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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
BGS icon
326
B&G Foods
BGS
$286M
$3.63M 0.03%
104,270
-21,165
-17% -$747K
GLD icon
327
SPDR Gold Trust
GLD
$138B
$3.62M 0.03%
30,766
+1,547
+5% +$175K
P
328
DELISTED
Pandora Media Inc
P
$3.61M 0.03%
403,555
-637,268
-61% -$6.25M
COO icon
329
Cooper Companies
COO
$14.5B
$3.56M 0.03%
92,580
-7,036
-7% -$243K
IRDM icon
330
Iridium Communications
IRDM
$5.16B
$3.53M 0.03%
448,950
+10,198
+2% +$73.3K
TGT icon
331
Target
TGT
$67B
$3.52M 0.03%
42,765
-5,221
-11% -$394K
XLNX
332
DELISTED
Xilinx Inc
XLNX
$3.5M 0.03%
73,901
-1,730
-2% -$81.2K
ACWX icon
333
iShares MSCI ACWI ex US ETF
ACWX
$11.8B
$3.46M 0.03%
87,610
+2,920
+3% +$109K
DD
334
DELISTED
Du Pont De Nemours E I
DD
$3.46M 0.03%
54,610
-14,873
-21% -$890K
CTSH icon
335
Cognizant
CTSH
$25.2B
$3.44M 0.03%
54,922
-55,176
-50% -$3.21M
MDY icon
336
State Street SPDR S&P MIDCAP 400 ETF Trust
MDY
$27.1B
$3.44M 0.03%
13,082
+1,240
+10% +$302K
ATR icon
337
AptarGroup
ATR
$8.65B
$3.41M 0.03%
43,490
-8,418
-16% -$617K
STGW icon
338
Stagwell
STGW
$2.21B
$3.39M 0.03%
143,709
-2,301
-2% -$46.6K
KCG
339
DELISTED
KCG Holdings, Inc.
KCG
$3.38M 0.03%
283,156
– –
RTN
340
DELISTED
Raytheon Company
RTN
$3.33M 0.03%
27,152
+1,048
+4% +$129K
CPHD
341
DELISTED
Cepheid Inc
CPHD
$3.32M 0.03%
99,464
+10,253
+11% +$322K
CDK
342
DELISTED
CDK Global, Inc.
CDK
$3.3M 0.03%
70,910
-2,810
-4% -$125K
EFV icon
343
iShares MSCI EAFE Value ETF
EFV
$29.2B
$3.28M 0.03%
73,215
+515
+0.7% +$22.3K
IWR icon
344
iShares Russell Mid-Cap ETF
IWR
$57.1B
$3.22M 0.03%
79,136
-5,160
-6% -$196K
HDV
345
iShares Core High Dividend ETF
HDV
$14.8B
$3.22M 0.03%
206,420
+29,380
+17% +$436K
IEF icon
346
iShares 7-10 Year Treasury Bond ETF
IEF
$47.3B
$3.21M 0.03%
29,084
+404
+1% +$44.1K
PSX icon
347
Phillips 66
PSX
$81.5B
$3.19M 0.03%
36,846
-607
-2% -$49.3K
DPLO
348
DELISTED
DIPLOMAT PHARMACY, INC.
DPLO
$3.17M 0.03%
115,784
+20,885
+22% +$615K
APA icon
349
APA Corp
APA
$12.4B
$3.17M 0.03%
64,973
+9,329
+17% +$388K
IMAX icon
350
IMAX
IMAX
$2.79B
$3.15M 0.03%
101,423
+79,530
+363% +$2.43M
12 13
14
15 16

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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.