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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
+0.39%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+512.03%
AUM
$10.6B
AUM Growth
-$28.4M
Cap. Flow
+$48.7M
Cap. Flow %
0.46%
Top 10 Hldgs %
17.73%
Holding
1,332
New
89
Increased
456
Reduced
508
Closed
121

Top Buys

Rank Stock Value
1
XRAY icon
Dentsply Sirona
XRAY
+$51.3M
2
MSFT icon
Microsoft
MSFT
+$36.9M
3
PYPL icon
PayPal
PYPL
+$21.2M
4
AMT icon
American Tower
AMT
+$21.2M
5
OMC icon
Omnicom Group
OMC
+$18.3M

Top Sells

Rank Stock Value
1
SIRO
SIRONA DENTAL SYSTEMS INC COM STK
SIRO
+$57.3M
2
WEX icon
WEX
WEX
+$35.3M
3
ARG
Airgas Inc
ARG
+$29.5M
4
SBAC icon
SBA Communications
SBAC
+$19.6M
5
ESRX
Express Scripts Holding Company
ESRX
+$19M

Sector Composition

Rank Sector Weight
1 Healthcare 18.96%
2 Technology 15.24%
3 Industrials 12.81%
4 Financials 11.94%
5 Consumer Discretionary 11.43%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AWRE icon
1101
Aware
AWRE
$27.7M
$57K ﹤0.01%
15,500
– –
FMSA
1102
DELISTED
Fairmount Santrol Holdings Inc.
FMSA
$51K ﹤0.01%
20,500
– –
KTOS icon
1103
Kratos Defense & Security Solutions
KTOS
$10.4B
$49K ﹤0.01%
10,000
– –
LIME
1104
DELISTED
LIME ENERGY CO.NEW COMMON STOCK
LIME
$47K ﹤0.01%
16,847
– –
UEC icon
1105
Uranium Energy
UEC
$5.31B
$42K ﹤0.01%
55,555
– –
BFF
1106
DELISTED
BFC FIN'L CP CL A
BFF
$38K ﹤0.01%
12,500
– –
CNXR
1107
DELISTED
Connecture, Inc.
CNXR
$36K ﹤0.01%
14,187
-1,160
-8% -$3.13K
KODK.WS.A
1108
DELISTED
Eastman Kodak Company
KODK.WS.A
$30K ﹤0.01%
19,789
– –
TCF.WS
1109
DELISTED
TCF Financial Corporation
TCF.WS
$29K ﹤0.01%
18,645
– –
JOY
1110
CALL
DELISTED
Joy Global Inc
JOY
$28K ﹤0.01%
1,800
-800
-31% -$10.1K
DRRX
1111
DELISTED
DURECT Corp
DRRX
$23K ﹤0.01%
1,694
– –
MVIS icon
1112
Microvision
MVIS
$74M
$23K ﹤0.01%
825
– –
ENSV
1113
DELISTED
Enservco Corp.
ENSV
$21K ﹤0.01%
2,467
-166
-6% -$1.2K
MTEM
1114
DELISTED
Molecular Templates, Inc.
MTEM
$13K ﹤0.01%
173
-26
-13% -$1.53K
BIOC
1115
DELISTED
Biocept, Inc.
BIOC
– –
0
– –
DVAX
1116
CALL
DELISTED
Dynavax Technologies
DVAX
$7K ﹤0.01%
+400
New +$8.08K
BBEP
1117
DELISTED
BREITBURN ENERGY PARTNERS LP COM UNITS RPTNG LTD PRTNRSHIP
BBEP
$6K ﹤0.01%
+10,295
New +$6.92K
LINE
1118
DELISTED
LINN ENERGY LLC COM UTS REP LTD LIABILITY CO INTS
LINE
$5K ﹤0.01%
16,040
-2,000
-11% -$1.65K
YUMA
1119
DELISTED
Yuma Energy Inc
YUMA
$2K ﹤0.01%
47
– –
TWER
1120
DELISTED
Towerstream Corporation Common Stock
TWER
$1K ﹤0.01%
500
– –
VLNC
1121
DELISTED
VALENCE TECHNOLOGY INC
VLNC
$1K ﹤0.01%
36,000
– –
AVCS
1122
DELISTED
AMERICAN VANTAGE CO'S
AVCS
$1K ﹤0.01%
21,865
– –
AAPL icon
1123
CALL
Apple
AAPL
$4.54T
– –
-22,400
Closed -$589K
ACIW icon
1124
ACI Worldwide
ACIW
$5.88B
– –
-9,790
Closed -$210K
AMX icon
1125
America Movil
AMX
$72.1B
– –
-13,038
Closed -$182K
43 44
45
46 47

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William Blair & Company's Q1 2016 Portfolio in Review

As of Q1 2016, William Blair & Company held 1,332 positions worth $10.6B, down 0.27% from $10.7B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair & Company's Q1 2016 filing shows 89 new, 456 increased, 508 reduced and 121 closed positions. Its largest new stake was Willis Towers Watson: 37,173 shares worth $4.41M. The largest sale was SIRONA DENTAL SYSTEMS INC COM STK, an estimated $57.3M.

By sector, the portfolio is most concentrated in Healthcare at 19% of assets, down from 20% a quarter earlier, followed by Technology and Industrials.

  • William Blair & Company's largest Q1 2016 buy was Willis Towers Watson: 37,173 shares worth $4.41M.
  • William Blair & Company added most to Dentsply Sirona in Q1 2016, an estimated $51.3M increase.
  • William Blair & Company's biggest Q1 2016 reduction was WEX, cutting an estimated $35.3M.
  • William Blair & Company fully exited SIRONA DENTAL SYSTEMS INC COM STK in Q1 2016, selling an estimated $57.3M.
  • William Blair & Company's ten largest holdings make up 18% of its $10.6B portfolio in Q1 2016.
  • William Blair & Company opened 89 new positions and closed 121 in Q1 2016.
  • William Blair & Company's portfolio value fell 0.27% quarter-over-quarter to $10.6B.

Based on William Blair & Company's 13F filing for Q1 2016, filed 16 May 2016.