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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

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
MSI icon
376
Motorola Solutions
MSI
$77B
$7.29M 0.03%
33,610
+2,795
+9% +$558K
LFUS icon
377
Littelfuse
LFUS
$11.4B
$7.26M 0.03%
28,498
STZ icon
378
Constellation Brands
STZ
$23.3B
$7.26M 0.03%
31,024
+8,647
+39% +$2.03M
IFF icon
379
International Flavors & Fragrances
IFF
$21.4B
$7.25M 0.03%
48,495
+2,428
+5% +$348K
NUAN
380
DELISTED
Nuance Communications, Inc.
NUAN
$7.24M 0.03%
132,991
+117,177
+741% +$6.17M
GIS icon
381
General Mills
GIS
$20.8B
$7.2M 0.03%
118,191
+2,695
+2% +$167K
RF icon
382
Regions Financial
RF
$27B
$7.12M 0.02%
352,816
+4,170
+1% +$90.2K
BR icon
383
Broadridge
BR
$19.6B
$7.07M 0.02%
43,744
-1,204
-3% -$192K
BFX
384
DELISTED
BowFlex Inc.
BFX
$7.03M 0.02%
417,032
-1,075
-0.3% -$18.1K
PFFD icon
385
Global X US Preferred ETF
PFFD
$2.18B
$7M 0.02%
267,486
+117,968
+79% +$3.04M
WM icon
386
Waste Management
WM
$89.6B
$6.99M 0.02%
49,915
-5,524
-10% -$764K
TTWO icon
387
Take-Two Interactive
TTWO
$45.2B
$6.97M 0.02%
39,359
-644
-2% -$114K
COIN icon
388
Coinbase
COIN
$40.6B
$6.91M 0.02%
+27,276
New +$7.08M
DD icon
389
DuPont de Nemours
DD
$19.5B
$6.88M 0.02%
70,848
-1,593
-2% -$160K
NKTR icon
390
Nektar Therapeutics
NKTR
$2.57B
$6.88M 0.02%
26,713
-6,801
-20% -$1.88M
AXDX
391
DELISTED
Accelerate Diagnostics
AXDX
$6.86M 0.02%
85,059
-364
-0.4% -$28.9K
AZEK
392
DELISTED
The AZEK Co
AZEK
$6.83M 0.02%
160,783
+37,491
+30% +$1.68M
ETN icon
393
Eaton
ETN
$176B
$6.82M 0.02%
46,021
+619
+1% +$89.2K
PHO icon
394
Invesco Water Resources ETF
PHO
$2.06B
$6.81M 0.02%
127,310
+6,746
+6% +$353K
WPM icon
395
Wheaton Precious Metals
WPM
$59.9B
$6.8M 0.02%
154,272
-8
-0% -$356
USMV icon
396
iShares MSCI USA Min Vol Factor ETF
USMV
$24.6B
$6.77M 0.02%
92,015
-4,946
-5% -$357K
VYM icon
397
Vanguard High Dividend Yield ETF
VYM
$84.2B
$6.71M 0.02%
64,050
-19,893
-24% -$2.09M
TEL icon
398
TE Connectivity
TEL
$62.2B
$6.64M 0.02%
49,092
-2,708
-5% -$363K
MAX icon
399
MediaAlpha
MAX
$813M
$6.61M 0.02%
157,080
+19,027
+14% +$761K
CDLX icon
400
Cardlytics
CDLX
$25.1M
$6.61M 0.02%
5,206
-124
-2% -$140K

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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.