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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
+6.15%
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
$26.9B
AUM Growth
+$687M
Cap. Flow
-$320M
Cap. Flow %
-1.19%
Top 10 Hldgs %
18.65%
Holding
522
New
90
Increased
140
Reduced
241
Closed
46

Top Sells

Rank Stock Value
1
ABMD
Abiomed Inc
ABMD
+$154M
2
DPZ icon
Domino's
DPZ
+$129M
3
NBIS
Nebius Group N.V.
NBIS
+$115M
4
ZTS icon
Zoetis
ZTS
+$104M
5
YELP icon
Yelp
YELP
+$103M

Sector Composition

Rank Sector Weight
1 Consumer Discretionary 15.39%
2 Technology 15.25%
3 Healthcare 14.14%
4 Financials 12.82%
5 Industrials 12.81%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
COBZ
201
DELISTED
CoBiz Financial,Inc
COBZ
$26.5M 0.1%
1,233,307
-37,174
-3% -$784K
IBKC
202
DELISTED
IBERIABANK Corp
IBKC
$26.4M 0.1%
348,354
+70,783
+26% +$5.58M
YPF icon
203
YPF Sociedad Anonima American Depositary Shares (Each representing ten (10) Class D shares of Capital Stock)
YPF
$20.1B
$26.3M 0.1%
1,935,949
-219,621
-10% -$4.29M
BDC icon
204
Belden
BDC
$5.35B
$26M 0.1%
424,719
+100,921
+31% +$6.18M
WWW icon
205
Wolverine World Wide
WWW
$1.5B
$25.8M 0.1%
742,007
-22,320
-3% -$723K
EDR
206
DELISTED
Education Realty Trust Inc
EDR
$25.6M 0.1%
617,169
-75,476
-11% -$2.69M
JJSF icon
207
J&J Snack Foods
JJSF
$1.68B
$25.5M 0.09%
166,938
-4,789
-3% -$682K
RDN icon
208
Radian Group
RDN
$4.91B
$25.2M 0.09%
1,555,093
-50,401
-3% -$824K
GLOB icon
209
Globant
GLOB
$1.71B
$25.2M 0.09%
443,749
+79,746
+22% +$3.98M
WAL icon
210
Western Alliance Bancorporation
WAL
$8.86B
$25.2M 0.09%
444,848
-14,452
-3% -$866K
FNB icon
211
FNB Corp
FNB
$6.78B
$24.9M 0.09%
1,858,212
-60,437
-3% -$814K
DHR icon
212
Danaher
DHR
$145B
$24.8M 0.09%
283,585
-479,499
-63% -$42.7M
TRNO icon
213
Terreno Realty
TRNO
$7.44B
$24.8M 0.09%
657,710
-19,520
-3% -$719K
PPG icon
214
PPG Industries
PPG
$25.8B
$24.2M 0.09%
233,129
-129,191
-36% -$13.7M
MOMO
215
Hello Group
MOMO
$866M
$23.7M 0.09%
+545,938
New +$22.7M
MGA icon
216
Magna International
MGA
$18.8B
$23.7M 0.09%
408,146
-41,284
-9% -$2.56M
PXD
217
DELISTED
Pioneer Natural Resource Co.
PXD
$23.6M 0.09%
124,545
+31,203
+33% +$5.98M
SHOO icon
218
Steven Madden
SHOO
$3.55B
$23.4M 0.09%
662,271
+25,519
+4% +$855K
BLBD icon
219
Blue Bird Corp
BLBD
$2.08B
$23.4M 0.09%
1,047,867
+156,565
+18% +$3.43M
SBCF icon
220
Seacoast Banking Corp of Florida
SBCF
$3.4B
$23.3M 0.09%
736,899
-22,209
-3% -$660K
IDA icon
221
Idacorp
IDA
$8.1B
$23.2M 0.09%
251,230
-66,343
-21% -$5.95M
PDCE
222
DELISTED
PDC Energy, Inc.
PDCE
$23.1M 0.09%
382,955
+49,803
+15% +$2.87M
AAT
223
American Assets Trust
AAT
$1.39B
$23M 0.09%
601,181
-19,883
-3% -$704K
EWM icon
224
iShares MSCI Malaysia ETF
EWM
$330M
$22.9M 0.09%
734,100
+75,600
+11% +$2.57M
BRC icon
225
Brady Corp
BRC
$4.51B
$22.8M 0.08%
591,444
-216,927
-27% -$8.33M

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William Blair Investment Management's Q2 2018 Portfolio in Review

As of Q2 2018, William Blair Investment Management held 522 positions worth $26.9B, up 2.6% from $26.2B the previous quarter. Its ten largest holdings account for 19% of the portfolio.

William Blair Investment Management's Q2 2018 filing shows 90 new, 140 increased, 241 reduced and 46 closed positions. Its largest new stake was GoDaddy: 2,731,356 shares worth $193M. The largest sale was Abiomed Inc, an estimated $154M.

By sector, the portfolio is most concentrated in Consumer Discretionary at 15% of assets, up from 14% a quarter earlier, followed by Technology and Healthcare.

  • William Blair Investment Management's largest Q2 2018 buy was GoDaddy: 2,731,356 shares worth $193M.
  • William Blair Investment Management added most to State Street SPDR S&P 500 ETF Trust in Q2 2018, an estimated $99.1M increase.
  • William Blair Investment Management's biggest Q2 2018 reduction was Abiomed Inc, cutting an estimated $154M.
  • William Blair Investment Management fully exited Yelp in Q2 2018, selling an estimated $103M.
  • William Blair Investment Management's ten largest holdings make up 19% of its $26.9B portfolio in Q2 2018.
  • William Blair Investment Management opened 90 new positions and closed 46 in Q2 2018.
  • William Blair Investment Management's portfolio value rose 2.6% quarter-over-quarter to $26.9B.

Based on William Blair Investment Management's 13F filing for Q2 2018, filed 14 Aug 2018.