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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
AB icon
1151
AllianceBernstein
AB
$3.47B
$248K ﹤0.01%
9,089
-187
-2% -$5.38K
TOTL icon
1152
State Street DoubleLine Total Return Tactical ETF
TOTL
$4.02B
$247K ﹤0.01%
5,208
+158
+3% +$7.42K
CABO icon
1153
Cable One
CABO
$252M
$246K ﹤0.01%
300
-139
-32% -$120K
JAZZ icon
1154
Jazz Pharmaceuticals
JAZZ
$16.7B
$246K ﹤0.01%
1,988
+50
+3% +$7.42K
CVA
1155
DELISTED
Covanta Holding Corporation
CVA
$246K ﹤0.01%
18,368
-297
-2% -$4.58K
FUL icon
1156
H.B. Fuller
FUL
$3.18B
$245K ﹤0.01%
5,747
-255
-4% -$11.5K
FXH icon
1157
First Trust Health Care AlphaDEX Fund
FXH
$1.05B
$245K ﹤0.01%
3,316
+1,240
+60% +$93.9K
HUBG icon
1158
HUB Group
HUBG
$2.83B
$245K ﹤0.01%
13,200
– –
IYK icon
1159
iShares US Consumer Staples ETF
IYK
$1.41B
$245K ﹤0.01%
6,759
– –
THS
1160
DELISTED
Treehouse Foods
THS
$245K ﹤0.01%
4,825
-3,006
-38% -$148K
XMMO icon
1161
Invesco S&P MidCap Momentum ETF
XMMO
$7.41B
$245K ﹤0.01%
+5,450
New +$260K
ZEN
1162
DELISTED
ZENDESK INC
ZEN
$245K ﹤0.01%
4,000
-315
-7% -$18.1K
GRMN
1163
Garmin
GRMN
$58.2B
$244K ﹤0.01%
3,851
+876
+29% +$56.7K
VXUS icon
1164
Vanguard Total International Stock ETF
VXUS
$158B
$244K ﹤0.01%
5,157
+75
+1% +$3.73K
XTN icon
1165
State Street SPDR S&P Transportation ETF
XTN
$395M
$244K ﹤0.01%
2,726
-2,814
-51% -$168K
EPAC icon
1166
Enerpac Tool Group
EPAC
$1.92B
$243K ﹤0.01%
10,160
– –
MOAT icon
1167
VanEck Morningstar Wide Moat ETF
MOAT
$12.1B
$243K ﹤0.01%
+5,897
New +$262K
LSXMK
1168
DELISTED
Liberty Media Corporation Series C Liberty SiriusXM Common Stock
LSXMK
$243K ﹤0.01%
8,625
+53
+0.6% +$1.61K
ANIK icon
1169
Anika Therapeutics
ANIK
$270M
$240K ﹤0.01%
7,154
-191
-3% -$6.89K
COHU icon
1170
Cohu
COHU
$2.45B
$239K ﹤0.01%
+14,903
New +$284K
ZION icon
1171
Zions Bancorporation
ZION
$10.3B
$237K ﹤0.01%
5,809
+3
+0.1% +$140
HOME
1172
DELISTED
At Home Group Inc.
HOME
$237K ﹤0.01%
+12,684
New +$323K
GOVT icon
1173
iShares US Treasury Bond ETF
GOVT
$43.5B
$236K ﹤0.01%
9,366
-5,044
-35% -$123K
TI
1174
DELISTED
Telecom Italia
TI
$236K ﹤0.01%
42,471
+12,744
+43% +$76.5K
SLV icon
1175
iShares Silver Trust
SLV
$29.8B
$235K ﹤0.01%
16,165
-70,736
-81% -$967K
45 46
47
48 49

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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.