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William Blair & Company

William Blair & Company Portfolio holdings

AUM $38.4B
1-Year Est. Return 25.71%
This Fund
S&P 500
This Quarter Est. Return
+10.7%
1 Year Est. Return
+25.71%
3 Year Est. Return
+88.7%
5 Year Est. Return
+104.53%
10 Year Est. Return
+665.86%
AUM
$28.9B
AUM Growth
+$2.35B
Cap. Flow
-$98.3M
Cap. Flow %
-0.34%
Top 10 Hldgs %
23.73%
Holding
1,960
New
105
Increased
655
Reduced
787
Closed
72

Top Buys

Rank Stock Value
1
BALL icon
Ball Corp
BALL
+$39.8M
2
ABNB icon
Airbnb
ABNB
+$37.1M
3
GNRC icon
Generac Holdings
GNRC
+$34.4M
4
U icon
Unity
U
+$29.3M
5
TREX icon
Trex
TREX
+$29M

Top Sells

Rank Stock Value
1
FISV
Fiserv Inc
FISV
+$87.4M
2
TDOC icon
Teladoc Health
TDOC
+$65.6M
3
VRSK icon
Verisk Analytics
VRSK
+$65M
4
AAPL icon
Apple
AAPL
+$52M
5
ACWV icon
iShares MSCI Global Min Vol Factor ETF
ACWV
+$46.5M

Sector Composition

Rank Sector Weight
1 Technology 25.7%
2 Healthcare 19.69%
3 Financials 11.7%
4 Consumer Discretionary 10.72%
5 Industrials 9.79%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ELV icon
726
Elevance Health
ELV
$86.4B
$1.85M 0.01%
4,854
+126
+3% +$48.2K
SNAP icon
727
Snap
SNAP
$8.96B
$1.85M 0.01%
27,130
+943
+4% +$56.6K
HEI.A icon
728
HEICO Corp Class A
HEI.A
$38.1B
$1.83M 0.01%
14,768
-1,429
-9% -$181K
GGG icon
729
Graco
GGG
$13.3B
$1.83M 0.01%
24,136
-15
-0.1% -$1.13K
AZTA icon
730
Azenta
AZTA
$1.49B
$1.82M 0.01%
19,088
-1,219
-6% -$118K
MFC icon
731
Manulife Financial
MFC
$72.9B
$1.82M 0.01%
92,262
+585
+0.6% +$12.3K
URI icon
732
United Rentals
URI
$69.7B
$1.79M 0.01%
5,622
+1,705
+44% +$551K
FFIC
733
DELISTED
Flushing Financial
FFIC
$1.78M 0.01%
83,170
– –
DHI icon
734
D.R. Horton
DHI
$41.9B
$1.77M 0.01%
19,586
-15,291
-44% -$1.44M
HCA icon
735
HCA Healthcare
HCA
$89.1B
$1.77M 0.01%
8,543
+91
+1% +$18.5K
MGM icon
736
MGM Resorts International
MGM
$11.1B
$1.76M 0.01%
41,319
-1,002
-2% -$41.5K
PLD icon
737
Prologis
PLD
$134B
$1.76M 0.01%
14,727
+759
+5% +$88.7K
BJ icon
738
BJs Wholesale Club
BJ
$11.9B
$1.74M 0.01%
36,653
-14,978
-29% -$686K
ARWR icon
739
Arrowhead Research
ARWR
$12.1B
$1.73M 0.01%
20,914
-304
-1% -$22.6K
PGX icon
740
Invesco Preferred ETF
PGX
$3.77B
$1.73M 0.01%
112,897
-9,579
-8% -$145K
LIT icon
741
Global X Lithium & Battery Tech ETF
LIT
$1.6B
$1.72M 0.01%
23,695
+5,567
+31% +$358K
SPHQ icon
742
Invesco S&P 500 Quality ETF
SPHQ
$20.1B
$1.72M 0.01%
35,280
-1,875
-5% -$87.2K
SPLV icon
743
Invesco S&P 500 Low Volatility ETF
SPLV
$7.22B
$1.71M 0.01%
28,116
-6,774
-19% -$411K
VCSH icon
744
Vanguard Short-Term Corporate Bond ETF
VCSH
$45.1B
$1.71M 0.01%
20,619
-431,285
-95% -$35.7M
EEMA icon
745
iShares MSCI Emerging Markets Asia ETF
EEMA
$871M
$1.7M 0.01%
18,415
-126
-0.7% -$11.5K
CYBR
746
DELISTED
CyberArk
CYBR
$1.7M 0.01%
13,048
+2,699
+26% +$360K
TER icon
747
Teradyne
TER
$64.2B
$1.7M 0.01%
12,689
+61
+0.5% +$7.81K
AWK icon
748
American Water Works
AWK
$27.1B
$1.7M 0.01%
11,019
-510
-4% -$79.5K
EA
749
DELISTED
Electronic Arts
EA
$1.69M 0.01%
11,744
-146
-1% -$20.7K
HYFM icon
750
Hydrofarm Holdings
HYFM
$8.58M
$1.69M 0.01%
2,855
+2,461
+625% +$1.45M
28 29
30
31 32

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William Blair & Company's Q2 2021 Portfolio in Review

As of Q2 2021, William Blair & Company held 1,960 positions worth $28.9B, up 8.9% from $26.5B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q2 2021 filing shows 105 new, 655 increased, 787 reduced and 72 closed positions. Its largest new stake was Luminar Technologies: 36,860 shares worth $12.1M. The largest sale was Fiserv Inc, an estimated $87.4M.

By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 26% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q2 2021 buy was Luminar Technologies: 36,860 shares worth $12.1M.
  • William Blair & Company added most to Ball Corp in Q2 2021, an estimated $39.8M increase.
  • William Blair & Company's biggest Q2 2021 reduction was Fiserv Inc, cutting an estimated $87.4M.
  • William Blair & Company fully exited RealPage, Inc. in Q2 2021, selling an estimated $12.1M.
  • William Blair & Company's ten largest holdings make up 24% of its $28.9B portfolio in Q2 2021.
  • William Blair & Company opened 105 new positions and closed 72 in Q2 2021.
  • William Blair & Company's portfolio value rose 8.9% quarter-over-quarter to $28.9B.

Based on William Blair & Company's 13F filing for Q2 2021, filed 12 Aug 2021.