Heico	$127,396,255	$7,431,899 â–²	6.2%	357,664	0.3%	Industrials
IWF iShares Russell 1000 Growth ETF	$120,891,993	$87,859,556 â–²	266.0%	973,601	0.3%	ETF
LINDE PLC	$120,557,368	$449,920 â–¼	-0.4%	232,315	0.3%	SHS
CVX Chevron	$120,530,070	$1,848,224 â–²	1.6%	727,136	0.3%	Energy
AON AON	$119,609,713	$20,232,423 â–¼	-14.5%	360,607	0.3%	Finance
BX Blackstone	$118,964,911	$19,722,308 â–¼	-14.2%	1,011,005	0.3%	Finance
MRK Merck & Co., Inc.	$118,311,927	$2,431,992 â–²	2.1%	920,715	0.3%	Healthcare
RDVY First Trust Rising Dividend Achievers ETF	$115,998,539	$44,599,041 â–²	62.5%	1,431,021	0.3%	ETF
LYV Live Nation Entertainment	$114,995,591	$6,238,006 â–¼	-5.1%	628,014	0.3%	Communication Services
TSLA Tesla	$114,904,943	$9,609,866 â–¼	-7.7%	273,193	0.3%	Consumer Discretionary
KO CocaCola	$113,545,955	$1,510,809 â–¼	-1.3%	1,397,145	0.3%	Consumer Staples
DXCM DexCom	$112,182,565	$17,626,981 â–¼	-13.6%	1,665,665	0.3%	Healthcare
WM Waste Management	$109,507,115	$1,565,731 â–²	1.5%	491,328	0.3%	Industrials
AME AMETEK	$105,528,476	$5,146,308 â–¼	-4.6%	436,176	0.3%	Technology
JLL Jones Lang LaSalle	$105,491,390	$909,083 â–²	0.9%	340,350	0.3%	Real Estate
EFA iShares MSCI EAFE ETF	$103,340,777	$3,740,096 â–²	3.8%	994,809	0.3%	ETF
HONEYWELL INTL INC	$101,736,578	$101,736,578 â–²	New Holding	454,384	0.3%	COM
CSCO Cisco Systems	$100,737,044	$3,973,435 â–²	4.1%	857,629	0.3%	Technology
HONEYWELL AEROSPACE INC	$100,386,017	$100,386,017 â–²	New Holding	454,071	0.3%	COM
GD General Dynamics	$98,794,819	$4,655,782 â–¼	-4.5%	278,892	0.3%	Industrials
ORLY O'Reilly Automotive	$97,063,518	$4,640,692 â–¼	-4.6%	1,054,007	0.3%	Consumer Discretionary
ITW Illinois Tool Works	$97,051,656	$404,082 â–¼	-0.4%	358,826	0.3%	Industrials
DE Deere & Company	$96,895,604	$3,254,106 â–²	3.5%	152,753	0.3%	Industrials
SBUX Starbucks	$96,660,335	$750,075 â–²	0.8%	945,888	0.3%	Consumer Discretionary
ABT Abbott Laboratories	$96,475,759	$24,005,265 â–¼	-19.9%	1,063,211	0.3%	Healthcare
GNRC Generac	$95,287,889	$6,267,299 â–¼	-6.2%	325,426	0.2%	Industrials
IUSG iShares Core S&P U.S. Growth ETF	$94,298,260	$4,338,864 â–²	4.8%	501,346	0.2%	ETF
MCD McDonald's	$91,942,759	$2,190,864 â–¼	-2.3%	340,138	0.2%	Consumer Discretionary
NFLX Netflix	$91,783,376	$34,127,070 â–¼	-27.1%	1,285,481	0.2%	Communication Services
TSM Taiwan Semiconductor Manufacturing	$91,532,052	$25,744,375 â–²	39.1%	191,662	0.2%	Technology
ITOT iShares Core S&P Total U.S. Stock Market ETF	$91,429,786	$3,435,545 â–¼	-3.6%	556,582	0.2%	ETF
GWRE Guidewire Software	$89,381,920	$30,628,252 â–¼	-25.5%	726,387	0.2%	Technology

Showing largest 100 holdings. View all holdings.

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Blair William & Co/Il Top Holdings and 13F Report (2026)

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 (2026)

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