Institutions / Blair William & CO/IL

Blair William & CO/IL

CIK 902367 · Institution · as of Dec 31, 2025
Portfolio value
$37.26B
Positions
1,867
As of
Dec 31, 2025

Top holdings

Dec 31, 2025View all 1,867 →
CompanyClassValueShares% of portfolio
Microsoft Corp$1.73B3,574,5684.6%
Apple Inc.$1.62B5,949,9484.3%
Amazon.com Inc$1.40B6,064,4243.8%
NVIDIA Corp$1.02B5,494,3502.8%
Alphabet Inc.$978.67M3,118,7592.6%
Alphabet Inc.$780.49M2,493,5802.1%
JPMORGAN CHASE & CO$744.27M2,309,8092.0%
Idexx Laboratories Inc /De$677.46M1,001,3751.8%
Visa Inc$676.60M1,929,2371.8%
SPDR S&P 500 ETF Tr$584.95M857,8031.6%
Mastercard Inc$545.30M955,1881.5%
Meta Platforms Inc$485.96M736,2021.3%
Costco Wholesale Corp /New$449.44M521,1821.2%
GE Vernova Inc.$426.33M652,3061.1%
Amphenol Corp /De$358.65M2,653,8911.0%
ELI LILLY & Co$349.05M324,7960.9%
ServiceNow Inc$339.29M2,214,8400.9%
Uber Technologies, Inc$335.63M4,107,5580.9%
iShares Tr$334.54M488,4200.9%
Progressive CORP/OH$320.41M1,407,0320.9%
Danaher Corp /De$314.22M1,372,6240.8%
Broadcom Inc.$310.26M896,4460.8%
AbbVie Inc.$305.60M1,337,4610.8%
Stryker Corp$296.96M844,8990.8%
Fastenal Co$281.50M7,014,6660.8%

Activity

Dec 31, 2025
InsidersInstitutions
This fund's 13F position changes — what it's buying and selling.
No quarter-over-quarter changes yet — position changes appear once we've ingested two consecutive 13F filings for this manager. We currently hold 1 quarter of holdings.