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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
+3.14%
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
+$102M
Cap. Flow
+$31.2M
Cap. Flow %
0.29%
Top 10 Hldgs %
16.97%
Holding
1,370
New
159
Increased
462
Reduced
512
Closed
129

Top Buys

Rank Stock Value
1
USMV icon
iShares MSCI USA Min Vol Factor ETF
USMV
+$23.3M
2
EXC icon
Exelon
EXC
+$19M
3
ABMD
Abiomed Inc
ABMD
+$17.8M
4
MBLY
Mobileye N.V.
MBLY
+$16.9M
5
DHR icon
Danaher
DHR
+$15.8M

Top Sells

Rank Stock Value
1
ARG
Airgas Inc
ARG
+$47.7M
2
WSM icon
Williams-Sonoma
WSM
+$17.5M
3
UAA icon
Under Armour
UAA
+$17.2M
4
ESRX
Express Scripts Holding Company
ESRX
+$15.3M
5
PRGO icon
Perrigo
PRGO
+$15.2M

Sector Composition

Rank Sector Weight
1 Healthcare 19.89%
2 Technology 14.72%
3 Industrials 11.82%
4 Financials 11.37%
5 Consumer Discretionary 10.75%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AAPL icon
1
Apple
AAPL
$4.98T
$263M 2.45%
11,536,916
+497,452
+5% +$12.4M
IDXX icon
2
Idexx Laboratories
IDXX
$44.9B
$216M 2.01%
2,322,694
-151,569
-6% -$13M
V icon
3
Visa
V
$702B
$215M 2.01%
2,900,557
-56,871
-2% -$4.45M
SBUX icon
4
Starbucks
SBUX
$118B
$212M 1.98%
3,719,446
-164,978
-4% -$9.38M
GILD icon
5
Gilead Sciences
GILD
$165B
$186M 1.74%
2,370,178
+66,039
+3% +$5.86M
AMZN icon
6
Amazon
AMZN
$2.45T
$180M 1.68%
5,027,280
-243,300
-5% -$8.23M
MSFT icon
7
Microsoft
MSFT
$2.91T
$142M 1.32%
2,766,399
+269,291
+11% +$14M
DHR icon
8
Danaher
DHR
$138B
$138M 1.29%
2,032,160
+241,777
+14% +$15.8M
FAST icon
9
Fastenal
FAST
$54.7B
$136M 1.27%
12,294,116
-598,420
-5% -$6.84M
BMY icon
10
Bristol-Myers Squibb
BMY
$129B
$132M 1.23%
1,789,583
+139,767
+8% +$9.88M
GOOG icon
11
Alphabet (Google) Class C
GOOG
$4.11T
$123M 1.15%
3,566,060
-34,060
-0.9% -$1.22M
META icon
12
Meta Platforms (Facebook)
META
$1.48T
$111M 1.04%
973,117
-21,148
-2% -$2.44M
WBA
13
DELISTED
Walgreens Boots Alliance
WBA
$110M 1.02%
1,317,740
+824
+0.1% +$66.5K
MA icon
14
Mastercard
MA
$498B
$106M 0.99%
1,202,378
+2,163
+0.2% +$207K
AMG icon
15
Affiliated Managers Group
AMG
$9.55B
$104M 0.97%
738,373
-78,933
-10% -$12.9M
RHT
16
DELISTED
Red Hat Inc
RHT
$101M 0.95%
1,397,518
+74,870
+6% +$5.61M
CERN
17
DELISTED
Cerner Corp
CERN
$101M 0.94%
1,719,703
+216,753
+14% +$12.1M
SLB icon
18
SLB Ltd
SLB
$73B
$99.8M 0.93%
1,261,836
+6,235
+0.5% +$478K
ADBE icon
19
Adobe
ADBE
$105B
$97.8M 0.91%
1,021,228
-2,220
-0.2% -$213K
ECL icon
20
Ecolab
ECL
$79.7B
$92.4M 0.86%
779,375
+2,165
+0.3% +$252K
ZTS icon
21
Zoetis
ZTS
$32.6B
$90.6M 0.85%
1,910,011
+61,588
+3% +$2.91M
GE icon
22
GE Aerospace
GE
$363B
$87.7M 0.82%
606,384
+33,227
+6% +$4.85M
DXCM icon
23
DexCom
DXCM
$29.1B
$87.3M 0.81%
4,401,004
-135,056
-3% -$2.3M
ULTI
24
DELISTED
Ultimate Software Group Inc
ULTI
$86.4M 0.81%
411,011
-10,925
-3% -$2.17M
ESRX
25
DELISTED
Express Scripts Holding Company
ESRX
$83M 0.77%
1,094,488
-208,736
-16% -$15.3M
1
2 3 4 5

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William Blair & Company's Q2 2016 Portfolio in Review

As of Q2 2016, William Blair & Company held 1,370 positions worth $10.7B, up 0.96% from $10.6B the previous quarter. Its ten largest holdings account for 17% of the portfolio.

William Blair & Company's Q2 2016 filing shows 159 new, 462 increased, 512 reduced and 129 closed positions. Its largest new stake was Under Armour Class C: 425,316 shares worth $15.5M. The largest sale was Airgas Inc, an estimated $47.7M.

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

  • William Blair & Company's largest Q2 2016 buy was Under Armour Class C: 425,316 shares worth $15.5M.
  • William Blair & Company added most to iShares MSCI USA Min Vol Factor ETF in Q2 2016, an estimated $23.3M increase.
  • William Blair & Company's biggest Q2 2016 reduction was Williams-Sonoma, cutting an estimated $17.5M.
  • William Blair & Company fully exited Airgas Inc in Q2 2016, selling an estimated $47.7M.
  • William Blair & Company's ten largest holdings make up 17% of its $10.7B portfolio in Q2 2016.
  • William Blair & Company opened 159 new positions and closed 129 in Q2 2016.
  • William Blair & Company's portfolio value rose 0.96% quarter-over-quarter to $10.7B.

Based on William Blair & Company's 13F filing for Q2 2016, filed 8 Aug 2016.