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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
ALSN icon
1151
Allison Transmission
ALSN
$9.81B
– –
-8,619
Closed -$230K
BAH icon
1152
Booz Allen Hamilton
BAH
$8.69B
– –
-166,112
Closed -$4.35M
BAP icon
1153
Credicorp
BAP
$31.6B
– –
-5,605
Closed -$596K
BBVA icon
1154
Banco Bilbao Vizcaya Argentaria
BBVA
$158B
– –
-197,137
Closed -$1.58M
BC icon
1155
Brunswick
BC
$5.37B
– –
-93,060
Closed -$4.46M
BHP icon
1156
BHP
BHP
$226B
– –
-9,081
Closed -$255K
BSAC icon
1157
Banco Santander Chile
BSAC
$16.8B
– –
-28,189
Closed -$514K
CE icon
1158
Celanese
CE
$4.8B
– –
-93,623
Closed -$5.54M
CVGW
1159
DELISTED
Calavo Growers
CVGW
– –
-6,000
Closed -$268K
DNOW icon
1160
DNOW Inc
DNOW
$2.81B
– –
-12,210
Closed -$180K
DSU icon
1161
BlackRock Debt Strategies Fund
DSU
$595M
– –
-3,584
Closed -$36K
EWC icon
1162
iShares MSCI Canada ETF
EWC
$6.29B
– –
-15,250
Closed -$350K
FANG icon
1163
Diamondback Energy
FANG
$52.7B
– –
-42,100
Closed -$2.72M
FARO
1164
DELISTED
Faro Technologies
FARO
– –
-35,250
Closed -$1.23M
FFIV icon
1165
F5
FFIV
$23.4B
– –
-2,604
Closed -$301K
FLR icon
1166
Fluor
FLR
$7.01B
– –
-5,226
Closed -$221K
FLS icon
1167
Flowserve
FLS
$10.3B
– –
-4,955
Closed -$203K
FMX icon
1168
Fomento Económico Mexicano
FMX
$42.1B
– –
-7,938
Closed -$708K
FXY icon
1169
Invesco CurrencyShares Japanese Yen Trust
FXY
$450M
– –
-9,058
Closed -$731K
GHC icon
1170
Graham Holdings Company
GHC
$5.15B
– –
-400
Closed -$231K
HCA icon
1171
HCA Healthcare
HCA
$89.5B
– –
-2,794
Closed -$216K
HEES
1172
DELISTED
H&E Equipment Services
HEES
– –
-12,300
Closed -$206K
HL icon
1173
Hecla Mining
HL
$10.8B
– –
-10,314
Closed -$20K
HLF icon
1174
Herbalife
HLF
$1.2B
– –
-11,460
Closed -$311K
HOLX
1175
DELISTED
Hologic
HOLX
– –
-18,250
Closed -$714K
45 46
47
48 49

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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.