We are live on ! Find out more
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
+4.57%
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
$13.3B
AUM Growth
+$17.7M
Cap. Flow
-$449M
Cap. Flow %
-3.37%
Top 10 Hldgs %
18.64%
Holding
1,772
New
130
Increased
581
Reduced
525
Closed
417

Top Buys

Rank Stock Value
1
WSO icon
Watsco Inc
WSO
+$36.3M
2
BL icon
BlackLine
BL
+$21.8M
3
EVH icon
Evolent Health
EVH
+$19.6M
4
PGR icon
Progressive
PGR
+$17.2M
5
JPM icon
JPMorgan Chase
JPM
+$16.9M

Top Sells

Rank Stock Value
1
GOOG icon
Alphabet (Google) Class C
GOOG
+$115M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$66M
3
COST icon
Costco
COST
+$33M
4
XRAY icon
Dentsply Sirona
XRAY
+$30.5M
5
PRAA icon
PRA Group
PRAA
+$24.5M

Sector Composition

Rank Sector Weight
1 Healthcare 18.86%
2 Technology 17.6%
3 Financials 14.62%
4 Industrials 10.54%
5 Consumer Discretionary 8.84%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
SLB icon
51
SLB Ltd
SLB
$72.7B
$67.4M 0.51%
966,155
-147,720
-13% -$9.77M
ABMD
52
DELISTED
Abiomed Inc
ABMD
$67.3M 0.5%
398,922
-3,998
-1% -$605K
GE icon
53
GE Aerospace
GE
$364B
$66.9M 0.5%
577,439
-44,488
-7% -$5.38M
PG icon
54
Procter & Gamble
PG
$340B
$65.8M 0.49%
723,230
+14,351
+2% +$1.31M
PX
55
DELISTED
Praxair Inc
PX
$65.5M 0.49%
469,041
-20,356
-4% -$2.71M
BKNG icon
56
Booking.com
BKNG
$156B
$65M 0.49%
887,875
+3,325
+0.4% +$252K
PGR icon
57
Progressive
PGR
$128B
$63.2M 0.47%
1,304,397
+367,038
+39% +$17.2M
AMT icon
58
American Tower
AMT
$83.5B
$60.8M 0.46%
444,908
+17,768
+4% +$2.47M
COST icon
59
Costco
COST
$432B
$60.2M 0.45%
366,307
-210,138
-36% -$33M
FISV
60
Fiserv Inc
FISV
$29.7B
$57.2M 0.43%
886,792
-27,074
-3% -$1.68M
KMX icon
61
CarMax
KMX
$8.39B
$56.9M 0.43%
750,924
-9,347
-1% -$623K
EVH icon
62
Evolent Health
EVH
$371M
$55.9M 0.42%
3,138,760
+953,065
+44% +$19.6M
EW icon
63
Edwards Lifesciences
EW
$49.4B
$55M 0.41%
1,510,023
-22,083
-1% -$842K
DXCM icon
64
DexCom
DXCM
$29B
$54.7M 0.41%
4,473,224
+37,668
+0.8% +$666K
AME icon
65
Ametek
AME
$53.9B
$54.5M 0.41%
825,262
-3,764
-0.5% -$238K
SCHW
66
Charles Schwab
SCHW
$182B
$53M 0.4%
1,212,002
+11,450
+1% +$475K
VTV icon
67
Vanguard Morningstar Value ETF
VTV
$188B
$51M 0.38%
510,978
+7,738
+2% +$757K
BFAM icon
68
Bright Horizons
BFAM
$4.35B
$50.7M 0.38%
588,486
-22,761
-4% -$1.81M
ALGN icon
69
Align Technology
ALGN
$12.9B
$49M 0.37%
263,146
-23,065
-8% -$3.95M
NFLX icon
70
Netflix
NFLX
$307B
$48.9M 0.37%
2,696,590
-27,770
-1% -$484K
XOM icon
71
ExxonMobil
XOM
$650B
$48.7M 0.37%
594,272
-52,270
-8% -$4.15M
CVX icon
72
Chevron
CVX
$382B
$48.6M 0.36%
413,938
+69,623
+20% +$7.6M
EFA icon
73
iShares MSCI EAFE ETF
EFA
$76.4B
$48.6M 0.36%
709,673
+37,677
+6% +$2.52M
VYM icon
74
Vanguard High Dividend Yield ETF
VYM
$80.8B
$48.1M 0.36%
592,889
+28,356
+5% +$2.25M
ADP icon
75
Automatic Data Processing
ADP
$109B
$47.5M 0.36%
434,142
-23,934
-5% -$2.56M
1 2
3
4 5

Similar funds

SAM
Storebrand Asset Management Lysaker, Norway $34.8B AUM 25.49% 1-Year Est. Return
Daiwa Securities Group
Daiwa Securities Group Tokyo, Japan $34.8B AUM 20.7% 1-Year Est. Return
Chevy Chase Trust
Chevy Chase Trust Bethesda, Maryland $34.7B AUM 29.45% 1-Year Est. Return
VIA
Vanguard Investments Australia Victoria, Australia $34.6B AUM
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return
Pacer Advisors
Pacer Advisors Malvern, Pennsylvania $35.6B AUM 18.19% 1-Year Est. Return
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $34B AUM 6.31% 1-Year Est. Return
Viking Global Investors
Viking Global Investors Stamford, Connecticut $35.7B AUM 21.3% 1-Year Est. Return

William Blair & Company's Q3 2017 Portfolio in Review

As of Q3 2017, William Blair & Company held 1,772 positions worth $13.3B, up 0.13% from $13.3B the previous quarter. Its ten largest holdings account for 19% of the portfolio.

William Blair & Company withdrew a net $449M in Q3 2017, closing 417 positions and reducing 525 holdings. Its most notable exit was Dave & Buster's, an estimated $20.3M position sold in full.

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

Against the trend, William Blair & Company opened a new position in Quantenna Communications, Inc. Common Stock worth $9.07M.

  • William Blair & Company's largest Q3 2017 buy was Quantenna Communications, Inc. Common Stock: 539,590 shares worth $9.07M.
  • William Blair & Company added most to Watsco Inc in Q3 2017, an estimated $36.3M increase.
  • William Blair & Company's biggest Q3 2017 reduction was Alphabet (Google) Class C, cutting an estimated $115M.
  • William Blair & Company fully exited Dave & Buster's in Q3 2017, selling an estimated $20.3M.
  • William Blair & Company's ten largest holdings make up 19% of its $13.3B portfolio in Q3 2017.
  • William Blair & Company opened 130 new positions and closed 417 in Q3 2017.
  • William Blair & Company's portfolio value rose 0.13% quarter-over-quarter to $13.3B.

Based on William Blair & Company's 13F filing for Q3 2017, filed 13 Nov 2017.