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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
JAH
251
DELISTED
JARDEN CORPORATION
JAH
$6.42M 0.06%
112,438
-91,485
-45% -$4.58M
WDFC icon
252
WD-40
WDFC
$3.16B
$6.4M 0.06%
64,885
-31,681
-33% -$3.07M
AMJ
253
DELISTED
JP Morgan Alerian MLP Index ETN 5/24/24
AMJ
$6.4M 0.06%
220,798
-24,987
-10% -$767K
APD icon
254
Air Products & Chemicals
APD
$65.6B
$6.29M 0.06%
52,304
+330
+0.6% +$41.5K
IRT icon
255
Independence Realty Trust
IRT
$4.05B
$6.15M 0.06%
819,492
-7,455
-0.9% -$56.7K
VTR icon
256
Ventas
VTR
$47.7B
$6.14M 0.06%
108,837
+5,105
+5% +$278K
PAA icon
257
Plains All American Pipeline
PAA
$16.4B
$6.1M 0.06%
264,256
-26,024
-9% -$701K
RWX icon
258
State Street SPDR Dow Jones International Real Estate ETF
RWX
$270M
$6.07M 0.06%
155,237
+32,236
+26% +$1.3M
SHLX
259
DELISTED
Shell Midstream Partners, L.P.
SHLX
$6.06M 0.06%
146,035
+13,735
+10% +$482K
MCHP icon
260
Microchip Technology
MCHP
$42.3B
$6.02M 0.06%
258,754
+4,200
+2% +$98.5K
ETP
261
DELISTED
Energy Transfer Partners L.p.
ETP
$5.99M 0.06%
177,458
-11,626
-6% -$456K
HON icon
262
Honeywell
HON
$78.8B
$5.97M 0.06%
64,208
-1,882
-3% -$173K
ARMH
263
DELISTED
ARM HOLDINGS PLC ADS
ARMH
$5.96M 0.06%
131,771
-143,467
-52% -$6.77M
SYY icon
264
Sysco
SYY
$40.4B
$5.76M 0.05%
140,634
-420
-0.3% -$17.2K
DVY icon
265
iShares Select Dividend ETF
DVY
$23.6B
$5.75M 0.05%
76,490
+204
+0.3% +$15.5K
SHW icon
266
Sherwin-Williams
SHW
$88.9B
$5.73M 0.05%
66,270
+46,875
+242% +$4.06M
ETP
267
DELISTED
Energy Transfer Partners, L.P.
ETP
$5.72M 0.05%
222,666
-14,005
-6% -$388K
VGK icon
268
Vanguard FTSE Europe ETF
VGK
$31.2B
$5.61M 0.05%
112,548
-60,692
-35% -$3.1M
CEB
269
DELISTED
CEB Inc.
CEB
$5.58M 0.05%
90,881
-93,585
-51% -$6.64M
NKTR icon
270
Nektar Therapeutics
NKTR
$2.45B
$5.55M 0.05%
21,970
+1,099
+5% +$226K
CAT icon
271
Caterpillar
CAT
$410B
$5.44M 0.05%
80,105
-232
-0.3% -$16.2K
ADT
272
DELISTED
ADT Corp
ADT
$5.43M 0.05%
164,549
+20,332
+14% +$684K
FBIN icon
273
Fortune Brands Innovations
FBIN
$6.16B
$5.34M 0.05%
112,582
-24,554
-18% -$1.11M
BSFT
274
DELISTED
BroadSoft, Inc.
BSFT
$5.32M 0.05%
150,398
+925
+0.6% +$32.7K
TOVX icon
275
Theriva Biologics
TOVX
$10.5M
$5.31M 0.05%
265
+59
+29% +$1.25M
9 10
11
12 13

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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.