WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
โขCIK: 1644956โขFiling: Q4 2025
William Blair Investment Management, LLC, currently manages $35.9 billion in assets, with a focus on technology and growth stocks, as evidenced by top holdings like NVDA, TSM, and MSFT. Recently, the fund has made notable moves by adding MSI and MRVL with significant increases, while exiting positions in LYV and LRN, reflecting a strategy of capitalizing on high-growth opportunities and adjusting to market dynamics.
Total AUM
$35.9B
QoQ Performance
-7.3%
Positions
408
Top 10 Concentration
35.3%
Latest Filing
Q4 2025
Top Holdings Allocation
NVDA
TSM
NVDA5.5%
TSM5.1%
MSFT4.7%
AAPL4.1%
AMZN2.8%
GOOGL2.8%
AVGO2.4%
META2.2%
๐ Biggest Buys
๐ Biggest Sells
Sector Breakdown
Other65.4%
Technology26.0%
Consumer4.6%
Financial1.9%
Healthcare0.9%
Materials0.8%
Communication0.4%
๐ช Exited Positionssold since Q3 2025
+224 more exited positions
Changes from Q3 2025
NEW15 new positions
โ70 increased
โ115 decreased
Historical Filings
Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023