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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
IJK icon
551
iShares S&P Mid-Cap 400 Growth ETF
IJK
$11.3B
$3.45M 0.01%
42,669
-6,908
-14% -$554K
CALY
552
Callaway Golf Company
CALY
$2.95B
$3.44M 0.01%
+101,865
New +$3.27M
AEP icon
553
American Electric Power
AEP
$68.3B
$3.42M 0.01%
40,436
+179
+0.4% +$15.4K
ENB icon
554
Enbridge
ENB
$112B
$3.41M 0.01%
85,128
-3,372
-4% -$130K
IMGN
555
DELISTED
Immunogen Inc
IMGN
$3.39M 0.01%
514,909
-891
-0.2% -$6.22K
ELS icon
556
Equity Lifestyle Properties
ELS
$12.6B
$3.39M 0.01%
45,626
– –
GOGO icon
557
Gogo Inc
GOGO
$377M
$3.39M 0.01%
297,829
+96,572
+48% +$1.12M
VTIP icon
558
Vanguard Short-Term Inflation-Protected Securities Index Fund
VTIP
$19.8B
$3.35M 0.01%
63,833
+5,707
+10% +$297K
LSCC icon
559
Lattice Semiconductor
LSCC
$18.2B
$3.33M 0.01%
59,371
+5,902
+11% +$303K
DSGX icon
560
Descartes Systems
DSGX
$6.62B
$3.32M 0.01%
47,986
+12,676
+36% +$801K
RGLD icon
561
Royal Gold
RGLD
$19.1B
$3.31M 0.01%
29,035
– –
HACK icon
562
Amplify Cybersecurity ETF
HACK
$3.08B
$3.3M 0.01%
54,401
+126
+0.2% +$7.33K
STWD icon
563
Starwood Property Trust
STWD
$6.05B
$3.3M 0.01%
126,065
+13,706
+12% +$349K
ICLN icon
564
iShares Global Clean Energy ETF
ICLN
$2.11B
$3.3M 0.01%
140,563
+4,063
+3% +$92.7K
PPG icon
565
PPG Industries
PPG
$25.5B
$3.29M 0.01%
19,399
-14
-0.1% -$2.4K
PDP icon
566
Invesco Dorsey Wright Momentum ETF
PDP
$1.53B
$3.28M 0.01%
36,560
-4,935
-12% -$427K
CPB icon
567
Campbell Soup
CPB
$6.94B
$3.28M 0.01%
71,863
+5,946
+9% +$286K
VONG icon
568
Vanguard Russell 1000 Growth ETF
VONG
$46.2B
$3.25M 0.01%
46,593
+8,169
+21% +$542K
HEEM icon
569
iShares Currency Hedged MSCI Emerging Markets
HEEM
$293M
$3.25M 0.01%
98,258
– –
YUMC icon
570
Yum China
YUMC
$16.2B
$3.24M 0.01%
48,841
+310
+0.6% +$19.8K
TTE icon
571
TotalEnergies
TTE
$193B
$3.22M 0.01%
71,187
-32,634
-31% -$1.53M
PODD icon
572
Insulet
PODD
$10.2B
$3.21M 0.01%
11,706
+217
+2% +$59K
CLVT icon
573
Clarivate
CLVT
$1.25B
$3.2M 0.01%
116,254
+3,486
+3% +$95.8K
SP
574
DELISTED
SP Plus Corporation
SP
$3.19M 0.01%
104,445
+33,097
+46% +$1.08M
MEDP icon
575
Medpace
MEDP
$16.2B
$3.19M 0.01%
18,038
-156
-0.9% -$26.9K
21 22
23
24 25

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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.