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William Blair Investment Management

William Blair Investment Management Portfolio holdings

AUM $33.3B
1-Year Est. Return 44.76%
This Fund
S&P 500
This Quarter Est. Return
+13.65%
1 Year Est. Return
+44.76%
3 Year Est. Return
+140.8%
5 Year Est. Return
+166.51%
10 Year Est. Return
+978.6%
AUM
$25.7B
AUM Growth
+$1.1B
Cap. Flow
-$1.58B
Cap. Flow %
-6.14%
Top 10 Hldgs %
18.53%
Holding
367
New
26
Increased
146
Reduced
166
Closed
24

Top Buys

Rank Stock Value
1
AXON
Axon Enterprise
AXON
+$151M
2
RAMP icon
LiveRamp
RAMP
+$124M
3
GWRE icon
Guidewire Software
GWRE
+$115M
4
SE icon
Sea Limited
SE
+$102M
5
BLDR icon
Builders FirstSource
BLDR
+$89.9M

Top Sells

Rank Stock Value
1
NTES icon
NetEase
NTES
+$506M
2
CPRT icon
Copart
CPRT
+$136M
3
TSM icon
TSMC
TSM
+$125M
4
WEX icon
WEX
WEX
+$124M
5
BN icon
Brookfield
BN
+$123M

Sector Composition

Rank Sector Weight
1 Technology 26.05%
2 Healthcare 18.61%
3 Consumer Discretionary 13.78%
4 Industrials 13.27%
5 Financials 7.61%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
MCHI icon
251
iShares MSCI China ETF
MCHI
$6.21B
$11.8M 0.05%
+159,500
New +$11.7M
WEX icon
252
WEX
WEX
$6.48B
$11.5M 0.04%
82,698
-788,518
-91% -$124M
ITGR icon
253
Integer Holdings
ITGR
$4.25B
$11.2M 0.04%
190,265
+16,041
+9% +$1.07M
MUSA icon
254
Murphy USA
MUSA
$10.1B
$11.2M 0.04%
86,945
+37,658
+76% +$4.98M
LGTY
255
DELISTED
Logility Supply Chain Solutions, Inc. Common Stock
LGTY
$11.1M 0.04%
792,199
+28,964
+4% +$452K
THG icon
256
Hanover Insurance
THG
$7.74B
$11.1M 0.04%
118,823
+9,988
+9% +$992K
NVR icon
257
NVR
NVR
$16.8B
$11M 0.04%
2,687
-380
-12% -$1.47M
KO icon
258
Coca-Cola
KO
$373B
$11M 0.04%
222,014
-1,156,262
-84% -$55.6M
EXP icon
259
Eagle Materials
EXP
$6.47B
$10.9M 0.04%
126,376
+3,515
+3% +$284K
BKH icon
260
Black Hills Corp
BKH
$5.58B
$10.9M 0.04%
203,274
+17,021
+9% +$972K
SAIA icon
261
Saia
SAIA
$9.73B
$10.9M 0.04%
86,077
-16,302
-16% -$2.08M
CNO icon
262
CNO Financial Group
CNO
$5.02B
$10.7M 0.04%
665,007
+55,965
+9% +$897K
CVCO icon
263
Cavco Industries
CVCO
$4.6B
$10.7M 0.04%
59,129
+5,032
+9% +$960K
ONT
264
Onterris Inc
ONT
$576M
$10.5M 0.04%
+442,155
New +$11.2M
SPB icon
265
Spectrum Brands
SPB
$2.03B
$10.3M 0.04%
180,773
+5,043
+3% +$277K
HIW icon
266
Highwoods Properties
HIW
$3.46B
$10.2M 0.04%
304,506
+81,609
+37% +$3.01M
MTX icon
267
Minerals Technologies
MTX
$2.25B
$10.2M 0.04%
199,023
+16,664
+9% +$824K
NFE icon
268
New Fortress Energy
NFE
$94M
$10M 0.04%
+227,933
New +$5.98M
GBCI icon
269
Glacier Bancorp
GBCI
$6.4B
$9.9M 0.04%
308,798
+25,870
+9% +$894K
ELS icon
270
Equity Lifestyle Properties
ELS
$12.4B
$9.88M 0.04%
161,225
+3,906
+2% +$253K
HWC icon
271
Hancock Whitney
HWC
$6.34B
$9.87M 0.04%
524,916
+43,859
+9% +$859K
AAT
272
American Assets Trust
AAT
$1.39B
$9.85M 0.04%
408,966
+104,059
+34% +$2.7M
AVY icon
273
Avery Dennison
AVY
$13.7B
$9.78M 0.04%
76,480
+2,103
+3% +$248K
AON icon
274
Aon
AON
$74.7B
$9.64M 0.04%
46,743
-182,603
-80% -$36.5M
HMN icon
275
Horace Mann Educators
HMN
$2.09B
$9.62M 0.04%
288,073
+24,127
+9% +$898K
9 10
11
12 13

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William Blair Investment Management's Q3 2020 Portfolio in Review

As of Q3 2020, William Blair Investment Management held 367 positions worth $25.7B, up 4.5% from $24.6B the previous quarter. Its ten largest holdings account for 19% of the portfolio.

William Blair Investment Management withdrew a net $1.58B in Q3 2020, closing 24 positions and reducing 166 holdings. Its most notable exit was Planet Fitness, an estimated $114M position sold in full.

By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 26% a quarter earlier, followed by Healthcare and Consumer Discretionary.

Against the trend, William Blair Investment Management opened a new position in Axon Enterprise worth $157M.

  • William Blair Investment Management's largest Q3 2020 buy was Axon Enterprise: 1,734,820 shares worth $157M.
  • William Blair Investment Management added most to LiveRamp in Q3 2020, an estimated $124M increase.
  • William Blair Investment Management's biggest Q3 2020 reduction was NetEase, cutting an estimated $506M.
  • William Blair Investment Management fully exited Planet Fitness in Q3 2020, selling an estimated $114M.
  • William Blair Investment Management's ten largest holdings make up 19% of its $25.7B portfolio in Q3 2020.
  • William Blair Investment Management opened 26 new positions and closed 24 in Q3 2020.
  • William Blair Investment Management's portfolio value rose 4.5% quarter-over-quarter to $25.7B.

Based on William Blair Investment Management's 13F filing for Q3 2020, filed 6 Nov 2020.