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William Blair & Company

William Blair & Company Portfolio holdings

AUM $34.9B
1-Year Est. Return 18.88%
This Fund
S&P 500
This Quarter Est. Return
+1.36%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+563.35%
AUM
$17.4B
AUM Growth
-$134M
Cap. Flow
-$77.4M
Cap. Flow %
-0.45%
Top 10 Hldgs %
22.49%
Holding
1,807
New
76
Increased
584
Reduced
700
Closed
110

Top Buys

Rank Stock Value
1
DIS icon
Walt Disney
DIS
+$38.7M
2
BX icon
Blackstone
BX
+$30.7M
3
FISV
Fiserv Inc
FISV
+$22.7M
4
COLD icon
Americold
COLD
+$18.8M
5
PRO
PROS Holdings
PRO
+$16.9M

Top Sells

Rank Stock Value
1
NFLX icon
Netflix
NFLX
+$45.9M
2
P
Everpure Inc
P
+$43.7M
3
WDAY icon
Workday
WDAY
+$41.7M
4
SMAR
Smartsheet Inc.
SMAR
+$27.6M
5
KMPR icon
Kemper
KMPR
+$21.8M

Sector Composition

Rank Sector Weight
1 Technology 22.76%
2 Healthcare 17.55%
3 Financials 12.49%
4 Consumer Discretionary 10.27%
5 Industrials 9.42%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
IR icon
826
Ingersoll Rand
IR
$33.7B
$742K ﹤0.01%
26,222
-26,146
-50% -$808K
WSM icon
827
Williams-Sonoma
WSM
$29.6B
$736K ﹤0.01%
21,660
-368
-2% -$12.2K
DELL icon
828
Dell
DELL
$293B
$735K ﹤0.01%
27,973
+3,066
+12% +$81.3K
HPQ icon
829
HP
HPQ
$27.5B
$735K ﹤0.01%
38,867
+1,489
+4% +$29.2K
VONE icon
830
Vanguard Russell 1000 ETF
VONE
$8.58B
$726K ﹤0.01%
5,337
– –
BCSF icon
831
Bain Capital Specialty
BCSF
$850M
$725K ﹤0.01%
38,933
-226,661
-85% -$4.09M
AVLR
832
DELISTED
Avalara, Inc.
AVLR
$725K ﹤0.01%
+10,780
New +$872K
LH icon
833
Labcorp
LH
$25.9B
$722K ﹤0.01%
4,999
+214
+4% +$31.2K
RWX icon
834
State Street SPDR Dow Jones International Real Estate ETF
RWX
$270M
$721K ﹤0.01%
18,246
-153
-0.8% -$5.95K
GEL icon
835
Genesis Energy
GEL
$1.85B
$720K ﹤0.01%
33,545
-923
-3% -$20K
DISCK
836
DELISTED
Discovery, Inc. Series C Common Stock
DISCK
$715K ﹤0.01%
29,038
+18,359
+172% +$496K
NUAN
837
DELISTED
Nuance Communications, Inc.
NUAN
$713K ﹤0.01%
50,521
-2,027
-4% -$29.2K
PCAR icon
838
PACCAR
PCAR
$70.1B
$706K ﹤0.01%
15,137
-2,106
-12% -$96.1K
NI icon
839
NiSource
NI
$20.4B
$703K ﹤0.01%
23,494
+760
+3% +$22.3K
TRI icon
840
Thomson Reuters
TRI
$44.1B
$698K ﹤0.01%
9,906
-257
-3% -$18.2K
NLY icon
841
Annaly Capital Management
NLY
$17.4B
$696K ﹤0.01%
19,772
-74
-0.4% -$2.67K
IPG
842
DELISTED
Interpublic Group of Companies
IPG
$695K ﹤0.01%
32,246
-562
-2% -$12.1K
MCY icon
843
Mercury Insurance
MCY
$6.07B
$693K ﹤0.01%
12,409
+1,294
+12% +$74K
MNDT
844
DELISTED
Mandiant, Inc. Common Stock
MNDT
$690K ﹤0.01%
51,713
-1,469
-3% -$20.9K
XLB icon
845
State Street Materials Select Sector SPDR ETF
XLB
$8.66B
$687K ﹤0.01%
23,620
+2
+0% +$58
EMLP icon
846
First Trust North American Energy Infrastructure Fund
EMLP
$4.08B
$684K ﹤0.01%
26,747
-282
-1% -$7.13K
HEEM icon
847
iShares Currency Hedged MSCI Emerging Markets
HEEM
$282M
$681K ﹤0.01%
27,669
-288
-1% -$7.12K
RBC icon
848
RBC Bearings
RBC
$18B
$680K ﹤0.01%
4,099
-605
-13% -$97.8K
IYW icon
849
iShares US Technology ETF
IYW
$25.2B
$679K ﹤0.01%
13,304
-24
-0.2% -$1.22K
AGGY icon
850
WisdomTree Yield Enhanced US Aggregate Bond Fund
AGGY
$926M
$675K ﹤0.01%
12,910
+20
+0.2% +$1.04K
32 33
34
35 36

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William Blair & Company's Q3 2019 Portfolio in Review

As of Q3 2019, William Blair & Company held 1,807 positions worth $17.4B, down 0.77% from $17.5B the previous quarter. Its ten largest holdings account for 22% of the portfolio.

William Blair & Company's Q3 2019 filing shows 76 new, 584 increased, 700 reduced and 110 closed positions. Its largest new stake was Blackstone: 629,283 shares worth $30.7M. The largest sale was Netflix, an estimated $45.9M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, up from 23% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2019 buy was Blackstone: 629,283 shares worth $30.7M.
  • William Blair & Company added most to Walt Disney in Q3 2019, an estimated $38.7M increase.
  • William Blair & Company's biggest Q3 2019 reduction was Netflix, cutting an estimated $45.9M.
  • William Blair & Company fully exited Worldpay, Inc. in Q3 2019, selling an estimated $9.57M.
  • William Blair & Company's ten largest holdings make up 22% of its $17.4B portfolio in Q3 2019.
  • William Blair & Company opened 76 new positions and closed 110 in Q3 2019.
  • William Blair & Company's portfolio value fell 0.77% quarter-over-quarter to $17.4B.

Based on William Blair & Company's 13F filing for Q3 2019, filed 12 Nov 2019.