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William Blair & Company

William Blair & Company Portfolio holdings

AUM $38.4B
1-Year Est. Return 25.71%
This Fund
S&P 500
This Quarter Est. Return
+6.81%
1 Year Est. Return
+25.71%
3 Year Est. Return
+88.7%
5 Year Est. Return
+104.53%
10 Year Est. Return
+665.86%
AUM
$17.5B
AUM Growth
+$1.09B
Cap. Flow
+$196M
Cap. Flow %
1.12%
Top 10 Hldgs %
22.04%
Holding
1,814
New
115
Increased
670
Reduced
633
Closed
80

Top Buys

Rank Stock Value
1
FISV
Fiserv Inc
FISV
+$41.9M
2
DLB icon
Dolby
DLB
+$23M
3
TDOC icon
Teladoc Health
TDOC
+$20.9M
4
CPRT icon
Copart
CPRT
+$20.8M
5
DXCM icon
DexCom
DXCM
+$16M

Top Sells

Rank Stock Value
1
RHT
Red Hat Inc
RHT
+$144M
2
ULTI
Ultimate Software Group Inc
ULTI
+$103M
3
GILD icon
Gilead Sciences
GILD
+$16.4M
4
BX icon
Blackstone
BX
+$12.4M
5
VEEV icon
Veeva Systems
VEEV
+$10.5M

Sector Composition

Rank Sector Weight
1 Technology 22.57%
2 Healthcare 17.89%
3 Financials 12.54%
4 Consumer Discretionary 10.12%
5 Industrials 9.64%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
SMB icon
1376
VanEck Short Muni ETF
SMB
$314M
$137K ﹤0.01%
7,750
– –
VDE icon
1377
Vanguard Energy ETF
VDE
$10.4B
$134K ﹤0.01%
1,577
+92
+6% +$7.92K
AVP
1378
DELISTED
Avon Products, Inc.
AVP
$134K ﹤0.01%
34,525
– –
ACRS icon
1379
Aclaris Therapeutics
ACRS
$860M
$132K ﹤0.01%
60,382
+9,726
+19% +$53K
SMH icon
1380
VanEck Semiconductor ETF
SMH
$72B
$132K ﹤0.01%
2,400
+1,400
+140% +$76.2K
ICVT icon
1381
iShares Convertible Bond ETF
ICVT
$7.62B
$131K ﹤0.01%
2,207
+2,157
+4,314% +$126K
ATCO
1382
DELISTED
Atlas Corp.
ATCO
$131K ﹤0.01%
13,376
– –
SPIB icon
1383
State Street SPDR Portfolio Intermediate Term Corporate Bond ETF
SPIB
$11.5B
$130K ﹤0.01%
3,710
+78
+2% +$2.67K
SIEN
1384
DELISTED
Sientra, Inc.
SIEN
$129K ﹤0.01%
2,090
+150
+8% +$10.8K
CSLT
1385
DELISTED
CASTLIGHT HEALTH, INC.
CSLT
$129K ﹤0.01%
39,950
-49,975
-56% -$172K
TLRA
1386
DELISTED
Telaria, Inc.
TLRA
$128K ﹤0.01%
+17,000
New +$127K
EWU icon
1387
iShares MSCI United Kingdom ETF
EWU
$4.14B
$126K ﹤0.01%
3,757
+161
+4% +$5.3K
PID icon
1388
Invesco International Dividend Achievers ETF
PID
$912M
$125K ﹤0.01%
7,300
– –
BSCL
1389
DELISTED
Invesco BulletShares 2021 Corporate Bond ETF
BSCL
$125K ﹤0.01%
5,905
– –
DLS icon
1390
WisdomTree International SmallCap Dividend Fund
DLS
$1.08B
$123K ﹤0.01%
1,891
– –
PGJ icon
1391
Invesco Golden Dragon China ETF
PGJ
$95.1M
$120K ﹤0.01%
3,200
– –
VOOV icon
1392
Vanguard S&P 500 Value ETF
VOOV
$6.77B
$119K ﹤0.01%
1,062
-30
-3% -$3.32K
ILF icon
1393
iShares Latin America 40 ETF
ILF
$3.71B
$116K ﹤0.01%
3,428
-160
-4% -$5.29K
ARQL
1394
DELISTED
Arqule Inc
ARQL
$116K ﹤0.01%
10,500
– –
FSP
1395
Franklin Street Properties
FSP
$46.3M
$115K ﹤0.01%
10,000
– –
EWH icon
1396
iShares MSCI Hong Kong ETF
EWH
$1.21B
$114K ﹤0.01%
4,392
-2,100
-32% -$54.3K
TWI icon
1397
Titan International
TWI
$450M
$113K ﹤0.01%
+23,100
New +$126K
ATHX
1398
DELISTED
Athersys, Inc. Common Stock
ATHX
$113K ﹤0.01%
2,690
-52
-2% -$2.13K
IWC icon
1399
iShares Micro-Cap ETF
IWC
$1.5B
$112K ﹤0.01%
1,200
+25
+2% +$2.32K
MGV icon
1400
Vanguard Morningstar Mega Cap Value ETF
MGV
$13.7B
$112K ﹤0.01%
1,395
-152
-10% -$12K
54 55
56
57 58

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William Blair & Company's Q2 2019 Portfolio in Review

As of Q2 2019, William Blair & Company held 1,814 positions worth $17.5B, up 6.6% from $16.4B the previous quarter. Its ten largest holdings account for 22% of the portfolio.

William Blair & Company's Q2 2019 filing shows 115 new, 670 increased, 633 reduced and 80 closed positions. Its largest new stake was Q2 Holdings: 213,468 shares worth $16.3M. The largest sale was Red Hat Inc, an estimated $144M.

By sector, the portfolio is most concentrated in Technology at 23% of assets, down from 23% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q2 2019 buy was Q2 Holdings: 213,468 shares worth $16.3M.
  • William Blair & Company added most to Fiserv Inc in Q2 2019, an estimated $41.9M increase.
  • William Blair & Company's biggest Q2 2019 reduction was Gilead Sciences, cutting an estimated $16.4M.
  • William Blair & Company fully exited Red Hat Inc in Q2 2019, selling an estimated $144M.
  • William Blair & Company's ten largest holdings make up 22% of its $17.5B portfolio in Q2 2019.
  • William Blair & Company opened 115 new positions and closed 80 in Q2 2019.
  • William Blair & Company's portfolio value rose 6.6% quarter-over-quarter to $17.5B.

Based on William Blair & Company's 13F filing for Q2 2019, filed 13 Aug 2019.