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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
TM icon
1176
Toyota
TM
$220B
– –
-2,404
Closed -$296K
TRIB
1177
Trinity Biotech
TRIB
$7.28M
– –
-184
Closed -$324K
TRS icon
1178
TriMas Corp
TRS
$1.47B
– –
-19,491
Closed -$364K
TXMD icon
1179
TherapeuticsMD
TXMD
$24M
– –
-500
Closed -$259K
VCYT icon
1180
Veracyte
VCYT
$3.71B
– –
-27,105
Closed -$195K
VT icon
1181
Vanguard Total World Stock ETF
VT
$79.2B
– –
-7,860
Closed -$452K
XLI icon
1182
State Street Industrial Select Sector SPDR ETF
XLI
$33.9B
– –
-4,126
Closed -$218K
GAP
1183
CALL
The Gap Inc
GAP
$7.4B
– –
-500
Closed -$12K
VIVS
1184
VivoSim Labs
VIVS
$1.27M
– –
-103
Closed -$62K
CMRX
1185
DELISTED
Chimerix, Inc.
CMRX
– –
-11,750
Closed -$105K
HEWG
1186
DELISTED
iShares Currency Hedged MSCI Germany ETF
HEWG
– –
-40,232
Closed -$980K
EMFM
1187
DELISTED
Global X MSCI Next Emerging & Frontier ETF
EMFM
– –
-17,415
Closed -$300K
NS
1188
DELISTED
NuStar Energy L.P.
NS
– –
-5,400
Closed -$216K
SIEN
1189
DELISTED
Sientra, Inc.
SIEN
– –
-3,171
Closed -$187K
PACW
1190
DELISTED
PacWest Bancorp
PACW
– –
-5,407
Closed -$232K
TWTR
1191
CALL
DELISTED
Twitter, Inc.
TWTR
– –
-500
Closed -$12K
DISCK
1192
DELISTED
Discovery, Inc. Series C Common Stock
DISCK
– –
-8,830
Closed -$223K
BREW
1193
DELISTED
Craft Brew Alliance, Inc.
BREW
– –
-15,050
Closed -$125K
UPL
1194
DELISTED
Ultra Petroleum Corp. Common Stock
UPL
– –
-19,671
Closed -$49K
IDTI
1195
DELISTED
Integrated Device Technology I
IDTI
– –
-10,750
Closed -$283K
P
1196
CALL
DELISTED
Pandora Media Inc
P
– –
-1,000
Closed -$13K
HDP
1197
DELISTED
Hortonworks, Inc.
HDP
– –
-16,040
Closed -$351K
KMI.PRA
1198
DELISTED
Kinder Morgan, Inc.
KMI.PRA
– –
-75,845
Closed -$3.06M
AHGP
1199
DELISTED
Alliance Holdings GP
AHGP
– –
-10,480
Closed -$211K
BWLD
1200
PUT
DELISTED
Buffalo Wild Wings, Inc.
BWLD
– –
-500
Closed -$80K
46 47
48
49 50

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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.