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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
IMCV icon
1676
iShares Morningstar Mid-Cap Value ETF
IMCV
$1.16B
$2K ﹤0.01%
+30
New +$1.56K
RSPT icon
1677
Invesco S&P 500 Equal Weight Technology ETF
RSPT
$5.93B
$2K ﹤0.01%
+100
New +$1.73K
SPFF icon
1678
Global X SuperIncome Preferred ETF
SPFF
$143M
$2K ﹤0.01%
130
WOOD icon
1679
iShares Global Timber & Forestry ETF
WOOD
$271M
$2K ﹤0.01%
32
DEW icon
1680
WisdomTree Global High Dividend Fund
DEW
$155M
$1K ﹤0.01%
28
DOG
1681
ProShares Short Dow30
DOG
$87.3M
$1K ﹤0.01%
25
DXD icon
1682
ProShares UltraShort Dow 30
DXD
$42.6M
$1K ﹤0.01%
5
-25
-83% -$3.49K
EPOL icon
1683
iShares MSCI Poland ETF
EPOL
$826M
$1K ﹤0.01%
55
GUSH icon
1684
Direxion Daily S&P Oil & Gas Exp. & Prod. Bull 2X ETF
GUSH
$247M
$1K ﹤0.01%
2
IDGT icon
1685
iShares US Digital Infrastructure and Real Estate ETF
IDGT
$543M
$1K ﹤0.01%
13
IGV icon
1686
iShares Expanded Tech-Software Sector ETF
IGV
$14.8B
$1K ﹤0.01%
20
-425
-96% -$18.2K
NORW icon
1687
Global X MSCI Norway ETF
NORW
$87.7M
$1K ﹤0.01%
69
-133
-66% -$2.82K
QID icon
1688
ProShares UltraShort QQQ
QID
$246M
$1K ﹤0.01%
1
SLYG icon
1689
State Street SPDR S&P 600 Small Cap Growth ETF
SLYG
$5.21B
$1K ﹤0.01%
20
VLUE icon
1690
iShares MSCI USA Value Factor ETF
VLUE
$9.57B
$1K ﹤0.01%
10
XMVM icon
1691
Invesco S&P MidCap Value with Momentum ETF
XMVM
$507M
$1K ﹤0.01%
22
AAP icon
1692
Advance Auto Parts
AAP
$3.15B
-1,449
Closed -$247K
ABUS icon
1693
Arbutus Biopharma
ABUS
$901M
-12,700
Closed -$45K
ALSN icon
1694
Allison Transmission
ALSN
$10.2B
-9,247
Closed -$415K
AMBA icon
1695
Ambarella
AMBA
$3.67B
-7,382
Closed -$319K
AOS icon
1696
A.O. Smith
AOS
$8.49B
-5,307
Closed -$283K
ASB icon
1697
Associated Banc-Corp
ASB
$6.03B
-9,432
Closed -$201K
ATNM icon
1698
Actinium Pharmaceuticals
ATNM
$25.1M
-567
Closed -$8K
AUTL
1699
Autolus Therapeutics
AUTL
$599M
-12,000
Closed -$378K
BIIB icon
1700
Biogen
BIIB
$30.2B
$0 ﹤0.01%
10,244
-4,974
-33% -$1.15M

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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.