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William Blair & Company

William Blair & Company Portfolio holdings

AUM $34.9B
1-Year Est. Return 18.95%
This Fund
S&P 500
This Quarter Est. Return
1 Year Est. Return
+18.95%
3 Year Est. Return
5 Year Est. Return
10 Year Est. Return
AUM
$31.9B
AUM Growth
+$2.51B
Cap. Flow
Cap. Flow %
Top 10 Hldgs %
Holding
2,054
New
Increased
Reduced
Closed

Top Buys

1 +$66.8M
2 +$47M
3 +$44.1M
4
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$43.7M
5
AON icon
Aon
AON
+$36.1M

Top Sells

1 +$73.8M
2 +$46.9M
3 +$43.6M
4
DIS icon
Walt Disney
DIS
+$34M
5
PGR icon
Progressive
PGR
+$32.6M

Sector Composition

1 Technology 26.2%
2 Healthcare 19.21%
3 Financials 10.7%
4 Consumer Discretionary 10.6%
5 Industrials 10.38%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
2001
-13,623
2002
-8,204
2003
-40
2004
-5,432
2005
-131,447
2006
-20,900
2007
-4,564
2008
-6,000
2009
-153,768
2010
-1,323
2011
-160,399
2012
-25,150
2013
-157,491
2014
-7,950
2015
-28,044
2016
-130
2017
-1,829
2018
-58,355
2019
-5
2020
-35,726
2021
-20,001
2022
-16,200
2023
-35,151
2024
-2,268
2025
-13,650