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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
+10.66%
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
$26.5B
AUM Growth
+$1.43B
Cap. Flow
-$525M
Cap. Flow %
-1.98%
Top 10 Hldgs %
15.7%
Holding
479
New
44
Increased
158
Reduced
220
Closed
47

Top Buys

Rank Stock Value
1
BABA icon
Alibaba
BABA
+$316M
2
TCOM icon
Trip.com Group
TCOM
+$140M
3
BWXT icon
BWX Technologies
BWXT
+$116M
4
UNH icon
UnitedHealth
UNH
+$102M
5
MTN icon
Vail Resorts
MTN
+$101M

Sector Composition

Rank Sector Weight
1 Consumer Discretionary 15.46%
2 Industrials 13.64%
3 Financials 13.02%
4 Healthcare 11.83%
5 Technology 10.92%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
SXI icon
201
Standex International
SXI
$3.98B
$22.9M 0.09%
228,894
-991
-0.4% -$92.9K
BPFH
202
DELISTED
Boston Private Financial Holdings, Inc.
BPFH
$22.9M 0.09%
1,395,254
+319,910
+30% +$5.32M
EME icon
203
Emcor
EME
$35.7B
$22.8M 0.09%
362,342
-3,089
-0.8% -$205K
BRC icon
204
Brady Corp
BRC
$4.54B
$22.8M 0.09%
589,064
+102,065
+21% +$3.84M
RICE
205
DELISTED
Rice Energy Inc.
RICE
$22.7M 0.09%
957,887
+95,010
+11% +$1.97M
COBZ
206
DELISTED
CoBiz Financial,Inc
COBZ
$22.6M 0.09%
1,343,234
-5,320
-0.4% -$91K
IDA icon
207
Idacorp
IDA
$8.08B
$22.2M 0.08%
267,833
-1,091
-0.4% -$87.9K
THG icon
208
Hanover Insurance
THG
$7.86B
$22M 0.08%
243,900
-988
-0.4% -$87.5K
RNST icon
209
Renasant Corp
RNST
$3.9B
$21.9M 0.08%
551,579
-2,210
-0.4% -$89.4K
MOMO
210
Hello Group
MOMO
$870M
$21.9M 0.08%
+641,850
New +$17.1M
HOMB icon
211
Home BancShares
HOMB
$6.17B
$21.8M 0.08%
803,848
-3,256
-0.4% -$89.4K
BBT
212
Beacon Financial Corp
BBT
$2.66B
$21.6M 0.08%
600,529
-2,337
-0.4% -$82.7K
BDC icon
213
Belden
BDC
$5.28B
$21.6M 0.08%
312,862
-1,543
-0.5% -$113K
DAN icon
214
Dana Inc
DAN
$3.21B
$21.6M 0.08%
1,120,867
-4,446
-0.4% -$86.2K
AAT
215
American Assets Trust
AAT
$1.38B
$21.6M 0.08%
515,304
-1,780
-0.3% -$76.2K
SWX icon
216
Southwest Gas
SWX
$6.56B
$21.5M 0.08%
259,632
-1,053
-0.4% -$85.9K
RSPP
217
DELISTED
RSP Permian, Inc.
RSPP
$21.5M 0.08%
518,524
-1,949
-0.4% -$81K
BANR icon
218
Banner Corp
BANR
$2.43B
$21.4M 0.08%
385,033
-1,564
-0.4% -$89.3K
MTX icon
219
Minerals Technologies
MTX
$2.32B
$21.3M 0.08%
278,698
-1,158
-0.4% -$89.7K
SPTN
220
DELISTED
SpartanNash
SPTN
$21.2M 0.08%
605,544
-2,354
-0.4% -$86.3K
FNB icon
221
FNB Corp
FNB
$6.75B
$20.9M 0.08%
+1,408,006
New +$21.6M
UMPQ
222
DELISTED
Umpqua Holdings Corp
UMPQ
$20.9M 0.08%
1,177,716
-4,744
-0.4% -$87.2K
MDP
223
DELISTED
Meredith Corporation
MDP
$20.9M 0.08%
322,977
-1,283
-0.4% -$79K
EL icon
224
Estee Lauder
EL
$31.5B
$20.8M 0.08%
245,806
-162,185
-40% -$13.4M
PXD
225
DELISTED
Pioneer Natural Resource Co.
PXD
$20.8M 0.08%
111,473
-2,920
-3% -$542K

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William Blair Investment Management's Q1 2017 Portfolio in Review

As of Q1 2017, William Blair Investment Management held 479 positions worth $26.5B, up 5.7% from $25B the previous quarter. Its ten largest holdings account for 16% of the portfolio.

William Blair Investment Management's Q1 2017 filing shows 44 new, 158 increased, 220 reduced and 47 closed positions. Its largest new stake was Michaels Stores, Inc: 4,240,011 shares worth $94.9M. The largest sale was Toronto Dominion Bank, an estimated $254M.

By sector, the portfolio is most concentrated in Consumer Discretionary at 15% of assets, up from 12% a quarter earlier, followed by Industrials and Financials.

  • William Blair Investment Management's largest Q1 2017 buy was Michaels Stores, Inc: 4,240,011 shares worth $94.9M.
  • William Blair Investment Management added most to Alibaba in Q1 2017, an estimated $316M increase.
  • William Blair Investment Management's biggest Q1 2017 reduction was Toronto Dominion Bank, cutting an estimated $254M.
  • William Blair Investment Management fully exited Mead Johnson Nutrition Company in Q1 2017, selling an estimated $192M.
  • William Blair Investment Management's ten largest holdings make up 16% of its $26.5B portfolio in Q1 2017.
  • William Blair Investment Management opened 44 new positions and closed 47 in Q1 2017.
  • William Blair Investment Management's portfolio value rose 5.7% quarter-over-quarter to $26.5B.

Based on William Blair Investment Management's 13F filing for Q1 2017, filed 10 May 2017.