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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
+563.35%
AUM
$10.6B
AUM Growth
-$28.4M
Cap. Flow
+$48.9M
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
BBDC icon
851
Barings BDC
BBDC
$963M
$367K ﹤0.01%
17,850
+675
+4% +$12.4K
CASY icon
852
Casey's General Stores
CASY
$30.8B
$367K ﹤0.01%
3,245
– –
IVE icon
853
iShares S&P 500 Value ETF
IVE
$49.6B
$364K ﹤0.01%
4,045
– –
GPX
854
DELISTED
GP Strategies Corp.
GPX
$364K ﹤0.01%
13,280
+830
+7% +$20.2K
TYPE
855
DELISTED
Monotype Imaging Holdings Inc.
TYPE
$363K ﹤0.01%
15,185
+4,676
+44% +$109K
QIWI
856
DELISTED
QIWI PLC
QIWI
$358K ﹤0.01%
24,725
-3,418
-12% -$45.7K
BNFT
857
DELISTED
Benefitfocus, Inc.
BNFT
$357K ﹤0.01%
10,702
-256,191
-96% -$7.63M
STJ
858
DELISTED
St Jude Medical
STJ
$357K ﹤0.01%
6,497
– –
LOGI icon
859
Logitech
LOGI
$14.7B
$355K ﹤0.01%
22,335
– –
WBD icon
860
Warner Bros
WBD
$66.2B
$355K ﹤0.01%
12,420
+199
+2% +$5.33K
AZZ icon
861
AZZ Inc
AZZ
$4.53B
$352K ﹤0.01%
6,235
– –
IQV icon
862
IQVIA
IQV
$38.3B
$350K ﹤0.01%
+5,387
New +$341K
INDA icon
863
iShares MSCI India ETF
INDA
$6.6B
$346K ﹤0.01%
12,789
-250
-2% -$6.39K
COR icon
864
Cencora
COR
$63.2B
$344K ﹤0.01%
3,979
-200
-5% -$17.8K
MPC icon
865
Marathon Petroleum
MPC
$84B
$342K ﹤0.01%
9,217
-1,205
-12% -$45.8K
HLF icon
866
Herbalife
HLF
$1.19B
$340K ﹤0.01%
+11,040
New +$285K
MNST icon
867
Monster Beverage
MNST
$92.1B
$339K ﹤0.01%
15,282
-2,400
-14% -$53.5K
SPH icon
868
Suburban Propane Partners
SPH
$1.18B
$339K ﹤0.01%
11,381
-1,150
-9% -$30.3K
PARA
869
DELISTED
Paramount Global Class B
PARA
$336K ﹤0.01%
14,760
-220
-1% -$10.7K
DM
870
DELISTED
Dominion Energy Midstream Ptr LP
DM
$336K ﹤0.01%
9,970
-2,700
-21% -$80.1K
EFAV icon
871
iShares MSCI EAFE Min Vol Factor ETF
EFAV
$5.46B
$335K ﹤0.01%
+5,055
New +$322K
SWC
872
DELISTED
Stillwater Mining Co
SWC
$335K ﹤0.01%
31,410
+2,010
+7% +$16.1K
LOCO icon
873
El Pollo Loco
LOCO
$499M
$333K ﹤0.01%
24,975
-1,850
-7% -$23.3K
BECN
874
DELISTED
Beacon Roofing Supply, Inc.
BECN
$331K ﹤0.01%
8,067
-1,038
-11% -$39.5K
TLP
875
DELISTED
Transmontaigne
TLP
$330K ﹤0.01%
8,996
-117
-1% -$3.76K
33 34
35
36 37

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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.