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William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $30.3B
1-Year Est. Return 33.75%
This Fund
S&P 500
This Quarter Est. Return
+6.55%
1 Year Est. Return
+33.75%
3 Year Est. Return
+108.55%
5 Year Est. Return
+126.9%
10 Year Est. Return
+788.31%
AUM
$25.7B
AUM Growth
-$2.19B
Cap. Flow
-$3.7B
Cap. Flow %
-14.37%
Top 10 Hldgs %
17.87%
Holding
463
New
30
Increased
148
Reduced
245
Closed
36

Top Sells

Rank Stock Value
1
WP
Worldpay, Inc.
WP
+$346M
2
SBAC icon
SBA Communications
SBAC
+$258M
3
CNC icon
Centene
CNC
+$212M
4
ALGN icon
Align Technology
ALGN
+$207M
5
BABA icon
Alibaba
BABA
+$194M

Sector Composition

Rank Sector Weight
1 Financials 14.64%
2 Consumer Discretionary 14.51%
3 Technology 13.93%
4 Industrials 13.62%
5 Healthcare 11.44%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
XLU icon
151
State Street Utilities Select Sector SPDR ETF
XLU
$22.4B
$46.1M 0.18%
1,749,800
-69,600
-4% -$1.91M
INTU icon
152
Intuit
INTU
$89.4B
$46M 0.18%
291,413
-9,338
-3% -$1.42M
AVGO icon
153
Broadcom
AVGO
$2.05T
$45.9M 0.18%
1,785,790
-260,580
-13% -$6.77M
NWL icon
154
Newell Brands
NWL
$2.51B
$45.6M 0.18%
1,475,744
-763,621
-34% -$26.3M
MCHP icon
155
Microchip Technology
MCHP
$45.2B
$45.3M 0.18%
1,030,850
-17,372
-2% -$786K
ADI icon
156
Analog Devices
ADI
$190B
$44.8M 0.17%
+503,233
New +$44.6M
PPG icon
157
PPG Industries
PPG
$25.8B
$44.2M 0.17%
378,611
+35,049
+10% +$4.04M
LUV icon
158
Southwest Airlines
LUV
$22.1B
$43.6M 0.17%
666,708
+380,673
+133% +$22.4M
WIX icon
159
WIX.com
WIX
$2.54B
$41.8M 0.16%
726,653
-10,332
-1% -$639K
SHOP icon
160
Shopify
SHOP
$198B
$41.6M 0.16%
4,116,300
+1,405,850
+52% +$14.4M
ULTA icon
161
Ulta Beauty
ULTA
$23.8B
$40.4M 0.16%
+180,441
New +$38.2M
LOMA
162
Loma Negra
LOMA
$1.19B
$40.3M 0.16%
+1,747,303
New +$38.5M
GBCI icon
163
Glacier Bancorp
GBCI
$6.29B
$40M 0.16%
1,015,501
-4,130
-0.4% -$157K
GREK
164
Global X MSCI Greece ETF
GREK
$329M
$38.3M 0.15%
1,240,967
+357,467
+40% +$10M
PAM icon
165
Pampa Energía
PAM
$4.38B
$37.2M 0.14%
552,803
+151,711
+38% +$9.98M
TILE icon
166
Interface
TILE
$2.25B
$36.8M 0.14%
1,462,768
-9,967
-0.7% -$234K
HOMB icon
167
Home BancShares
HOMB
$6.16B
$36.4M 0.14%
1,564,936
+714,190
+84% +$16.7M
CPA icon
168
Copa Holdings
CPA
$5.65B
$35.8M 0.14%
267,255
-24,525
-8% -$3.19M
CRZO
169
DELISTED
Carrizo Oil & Gas Inc
CRZO
$35.7M 0.14%
1,679,335
+5,450
+0.3% +$101K
CCL icon
170
Carnival Corporation Ltd
CCL
$38.6B
$35.7M 0.14%
537,929
-79,752
-13% -$5.28M
ASR icon
171
Grupo Aeroportuario del Sureste
ASR
$8.18B
$35.6M 0.14%
195,106
-9,215
-5% -$1.66M
NEE icon
172
NextEra Energy
NEE
$175B
$35.5M 0.14%
+909,156
New +$35.1M
SIGI icon
173
Selective Insurance
SIGI
$5.66B
$34.8M 0.14%
592,399
+2,815
+0.5% +$163K
PX
174
DELISTED
Praxair Inc
PX
$34.6M 0.13%
+223,673
New +$33.2M
TDG icon
175
TransDigm Group
TDG
$67.1B
$34.5M 0.13%
125,455
-47,674
-28% -$13M

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William Blair Investment Management's Q4 2017 Portfolio in Review

As of Q4 2017, William Blair Investment Management held 463 positions worth $25.7B, down 7.9% from $27.9B the previous quarter. Its ten largest holdings account for 18% of the portfolio.

William Blair Investment Management withdrew a net $3.7B in Q4 2017, closing 36 positions and reducing 245 holdings. Its most notable exit was Worldpay, Inc., an estimated $346M position sold in full.

By sector, the portfolio is most concentrated in Financials at 15% of assets, up from 13% a quarter earlier, followed by Consumer Discretionary and Technology.

Against the trend, William Blair Investment Management opened a new position in Teledyne Technologies worth $121M.

  • William Blair Investment Management's largest Q4 2017 buy was Teledyne Technologies: 669,495 shares worth $121M.
  • William Blair Investment Management added most to State Street SPDR S&P 500 ETF Trust in Q4 2017, an estimated $206M increase.
  • William Blair Investment Management's biggest Q4 2017 reduction was SBA Communications, cutting an estimated $258M.
  • William Blair Investment Management fully exited Worldpay, Inc. in Q4 2017, selling an estimated $346M.
  • William Blair Investment Management's ten largest holdings make up 18% of its $25.7B portfolio in Q4 2017.
  • William Blair Investment Management opened 30 new positions and closed 36 in Q4 2017.
  • William Blair Investment Management's portfolio value fell 7.9% quarter-over-quarter to $25.7B.

Based on William Blair Investment Management's 13F filing for Q4 2017, filed 14 Feb 2018.