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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

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
MDIV icon
1576
First Trust Exchange-Traded Fund VI Multi-Asset Diversified Income Index Fund
MDIV
$430M
$19K ﹤0.01%
1,024
+14
+1% +$259
RZV icon
1577
Invesco S&P SmallCap 600 Pure Value ETF
RZV
$304M
$19K ﹤0.01%
300
ERUS
1578
DELISTED
iShares MSCI Russia ETF
ERUS
$19K ﹤0.01%
487
FBT icon
1579
First Trust NYSE Arca Biotechnology Index Fund
FBT
$2.81B
$18K ﹤0.01%
125
+75
+150% +$10.3K
BLV icon
1580
Vanguard Long-Term Bond ETF
BLV
$5.7B
$17K ﹤0.01%
173
+1
+0.6% +$93
CVY icon
1581
Invesco Zacks Multi-Asset Income ETF
CVY
$124M
$17K ﹤0.01%
750
EWW icon
1582
iShares MSCI Mexico ETF
EWW
$1.9B
$17K ﹤0.01%
400
KIE icon
1583
State Street SPDR S&P Insurance ETF
KIE
$676M
$17K ﹤0.01%
250
IQLT icon
1584
iShares MSCI Intl Quality Factor ETF
IQLT
$14.2B
$16K ﹤0.01%
534
SDIV icon
1585
Global X SuperDividend ETF
SDIV
$1.21B
$16K ﹤0.01%
305
TDTT icon
1586
FlexShares iBoxx 3-Year Target Duration TIPS Index Fund
TDTT
$2.53B
$16K ﹤0.01%
667
USEQ
1587
DELISTED
Invesco Russell 1000 Enhanced Equal Weight ETF
USEQ
$16K ﹤0.01%
580
SRRA
1588
DELISTED
Sierra Oncology, Inc. Common Stock
SRRA
$16K ﹤0.01%
733
TACOW
1589
DELISTED
Del Taco Restaurants, Inc. Warrants
TACOW
$16K ﹤0.01%
7,500
CQQQ icon
1590
Invesco China Technology ETF
CQQQ
$3.24B
$15K ﹤0.01%
+341
New +$16.1K
IXC icon
1591
iShares Global Energy ETF
IXC
$2.74B
$15K ﹤0.01%
472
SCHM icon
1592
Schwab US Mid-Cap ETF
SCHM
$15.2B
$15K ﹤0.01%
807
-1,797
-69% -$33.6K
SRLN icon
1593
State Street Blackstone Senior Loan ETF
SRLN
$5.37B
$15K ﹤0.01%
335
+239
+249% +$11.1K
QADB
1594
DELISTED
QAD Inc. Class B
QADB
$15K ﹤0.01%
500
ECH icon
1595
iShares MSCI Chile ETF
ECH
$1.03B
$14K ﹤0.01%
319
EMCG
1596
DELISTED
WisdomTree Emerging Markets Consumer Growth Fund
EMCG
$14K ﹤0.01%
600
LMBS icon
1597
First Trust Exchange-Traded Fund IV First Trust Low Duration Opportunities ETF
LMBS
$6.39B
$13K ﹤0.01%
+250
New +$12.9K
RGLS
1598
DELISTED
Regulus Therapeutics
RGLS
$13K ﹤0.01%
1,007
RSX
1599
DELISTED
VanEck Russia ETF
RSX
$13K ﹤0.01%
529
DNR
1600
DELISTED
Denbury Resources, Inc.
DNR
$13K ﹤0.01%
+10,193
New +$18.5K

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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.