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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
+1.38%
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
$25.2B
AUM Growth
+$541M
Cap. Flow
+$455M
Cap. Flow %
1.8%
Top 10 Hldgs %
14.45%
Holding
499
New
55
Increased
184
Reduced
204
Closed
49

Top Buys

Rank Stock Value
1
WTW icon
Willis Towers Watson
WTW
+$201M
2
XRAY icon
Dentsply Sirona
XRAY
+$172M
3
CSRA
CSRA Inc.
CSRA
+$164M
4
ZTS icon
Zoetis
ZTS
+$137M
5
AKAM icon
Akamai
AKAM
+$125M

Sector Composition

Rank Sector Weight
1 Healthcare 14.5%
2 Financials 12.48%
3 Technology 11.87%
4 Consumer Discretionary 11.84%
5 Industrials 11.39%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
MNST icon
176
Monster Beverage
MNST
$89.2B
$23.5M 0.09%
2,112,192
-5,220,192
-71% -$58.1M
THG icon
177
Hanover Insurance
THG
$7.73B
$23.1M 0.09%
256,297
-3,208
-1% -$265K
MLM icon
178
Martin Marietta Materials
MLM
$33.3B
$22.9M 0.09%
+143,809
New +$19.8M
EDR
179
DELISTED
Education Realty Trust Inc
EDR
$22.8M 0.09%
548,344
-5,957
-1% -$233K
EOG icon
180
EOG Resources
EOG
$75.2B
$22.3M 0.09%
306,701
+24,720
+9% +$1.71M
CNO icon
181
CNO Financial Group
CNO
$5.05B
$22.2M 0.09%
1,241,492
-12,994
-1% -$226K
SWX icon
182
Southwest Gas
SWX
$6.63B
$22.1M 0.09%
335,532
-3,660
-1% -$220K
SIGI icon
183
Selective Insurance
SIGI
$5.6B
$21.3M 0.08%
582,012
-6,973
-1% -$231K
TXNM
184
TXNM Energy Inc
TXNM
$5.91B
$21M 0.08%
622,666
-38,692
-6% -$1.24M
IDA icon
185
Idacorp
IDA
$8.11B
$21M 0.08%
281,440
-18,915
-6% -$1.34M
EWL icon
186
iShares MSCI Switzerland ETF
EWL
$2.23B
$20.8M 0.08%
699,200
+38,000
+6% +$1.1M
JJSF icon
187
J&J Snack Foods
JJSF
$1.68B
$20.6M 0.08%
190,336
+4,697
+3% +$507K
WAL icon
188
Western Alliance Bancorporation
WAL
$8.89B
$20.6M 0.08%
615,885
+79,842
+15% +$2.5M
HIW icon
189
Highwoods Properties
HIW
$3.4B
$20.5M 0.08%
427,886
-2,140
-0.5% -$93.4K
BDC icon
190
Belden
BDC
$5.26B
$20.3M 0.08%
330,909
-76,106
-19% -$3.75M
GBCI icon
191
Glacier Bancorp
GBCI
$6.39B
$20.3M 0.08%
798,816
-9,191
-1% -$223K
MTN icon
192
Vail Resorts
MTN
$5.26B
$20.2M 0.08%
151,189
-26,668
-15% -$3.34M
CW icon
193
Curtiss-Wright
CW
$26.1B
$20M 0.08%
264,576
+18,354
+7% +$1.27M
EME icon
194
Emcor
EME
$36B
$19.9M 0.08%
408,452
-4,811
-1% -$219K
EPR icon
195
EPR Properties
EPR
$4.58B
$19.8M 0.08%
297,765
-22,180
-7% -$1.35M
KKD
196
DELISTED
KRISPY KREME DOUGHNUTS INC
KKD
$19.8M 0.08%
1,267,451
-121,425
-9% -$1.76M
WSFS icon
197
WSFS Financial
WSFS
$4.14B
$19.7M 0.08%
604,514
-134,398
-18% -$4.06M
UMPQ
198
DELISTED
Umpqua Holdings Corp
UMPQ
$19.6M 0.08%
1,238,010
+299,090
+32% +$4.51M
AAT
199
American Assets Trust
AAT
$1.37B
$19.6M 0.08%
491,003
-5,683
-1% -$212K
ST icon
200
Sensata Technologies
ST
$6.73B
$19.5M 0.08%
501,415
+47,835
+11% +$1.73M

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William Blair Investment Management's Q1 2016 Portfolio in Review

As of Q1 2016, William Blair Investment Management held 499 positions worth $25.2B, up 2.2% from $24.7B the previous quarter. Its ten largest holdings account for 14% of the portfolio.

William Blair Investment Management's Q1 2016 filing shows 55 new, 184 increased, 204 reduced and 49 closed positions. Its largest new stake was Willis Towers Watson: 1,741,517 shares worth $207M. The largest sale was SIRONA DENTAL SYSTEMS INC COM STK, an estimated $199M.

By sector, the portfolio is most concentrated in Healthcare at 14% of assets, up from 13% a quarter earlier, followed by Financials and Technology.

  • William Blair Investment Management's largest Q1 2016 buy was Willis Towers Watson: 1,741,517 shares worth $207M.
  • William Blair Investment Management added most to Zoetis in Q1 2016, an estimated $137M increase.
  • William Blair Investment Management's biggest Q1 2016 reduction was State Street SPDR S&P 500 ETF Trust, cutting an estimated $152M.
  • William Blair Investment Management fully exited SIRONA DENTAL SYSTEMS INC COM STK in Q1 2016, selling an estimated $199M.
  • William Blair Investment Management's ten largest holdings make up 14% of its $25.2B portfolio in Q1 2016.
  • William Blair Investment Management opened 55 new positions and closed 49 in Q1 2016.
  • William Blair Investment Management's portfolio value rose 2.2% quarter-over-quarter to $25.2B.

Based on William Blair Investment Management's 13F filing for Q1 2016, filed 16 May 2016.