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
+10.92%
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
$16.3B
AUM Growth
+$1.62B
Cap. Flow
+$161M
Cap. Flow %
0.98%
Top 10 Hldgs %
21.12%
Holding
1,696
New
110
Increased
623
Reduced
570
Closed
77

Top Buys

Rank Stock Value
1
DLB icon
Dolby
DLB
+$37M
2
DSI icon
iShares MSCI KLD 400 Social ETF
DSI
+$20M
3
PGR icon
Progressive
PGR
+$19.6M
4
KMX icon
CarMax
KMX
+$19.2M
5
TYL icon
Tyler Technologies
TYL
+$18.5M

Top Sells

Rank Stock Value
1
SBUX icon
Starbucks
SBUX
+$35.1M
2
META icon
Meta Platforms (Facebook)
META
+$18.3M
3
INGN icon
Inogen
INGN
+$14.6M
4
MKTX icon
MarketAxess Holdings
MKTX
+$13M
5
PF
Pinnacle Foods, Inc.
PF
+$12.6M

Sector Composition

Rank Sector Weight
1 Technology 21.34%
2 Healthcare 18.9%
3 Financials 12.91%
4 Industrials 9.71%
5 Consumer Discretionary 9.37%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CASH icon
651
Pathward Financial
CASH
$1.84B
$1.32M 0.01%
47,823
– –
DISH
652
DELISTED
DISH Network Corp.
DISH
$1.31M 0.01%
36,754
-900
-2% -$30.9K
VONE icon
653
Vanguard Russell 1000 ETF
VONE
$8.56B
$1.31M 0.01%
9,837
+4,500
+84% +$589K
XRAY icon
654
Dentsply Sirona
XRAY
$2.45B
$1.31M 0.01%
34,637
-8,221
-19% -$342K
EFOR
655
Everforth Inc
EFOR
$1.34B
$1.3M 0.01%
16,525
-195
-1% -$16.8K
CNK icon
656
Cinemark Holdings
CNK
$4.27B
$1.3M 0.01%
32,436
+1,140
+4% +$42.2K
HDB icon
657
HDFC Bank
HDB
$121B
$1.3M 0.01%
55,316
+2,100
+4% +$53.5K
ARWR icon
658
Arrowhead Research
ARWR
$12.3B
$1.3M 0.01%
67,580
+4,410
+7% +$72.4K
VIS icon
659
Vanguard Industrials ETF
VIS
$8.39B
$1.3M 0.01%
8,774
+678
+8% +$97.7K
LYB icon
660
LyondellBasell Industries
LYB
$19.5B
$1.29M 0.01%
12,591
+141
+1% +$15.4K
BNY
661
Bank of New York Mellon
BNY
$107B
$1.29M 0.01%
25,289
-183
-0.7% -$9.63K
NTR icon
662
Nutrien
NTR
$30.8B
$1.29M 0.01%
22,308
-402
-2% -$22.3K
OPLN
663
Openlane
OPLN
$4.57B
$1.28M 0.01%
56,893
+2,341
+4% +$54K
EFV icon
664
iShares MSCI EAFE Value ETF
EFV
$29.4B
$1.28M 0.01%
24,637
-25
-0.1% -$1.29K
CPB icon
665
Campbell Soup
CPB
$6.92B
$1.27M 0.01%
34,795
+13
+0% +$530
CRTO icon
666
Criteo S.A. Ordinary Shares
CRTO
$913M
$1.27M 0.01%
55,286
-14,925
-21% -$422K
FRPT icon
667
Freshpet
FRPT
$3.27B
$1.26M 0.01%
34,325
-10,000
-23% -$329K
CGNX icon
668
Cognex
CGNX
$11.3B
$1.26M 0.01%
22,519
-1,115
-5% -$57.2K
CAH icon
669
Cardinal Health
CAH
$55.8B
$1.26M 0.01%
23,264
-2,702
-10% -$138K
AVB icon
670
AvalonBay Communities
AVB
$26.7B
$1.25M 0.01%
6,890
-111
-2% -$19.8K
DIA icon
671
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
$46.4B
$1.25M 0.01%
4,716
+1,022
+28% +$262K
HEI.A icon
672
HEICO Corp Class A
HEI.A
$37B
$1.24M 0.01%
16,370
-3
-0% -$207
JKHY icon
673
Jack Henry & Associates
JKHY
$11.1B
$1.23M 0.01%
7,700
+1,964
+34% +$289K
TENB icon
674
Tenable Holdings
TENB
$3.98B
$1.23M 0.01%
+31,625
New +$1.05M
NATI
675
DELISTED
National Instruments Corp
NATI
$1.23M 0.01%
25,437
+3,468
+16% +$158K
25 26
27
28 29

Similar funds

SAM
Storebrand Asset Management Lysaker, Norway $34.8B AUM 25.49% 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
MML Investors Services
MML Investors Services Springfield, Massachusetts $36.1B AUM 19.68% 1-Year Est. Return

William Blair & Company's Q3 2018 Portfolio in Review

As of Q3 2018, William Blair & Company held 1,696 positions worth $16.3B, up 11% from $14.7B the previous quarter. Its ten largest holdings account for 21% of the portfolio.

William Blair & Company's Q3 2018 filing shows 110 new, 623 increased, 570 reduced and 77 closed positions. Its largest new stake was Marvell Technology: 234,218 shares worth $4.52M. The largest sale was Starbucks, an estimated $35.1M.

By sector, the portfolio is most concentrated in Technology at 21% of assets, up from 20% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2018 buy was Marvell Technology: 234,218 shares worth $4.52M.
  • William Blair & Company added most to Dolby in Q3 2018, an estimated $37M increase.
  • William Blair & Company's biggest Q3 2018 reduction was Starbucks, cutting an estimated $35.1M.
  • William Blair & Company fully exited Williams Partners L.P. in Q3 2018, selling an estimated $7.8M.
  • William Blair & Company's ten largest holdings make up 21% of its $16.3B portfolio in Q3 2018.
  • William Blair & Company opened 110 new positions and closed 77 in Q3 2018.
  • William Blair & Company's portfolio value rose 11% quarter-over-quarter to $16.3B.

Based on William Blair & Company's 13F filing for Q3 2018, filed 13 Nov 2018.