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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
+5.93%
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
$10.7B
AUM Growth
-$908M
Cap. Flow
-$1.39B
Cap. Flow %
-13.04%
Top 10 Hldgs %
17.51%
Holding
1,529
New
105
Increased
364
Reduced
634
Closed
286

Top Buys

Rank Stock Value
1
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$66.7M
2
G icon
Genpact
G
+$27.6M
3
ZTS icon
Zoetis
ZTS
+$17.2M
4
MBLY
Mobileye N.V.
MBLY
+$16.2M
5
PLAY icon
Dave & Buster's
PLAY
+$13.9M

Top Sells

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$104M
2
GILD icon
Gilead Sciences
GILD
+$42.3M
3
MA icon
Mastercard
MA
+$37.4M
4
MJN
Mead Johnson Nutrition Company
MJN
+$37.4M
5
AMZN icon
Amazon
AMZN
+$33.3M

Sector Composition

Rank Sector Weight
1 Healthcare 19.61%
2 Technology 14.78%
3 Industrials 12.48%
4 Financials 12.35%
5 Consumer Discretionary 11.45%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
TSN icon
851
Tyson Foods
TSN
$20.6B
$393K ﹤0.01%
7,392
-1,855
-20% -$89.2K
CASY icon
852
Casey's General Stores
CASY
$30.8B
$391K ﹤0.01%
+3,245
New +$371K
XLK icon
853
State Street Technology Select Sector SPDR ETF
XLK
$123B
$390K ﹤0.01%
18,262
+2,030
+13% +$43.7K
DM
854
DELISTED
Dominion Energy Midstream Ptr LP
DM
$388K ﹤0.01%
12,670
– –
OVV icon
855
Ovintiv
OVV
$16.6B
$383K ﹤0.01%
15,058
-266
-2% -$9.73K
AMTD
856
DELISTED
TD Ameritrade Holding Corp
AMTD
$380K ﹤0.01%
10,960
-306
-3% -$10.6K
SSNC icon
857
SS&C Technologies
SSNC
$18.7B
$379K ﹤0.01%
11,130
-1,400
-11% -$49.7K
RBC icon
858
RBC Bearings
RBC
$18B
$378K ﹤0.01%
5,858
-110
-2% -$7.34K
XCRA
859
DELISTED
Xcerra Corporation
XCRA
$378K ﹤0.01%
62,593
– –
EQT icon
860
EQT Corp
EQT
$32.5B
$376K ﹤0.01%
13,263
– –
FOR icon
861
Forestar Group
FOR
$1.51B
$374K ﹤0.01%
+34,200
New +$446K
BECN
862
DELISTED
Beacon Roofing Supply, Inc.
BECN
$374K ﹤0.01%
9,105
– –
DNP icon
863
DNP Select Income Fund
DNP
$4.09B
$370K ﹤0.01%
41,285
-1,260
-3% -$11.9K
RLI icon
864
RLI Corp
RLI
$5.96B
$370K ﹤0.01%
12,020
-1,056
-8% -$31.5K
LNKD
865
DELISTED
LinkedIn Corporation
LNKD
$366K ﹤0.01%
1,629
+374
+30% +$84.9K
PPL
866
PPL Corp
PPL
$26.7B
$364K ﹤0.01%
10,688
-2,409
-18% -$81.2K
TRS icon
867
TriMas Corp
TRS
$1.47B
$364K ﹤0.01%
19,491
-3,238
-14% -$62.7K
BMI icon
868
Badger Meter
BMI
$4.05B
$359K ﹤0.01%
12,274
-218
-2% -$6.49K
INDA icon
869
iShares MSCI India ETF
INDA
$6.63B
$359K ﹤0.01%
13,039
+3,350
+35% +$93.6K
MLKN icon
870
MillerKnoll
MLKN
$1.67B
$359K ﹤0.01%
12,500
– –
ANK
871
DELISTED
ATLANTIC TELE-NETWORK,INC
ANK
$359K ﹤0.01%
4,594
-1,178
-20% -$92.1K
ED icon
872
Consolidated Edison
ED
$40B
$358K ﹤0.01%
5,578
+170
+3% +$10.9K
IVE icon
873
iShares S&P 500 Value ETF
IVE
$49.8B
$358K ﹤0.01%
4,045
-133
-3% -$11.9K
PEG icon
874
Public Service Enterprise Group
PEG
$37.8B
$357K ﹤0.01%
9,221
-983
-10% -$39.4K
WSTC
875
DELISTED
West Corporation
WSTC
$355K ﹤0.01%
16,500
-3,100
-16% -$74.3K
33 34
35
36 37

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William Blair & Company's Q4 2015 Portfolio in Review

As of Q4 2015, William Blair & Company held 1,529 positions worth $10.7B, down 7.9% from $11.6B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair & Company withdrew a net $1.39B in Q4 2015, closing 286 positions and reducing 634 holdings. Its most notable exit was Barracuda Networks, Inc., an estimated $7.62M position sold in full.

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

Against the trend, William Blair & Company opened a new position in Alphabet (Google) Class A worth $70.1M.

  • William Blair & Company's largest Q4 2015 buy was Alphabet (Google) Class A: 1,802,460 shares worth $70.1M.
  • William Blair & Company added most to Zoetis in Q4 2015, an estimated $17.2M increase.
  • William Blair & Company's biggest Q4 2015 reduction was Alphabet (Google) Class C, cutting an estimated $104M.
  • William Blair & Company fully exited Barracuda Networks, Inc. in Q4 2015, selling an estimated $7.62M.
  • William Blair & Company's ten largest holdings make up 18% of its $10.7B portfolio in Q4 2015.
  • William Blair & Company opened 105 new positions and closed 286 in Q4 2015.
  • William Blair & Company's portfolio value fell 7.9% quarter-over-quarter to $10.7B.

Based on William Blair & Company's 13F filing for Q4 2015, filed 16 Feb 2016.