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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
-13.3%
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
$13.7B
AUM Growth
-$2.6B
Cap. Flow
-$222M
Cap. Flow %
-1.61%
Top 10 Hldgs %
20.6%
Holding
1,859
New
191
Increased
555
Reduced
650
Closed
205

Top Buys

Rank Stock Value
1
LIN icon
Linde
LIN
+$55.6M
2
EFA icon
iShares MSCI EAFE ETF
EFA
+$22.8M
3
ULTA icon
Ulta Beauty
ULTA
+$22.1M
4
INTU icon
Intuit
INTU
+$22M
5
DIS icon
Walt Disney
DIS
+$21.1M

Top Sells

Rank Stock Value
1
PX
Praxair Inc
PX
+$73.7M
2
RHT
Red Hat Inc
RHT
+$46M
3
ESRX
Express Scripts Holding Company
ESRX
+$45.8M
4
META icon
Meta Platforms (Facebook)
META
+$32.9M
5
P
Everpure Inc
P
+$31.5M

Sector Composition

Rank Sector Weight
1 Technology 20.75%
2 Healthcare 18.42%
3 Financials 12.76%
4 Consumer Discretionary 9.45%
5 Industrials 9.06%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ICLR icon
1676
Icon
ICLR
$12.6B
– –
-5,089
Closed -$782K
IQDF icon
1677
FlexShares International Quality Dividend Index Fund
IQDF
$1.17B
– –
-13,499
Closed -$324K
IVZ icon
1678
Invesco
IVZ
$14.1B
– –
-20,436
Closed -$468K
JD icon
1679
JD.com
JD
$43.9B
– –
-11,198
Closed -$292K
JOF
1680
Japan Smaller Capitalization Fund
JOF
$339M
– –
-21,001
Closed -$232K
JPC icon
1681
Nuveen Preferred & Income Opportunities Fund
JPC
$2.9B
– –
-35,086
Closed -$325K
KYN icon
1682
Kayne Anderson Energy Infrastructure Fund
KYN
$2.38B
– –
-123,541
Closed -$2.21M
LAUR icon
1683
Laureate Education
LAUR
$5.24B
– –
-10,086
Closed -$156K
LIVN icon
1684
LivaNova
LIVN
$4.29B
– –
-2,000
Closed -$248K
LMBS icon
1685
First Trust Exchange-Traded Fund IV First Trust Low Duration Opportunities ETF
LMBS
$6.39B
– –
-144
Closed -$7K
LOPE icon
1686
Grand Canyon Education
LOPE
$3.92B
– –
-4,773
Closed -$538K
LVS icon
1687
Las Vegas Sands
LVS
$29.7B
– –
-4,065
Closed -$241K
MDB icon
1688
MongoDB
MDB
$30.3B
– –
-3,300
Closed -$269K
MDGL icon
1689
Madrigal Pharmaceuticals
MDGL
$11.9B
– –
-2,250
Closed -$482K
MIN
1690
Aberdeen Intermediate Income Fund
MIN
$278M
– –
-14,465
Closed -$54K
MLM icon
1691
Martin Marietta Materials
MLM
$33.2B
– –
-2,003
Closed -$364K
MORT icon
1692
VanEck Mortgage REIT Income ETF
MORT
$378M
– –
-350
Closed -$8K
MSBI icon
1693
Midland States Bancorp
MSBI
$711M
– –
-6,629
Closed -$213K
MUA icon
1694
BlackRock MuniAssets Fund
MUA
$516M
– –
-11,800
Closed -$153K
MWA icon
1695
Mueller Water Products
MWA
$4.13B
– –
-10,032
Closed -$115K
MX icon
1696
Magnachip Semiconductor
MX
$134M
– –
-14,000
Closed -$139K
NGD
1697
DELISTED
New Gold Inc
NGD
– –
-21,985
Closed -$17K
NICE icon
1698
Nice
NICE
$5.82B
– –
-4,500
Closed -$515K
NOV icon
1699
NOV
NOV
$6.95B
– –
-10,069
Closed -$434K
NUV icon
1700
Nuveen Municipal Value Fund
NUV
$1.9B
– –
-199,178
Closed -$1.86M
66 67
68
69 70

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William Blair & Company's Q4 2018 Portfolio in Review

As of Q4 2018, William Blair & Company held 1,859 positions worth $13.7B, down 16% from $16.3B the previous quarter. Its ten largest holdings account for 21% of the portfolio.

William Blair & Company's Q4 2018 filing shows 191 new, 555 increased, 650 reduced and 205 closed positions. Its largest new stake was Linde: 352,000 shares worth $54.9M. The largest sale was Praxair Inc, an estimated $73.7M.

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

  • William Blair & Company's largest Q4 2018 buy was Linde: 352,000 shares worth $54.9M.
  • William Blair & Company added most to iShares MSCI EAFE ETF in Q4 2018, an estimated $22.8M increase.
  • William Blair & Company's biggest Q4 2018 reduction was Red Hat Inc, cutting an estimated $46M.
  • William Blair & Company fully exited Praxair Inc in Q4 2018, selling an estimated $73.7M.
  • William Blair & Company's ten largest holdings make up 21% of its $13.7B portfolio in Q4 2018.
  • William Blair & Company opened 191 new positions and closed 205 in Q4 2018.
  • William Blair & Company's portfolio value fell 16% quarter-over-quarter to $13.7B.

Based on William Blair & Company's 13F filing for Q4 2018, filed 14 Feb 2019.