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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
PRGO icon
976
Perrigo
PRGO
$1.79B
$453K ﹤0.01%
8,102
-388
-5% -$19.8K
UAL icon
977
United Airlines
UAL
$41.9B
$452K ﹤0.01%
5,111
+162
+3% +$14.3K
VIS icon
978
Vanguard Industrials ETF
VIS
$8.4B
$451K ﹤0.01%
3,086
-482
-14% -$69.6K
BAC.PRL icon
979
Bank of America Series L
BAC.PRL
$3.99B
$448K ﹤0.01%
299
+36
+14% +$51.5K
LBTYK icon
980
Liberty Global Class C
LBTYK
$3.53B
$448K ﹤0.01%
18,817
-488
-3% -$12.7K
SHOO icon
981
Steven Madden
SHOO
$3.54B
$446K ﹤0.01%
12,450
-753
-6% -$24.9K
KBH icon
982
KB Home
KBH
$3.55B
$445K ﹤0.01%
13,100
– –
TPR icon
983
Tapestry
TPR
$32.8B
$445K ﹤0.01%
17,090
+1,617
+10% +$42.6K
JWN
984
DELISTED
Nordstrom
JWN
$436K ﹤0.01%
12,938
-1,573
-11% -$48K
THR
985
DELISTED
Thermon Group Holdings
THR
$436K ﹤0.01%
18,969
-35,170
-65% -$832K
TSN icon
986
Tyson Foods
TSN
$20.6B
$436K ﹤0.01%
5,065
-9
-0.2% -$765
MYGN icon
987
Myriad Genetics
MYGN
$307M
$435K ﹤0.01%
15,191
– –
NDAQ icon
988
Nasdaq
NDAQ
$53.2B
$433K ﹤0.01%
13,071
– –
AL
989
DELISTED
Air Lease Corp
AL
$432K ﹤0.01%
10,332
+1,722
+20% +$70.9K
NBHC icon
990
National Bank Holdings
NBHC
$1.91B
$431K ﹤0.01%
12,592
– –
LUMN icon
991
Lumen
LUMN
$6.52B
$430K ﹤0.01%
34,487
-6,406
-16% -$76.1K
FTDR icon
992
Frontdoor
FTDR
$6.55B
$429K ﹤0.01%
8,828
-650
-7% -$31.4K
AMTD
993
DELISTED
TD Ameritrade Holding Corp
AMTD
$427K ﹤0.01%
9,150
+1,811
+25% +$86.8K
MGEE icon
994
MGE Energy Inc
MGEE
$3.07B
$423K ﹤0.01%
5,290
– –
THO icon
995
Thor Industries
THO
$4.08B
$422K ﹤0.01%
7,450
-1,158
-13% -$60.8K
NXPI icon
996
NXP Semiconductors
NXPI
$60.2B
$421K ﹤0.01%
3,858
+5
+0.1% +$511
EZU icon
997
iShare MSCI Eurozone ETF
EZU
$9.9B
$420K ﹤0.01%
10,790
+1,622
+18% +$62.6K
IMGN
998
DELISTED
Immunogen Inc
IMGN
$420K ﹤0.01%
173,699
+7,100
+4% +$18.9K
ATRO icon
999
Astronics
ATRO
$3.73B
$416K ﹤0.01%
16,973
– –
FCCO icon
1000
First Community Corp
FCCO
$319M
$413K ﹤0.01%
21,224
-500
-2% -$9.47K
38 39
40
41 42

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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.