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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
-5.41%
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
$11.6B
AUM Growth
-$55.3B
Cap. Flow
-$52.2B
Cap. Flow %
-451.81%
Top 10 Hldgs %
17.24%
Holding
2,286
New
72
Increased
349
Reduced
842
Closed
862

Top Buys

Rank Stock Value
1
PYPL icon
PayPal
PYPL
+$23.1M
2
WDAY icon
Workday
WDAY
+$23M
3
PANW icon
Palo Alto Networks
PANW
+$16.6M
4
BIIB icon
Biogen
BIIB
+$16.4M
5
DHR icon
Danaher
DHR
+$16.2M

Sector Composition

Rank Sector Weight
1 Healthcare 18.68%
2 Technology 13.63%
3 Industrials 12.35%
4 Financials 11.99%
5 Consumer Discretionary 11.58%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
YHOO
551
DELISTED
Yahoo Inc
YHOO
$1.45M 0.01%
50,301
+1,125
+2% +$39K
RNG icon
552
RingCentral
RNG
$5.18B
$1.45M 0.01%
79,870
+8,420
+12% +$154K
LDRH
553
DELISTED
LDR HOLDINGS CORP COM STK
LDRH
$1.44M 0.01%
41,808
+3,555
+9% +$145K
SHW icon
554
Sherwin-Williams
SHW
$88.2B
$1.44M 0.01%
19,395
+5,793
+43% +$508K
MELI icon
555
Mercado Libre
MELI
$92.8B
$1.44M 0.01%
15,810
-136,947
-90% -$16.1M
WIFI
556
DELISTED
Boingo Wireless, Inc.
WIFI
$1.44M 0.01%
173,838
-127,934
-42% -$1.1M
TWX
557
DELISTED
Time Warner Inc
TWX
$1.44M 0.01%
20,933
-818
-4% -$64.3K
IJJ icon
558
iShares S&P Mid-Cap 400 Value ETF
IJJ
$8.9B
$1.43M 0.01%
24,732
+276
+1% +$16.9K
ABEV icon
559
Ambev
ABEV
$46.5B
$1.42M 0.01%
290,349
-49,746,703
-99% -$270M
EWG icon
560
iShares MSCI Germany ETF
EWG
$1.61B
$1.42M 0.01%
57,298
-20,178
-26% -$548K
FSP
561
Franklin Street Properties
FSP
$47.1M
$1.4M 0.01%
130,693
-1,500
-1% -$16.7K
FMI
562
DELISTED
Foundation Medicine, Inc.
FMI
$1.4M 0.01%
75,962
-14,450
-16% -$361K
MPWR icon
563
Monolithic Power Systems
MPWR
$66.8B
$1.39M 0.01%
+27,096
New +$1.34M
VE
564
DELISTED
VEOLIA ENVIRONNEMENT
VE
$1.39M 0.01%
60,777
GG
565
DELISTED
Goldcorp Inc
GG
$1.36M 0.01%
108,747
+6,412
+6% +$89.6K
SEP
566
DELISTED
Spectra Engy Parters Lp
SEP
$1.36M 0.01%
33,807
+1,135
+3% +$53.1K
BAX icon
567
Baxter International
BAX
$14B
$1.36M 0.01%
41,308
-33,989
-45% -$1.29M
SHOO icon
568
Steven Madden
SHOO
$3.53B
$1.35M 0.01%
55,499
+6,975
+14% +$188K
FTNT icon
569
Fortinet
FTNT
$117B
$1.35M 0.01%
159,460
-112,070
-41% -$992K
NUVA
570
DELISTED
NuVasive, Inc.
NUVA
$1.35M 0.01%
28,011
+2,100
+8% +$109K
EWH icon
571
iShares MSCI Hong Kong ETF
EWH
$1.21B
$1.34M 0.01%
70,106
-28,947
-29% -$602K
ENLK
572
DELISTED
EnLink Midstream Partners, LP
ENLK
$1.33M 0.01%
84,737
+3,752
+5% +$69.9K
WY icon
573
Weyerhaeuser
WY
$18.3B
$1.33M 0.01%
48,523
-4,146
-8% -$122K
RH icon
574
RH
RH
$3.56B
$1.32M 0.01%
14,202
+450
+3% +$44.3K
EFG icon
575
iShares MSCI EAFE Growth ETF
EFG
$17B
$1.32M 0.01%
20,756
-152
-0.7% -$10.4K

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William Blair & Company's Q3 2015 Portfolio in Review

As of Q3 2015, William Blair & Company held 2,286 positions worth $11.6B, down 83% from $66.9B the previous quarter. Its ten largest holdings account for 17% of the portfolio.

William Blair & Company withdrew a net $52.2B in Q3 2015, closing 862 positions and reducing 842 holdings. Its most notable exit was Enbridge, an estimated $154M position sold in full.

By sector, the portfolio is most concentrated in Healthcare at 19% of assets, up from 7.4% a quarter earlier, followed by Technology and Industrials.

Against the trend, William Blair & Company opened a new position in PayPal worth $20M.

  • William Blair & Company's largest Q3 2015 buy was PayPal: 644,428 shares worth $20M.
  • William Blair & Company added most to Workday in Q3 2015, an estimated $23M increase.
  • William Blair & Company's biggest Q3 2015 reduction was Teva Pharmaceuticals, cutting an estimated $348M.
  • William Blair & Company fully exited Enbridge in Q3 2015, selling an estimated $154M.
  • William Blair & Company's ten largest holdings make up 17% of its $11.6B portfolio in Q3 2015.
  • William Blair & Company opened 72 new positions and closed 862 in Q3 2015.
  • William Blair & Company's portfolio value fell 83% quarter-over-quarter to $11.6B.

Based on William Blair & Company's 13F filing for Q3 2015, filed 12 Nov 2015.