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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
+512.03%
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
III icon
301
Information Services Group
III
$205M
$4.66M 0.04%
1,288,244
+6,000
+0.5% +$22.2K
GIS icon
302
General Mills
GIS
$19.1B
$4.64M 0.04%
80,406
+695
+0.9% +$40K
DD
303
DELISTED
Du Pont De Nemours E I
DD
$4.63M 0.04%
69,483
-14,829
-18% -$942K
MON
304
DELISTED
Monsanto Co
MON
$4.52M 0.04%
45,848
+1,743
+4% +$164K
VNQI icon
305
Vanguard Global ex-US Real Estate ETF
VNQI
$3.53B
$4.42M 0.04%
86,557
-18,706
-18% -$983K
BGS icon
306
B&G Foods
BGS
$287M
$4.39M 0.04%
125,435
+23,930
+24% +$865K
UN
307
DELISTED
Unilever NV New York Registry Shares
UN
$4.37M 0.04%
100,941
-66,671
-40% -$2.92M
IMPV
308
DELISTED
Imperva, Inc.
IMPV
$4.36M 0.04%
68,923
-10,340
-13% -$704K
EGRX
309
DELISTED
Eagle Pharmaceuticals, Inc.
EGRX
$4.35M 0.04%
49,100
+1,346
+3% +$106K
EEM icon
310
iShares MSCI Emerging Markets ETF
EEM
$29.6B
$4.32M 0.04%
134,174
+24,535
+22% +$841K
THS
311
DELISTED
Treehouse Foods
THS
$4.31M 0.04%
54,891
+18,730
+52% +$1.56M
WFM
312
DELISTED
Whole Foods Market Inc
WFM
$4.3M 0.04%
128,520
+6,404
+5% +$204K
WNS
313
DELISTED
WNS Holdings
WNS
$4.24M 0.04%
136,080
-97,168
-42% -$3.04M
TROW icon
314
T. Rowe Price
TROW
$24.7B
$4.21M 0.04%
58,858
-1,209
-2% -$88.7K
TECH icon
315
Bio-Techne
TECH
$11.2B
$4.2M 0.04%
186,512
-1,200
-0.6% -$27.4K
BND icon
316
Vanguard Total Bond Market
BND
$158B
$4.16M 0.04%
51,518
-7,482
-13% -$609K
PPG icon
317
PPG Industries
PPG
$26.4B
$4.08M 0.04%
41,323
-5,106
-11% -$516K
PBPB
318
DELISTED
Potbelly
PBPB
$4.05M 0.04%
346,317
-49,337
-12% -$576K
GMCR
319
DELISTED
KEURIG GREEN MTN INC
GMCR
$4.05M 0.04%
45,049
-336,207
-88% -$20.9M
C icon
320
Citigroup
C
$232B
$4.05M 0.04%
78,266
-9,772
-11% -$519K
OXY icon
321
Occidental Petroleum
OXY
$54B
$4.04M 0.04%
59,810
-2,880
-5% -$207K
FSV icon
322
FirstService
FSV
$6.37B
$4.02M 0.04%
99,342
-185,563
-65% -$6.84M
MIDD icon
323
Middleby
MIDD
$6.09B
$3.96M 0.04%
36,754
-39,524
-52% -$4.4M
GRFS
324
Grifois
GRFS
$5.42B
$3.94M 0.04%
242,932
-29,488
-11% -$498K
SPSB icon
325
State Street SPDR Portfolio Short Term Corporate Bond ETF
SPSB
$10.7B
$3.89M 0.04%
127,909
+20,426
+19% +$624K
11 12
13
14 15

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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.