William Blair & Company

William Blair & Company Portfolio holdings

AUM $36B
1-Year Return 22.14%
This Quarter Return
+6.81%
1 Year Return
+22.14%
3 Year Return
+91.53%
5 Year Return
+136.53%
10 Year Return
+482.99%
AUM
$17.5B
AUM Growth
+$1.09B
Cap. Flow
+$219M
Cap. Flow %
1.25%
Top 10 Hldgs %
22.04%
Holding
1,820
New
114
Increased
671
Reduced
633
Closed
79

Top Buys

1
FI icon
Fiserv
FI
+$43.6M
2
TDOC icon
Teladoc Health
TDOC
+$23.8M
3
DLB icon
Dolby
DLB
+$23.3M
4
CPRT icon
Copart
CPRT
+$22.7M
5
DXCM icon
DexCom
DXCM
+$19.1M

Sector Composition

1 Technology 22.57%
2 Healthcare 17.89%
3 Financials 12.54%
4 Consumer Discretionary 10.12%
5 Industrials 9.63%
Name Market Value Portfolio Weight Shares or Principal Shares
Change %
Capital Flow
ISCG icon
1526
iShares Morningstar Small-Cap Growth ETF
ISCG
$736M
$32K ﹤0.01%
930
-480
-34% -$16.5K
MCHI icon
1527
iShares MSCI China ETF
MCHI
$8.25B
$32K ﹤0.01%
531
+118
+29% +$7.11K
SH icon
1528
ProShares Short S&P500
SH
$1.22B
$32K ﹤0.01%
300
-319
-52% -$34K
MDYV icon
1529
SPDR S&P 400 Mid Cap Value ETF
MDYV
$2.48B
$31K ﹤0.01%
600
RNTX
1530
Rein Therapeutics, Inc. Common Stock
RNTX
$26.8M
$31K ﹤0.01%
2,165
+1,072
+98% +$15.4K
IDEV icon
1531
iShares Core MSCI International Developed Markets ETF
IDEV
$21.9B
$30K ﹤0.01%
544
+7
+1% +$386
KBWR icon
1532
Invesco KBW Regional Banking ETF
KBWR
$52.8M
$30K ﹤0.01%
594
-235
-28% -$11.9K
PSCH icon
1533
Invesco S&P SmallCap Health Care ETF
PSCH
$142M
$30K ﹤0.01%
759
TDTF icon
1534
FlexShares iBoxx 5-Year Target Duration TIPS Index Fund
TDTF
$889M
$30K ﹤0.01%
1,189
TOVX icon
1535
Theriva Biologics
TOVX
$4.08M
$30K ﹤0.01%
216
-10
-4% -$1.39K
SOCL icon
1536
Global X Social Media ETF
SOCL
$155M
$29K ﹤0.01%
911
-110
-11% -$3.5K
WLL
1537
DELISTED
Whiting Petroleum Corporation
WLL
$29K ﹤0.01%
20
SMOG icon
1538
VanEck Low Carbon Energy ETF
SMOG
$123M
$28K ﹤0.01%
433
ITEQ icon
1539
Amplify BlueStar Israel Technology ETF
ITEQ
$100M
$27K ﹤0.01%
700
TLH icon
1540
iShares 10-20 Year Treasury Bond ETF
TLH
$11.5B
$27K ﹤0.01%
191
+19
+11% +$2.69K
CZA icon
1541
Invesco Zacks Mid-Cap ETF
CZA
$183M
$26K ﹤0.01%
370
IBDQ icon
1542
iShares iBonds Dec 2025 Term Corporate ETF
IBDQ
$2.85B
$26K ﹤0.01%
1,000
AIG.WS
1543
DELISTED
American International Group, Inc.
AIG.WS
$26K ﹤0.01%
2,101
+1,498
+248% +$18.5K
BOND icon
1544
PIMCO Active Bond Exchange-Traded Fund
BOND
$5.87B
$25K ﹤0.01%
231
EWS icon
1545
iShares MSCI Singapore ETF
EWS
$818M
$25K ﹤0.01%
1,020
ON icon
1546
ON Semiconductor
ON
$19.7B
$25K ﹤0.01%
1,254
-367
-23% -$7.32K
PFFD icon
1547
Global X US Preferred ETF
PFFD
$2.37B
$25K ﹤0.01%
1,000
PZA icon
1548
Invesco National AMT-Free Municipal Bond ETF
PZA
$3.07B
$25K ﹤0.01%
966
RXI icon
1549
iShares Global Consumer Discretionary ETF
RXI
$275M
$25K ﹤0.01%
215
BSJL
1550
DELISTED
Invesco BulletShares 2021 High Yield Corporate Bond ETF
BSJL
$25K ﹤0.01%
1,000