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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

Top Sells

Rank Stock Value
1
TEVA icon
Teva Pharmaceuticals
TEVA
+$348M
2
WP
Worldpay, Inc.
WP
+$342M
3
DG icon
Dollar General
DG
+$333M
4
AKAM icon
Akamai
AKAM
+$333M
5
MNST icon
Monster Beverage
MNST
+$330M

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
MRLN
426
DELISTED
Marlin Business Services Corp
MRLN
$2.7M 0.02%
175,341
+11,366
+7% +$174K
CACC icon
427
Credit Acceptance
CACC
$6.13B
$2.69M 0.02%
13,680
+180
+1% +$39.4K
STGW icon
428
Stagwell
STGW
$2.22B
$2.67M 0.02%
145,020
+6,065
+4% +$113K
MACK
429
DELISTED
Merrimack Pharmaceuticals, Inc.
MACK
$2.65M 0.02%
39,541
-6,450
-14% -$526K
IAU icon
430
iShares Gold Trust
IAU
$66.2B
$2.65M 0.02%
122,750
-28,873
-19% -$627K
AFSI
431
DELISTED
AmTrust Financial Services, Inc.
AFSI
$2.63M 0.02%
83,618
+14,564
+21% +$462K
EWJ icon
432
iShares MSCI Japan ETF
EWJ
$22.7B
$2.63M 0.02%
57,439
-545,585
-90% -$26.9M
WEC icon
433
WEC Energy
WEC
$35.3B
$2.61M 0.02%
49,954
+3,193
+7% +$155K
TD icon
434
Toronto Dominion Bank
TD
$200B
$2.59M 0.02%
65,803
-3,101,063
-98% -$123M
OSIS icon
435
OSI Systems
OSIS
$3.93B
$2.59M 0.02%
33,610
-155,759
-82% -$11.2M
CP icon
436
Canadian Pacific Kansas City
CP
$79.8B
$2.56M 0.02%
89,235
+2,310
+3% +$69.7K
K
437
DELISTED
Kellanova
K
$2.56M 0.02%
41,020
+1,896
+5% +$118K
VMC icon
438
Vulcan Materials
VMC
$36.5B
$2.56M 0.02%
28,677
-115
-0.4% -$10.7K
IEF icon
439
iShares 7-10 Year Treasury Bond ETF
IEF
$47.2B
$2.55M 0.02%
23,667
-89,022
-79% -$9.46M
FDX icon
440
FedEx
FDX
$75.1B
$2.53M 0.02%
17,584
+165
+0.9% +$26.3K
IRDM icon
441
Iridium Communications
IRDM
$5.24B
$2.52M 0.02%
409,500
-64,067
-14% -$465K
RYAAY icon
442
Ryanair
RYAAY
$31.7B
$2.52M 0.02%
78,331
-2,284,174
-97% -$70.6M
ACWI icon
443
iShares MSCI ACWI ETF
ACWI
$33.4B
$2.5M 0.02%
46,417
+18,667
+67% +$1.07M
GNRC icon
444
Generac Holdings
GNRC
$12.9B
$2.49M 0.02%
82,635
-215,761
-72% -$6.93M
GARS
445
DELISTED
Garrison Capital Inc.
GARS
$2.48M 0.02%
181,350
-10,425
-5% -$153K
WOOF
446
DELISTED
VCA Inc.
WOOF
$2.48M 0.02%
47,119
-7,600
-14% -$426K
XLU icon
447
State Street Utilities Select Sector SPDR ETF
XLU
$22.6B
$2.48M 0.02%
114,466
-2,698,210
-96% -$58.1M
CHRW icon
448
C.H. Robinson
CHRW
$17.4B
$2.48M 0.02%
36,530
-2,662
-7% -$179K
DBEF icon
449
Xtrackers MSCI EAFE Hedged Equity ETF
DBEF
$9.36B
$2.47M 0.02%
94,689
+931
+1% +$26.2K
MTX icon
450
Minerals Technologies
MTX
$2.38B
$2.46M 0.02%
51,186
-301,371
-85% -$17.4M
16 17
18
19 20

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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.