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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
-14.67%
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
$20.5B
AUM Growth
-$4.55B
Cap. Flow
-$12.9M
Cap. Flow %
-0.06%
Top 10 Hldgs %
22.75%
Holding
396
New
40
Increased
177
Reduced
118
Closed
57

Top Buys

Rank Stock Value
1
TAL icon
TAL Education Group
TAL
+$224M
2
SEDG icon
SolarEdge
SEDG
+$152M
3
MRCY icon
Mercury Systems
MRCY
+$143M
4
MASI
Masimo
MASI
+$138M
5
BCO icon
Brink's
BCO
+$124M

Top Sells

Rank Stock Value
1
MTN icon
Vail Resorts
MTN
+$240M
2
TD icon
Toronto Dominion Bank
TD
+$237M
3
SABR icon
Sabre
SABR
+$207M
4
CHKP icon
Check Point Software Technologies
CHKP
+$173M
5
GWRE icon
Guidewire Software
GWRE
+$141M

Sector Composition

Rank Sector Weight
1 Technology 22.09%
2 Healthcare 16.18%
3 Consumer Discretionary 14.43%
4 Industrials 13.27%
5 Financials 9.12%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
NKE icon
101
Nike
NKE
$60.1B
$60.1M 0.29%
+725,969
New +$67.5M
BAP icon
102
Credicorp
BAP
$29.6B
$58.3M 0.28%
407,629
-284,315
-41% -$53.8M
JPM icon
103
JPMorgan Chase
JPM
$971B
$57.4M 0.28%
637,459
+112,707
+21% +$13.7M
NEE icon
104
NextEra Energy
NEE
$179B
$57.1M 0.28%
949,768
+3,408
+0.4% +$214K
TMO icon
105
Thermo Fisher Scientific
TMO
$223B
$56.7M 0.28%
200,085
+603
+0.3% +$190K
KO icon
106
Coca-Cola
KO
$373B
$56M 0.27%
1,266,517
+59,659
+5% +$3.22M
UNP icon
107
Union Pacific
UNP
$174B
$55.5M 0.27%
393,294
+1,029
+0.3% +$170K
BLK icon
108
Blackrock
BLK
$180B
$55.1M 0.27%
125,226
+2,440
+2% +$1.2M
IEMG icon
109
iShares Core MSCI Emerging Markets ETF
IEMG
$158B
$54.2M 0.26%
1,339,700
+176,500
+15% +$8.67M
ABMD
110
DELISTED
Abiomed Inc
ABMD
$53.8M 0.26%
370,802
-274,035
-42% -$45.5M
ROP icon
111
Roper Technologies
ROP
$39.1B
$52.7M 0.26%
168,866
+845
+0.5% +$299K
FTV icon
112
Fortive
FTV
$18.6B
$52.4M 0.26%
1,506,344
+96,470
+7% +$4.22M
TXN icon
113
Texas Instruments
TXN
$253B
$51.5M 0.25%
515,815
+24,543
+5% +$2.95M
CYBR
114
DELISTED
CyberArk
CYBR
$49.6M 0.24%
579,947
+221,913
+62% +$25.6M
ABT icon
115
Abbott
ABT
$192B
$49.4M 0.24%
625,482
-10,016
-2% -$836K
ATVI
116
DELISTED
Activision Blizzard
ATVI
$49.3M 0.24%
828,390
-37,124
-4% -$2.2M
ECPG icon
117
Encore Capital Group
ECPG
$2.07B
$48.1M 0.23%
2,057,803
-1,266,094
-38% -$42.6M
ULTA icon
118
Ulta Beauty
ULTA
$22.9B
$47.9M 0.23%
272,783
+16,652
+7% +$4.15M
LMT icon
119
Lockheed Martin
LMT
$140B
$44M 0.21%
129,760
+687
+0.5% +$270K
EW icon
120
Edwards Lifesciences
EW
$53.6B
$43.7M 0.21%
695,049
+15,036
+2% +$1.08M
GOTU icon
121
Gaotu Techedu
GOTU
$410M
$43M 0.21%
1,015,092
+434,694
+75% +$16M
BALL icon
122
Ball Corp
BALL
$16.4B
$42.6M 0.21%
659,082
+31,834
+5% +$2.23M
SYK icon
123
Stryker
SYK
$133B
$42.5M 0.21%
255,106
+43,566
+21% +$8.51M
LQD icon
124
iShares iBoxx $ Investment Grade Corporate Bond ETF
LQD
$32.7B
$42M 0.2%
340,300
-23,780
-7% -$3.03M
ACN icon
125
Accenture
ACN
$110B
$41.8M 0.2%
256,243
-36,855
-13% -$7.1M
3 4
5
6 7

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William Blair Investment Management's Q1 2020 Portfolio in Review

As of Q1 2020, William Blair Investment Management held 396 positions worth $20.5B, down 18% from $25.1B the previous quarter. Its ten largest holdings account for 23% of the portfolio.

William Blair Investment Management's Q1 2020 filing shows 40 new, 177 increased, 118 reduced and 57 closed positions. Its largest new stake was SolarEdge: 1,432,686 shares worth $117M. The largest sale was Vail Resorts, an estimated $240M.

By sector, the portfolio is most concentrated in Technology at 22% of assets, down from 23% a quarter earlier, followed by Healthcare and Consumer Discretionary.

  • William Blair Investment Management's largest Q1 2020 buy was SolarEdge: 1,432,686 shares worth $117M.
  • William Blair Investment Management added most to TAL Education Group in Q1 2020, an estimated $224M increase.
  • William Blair Investment Management's biggest Q1 2020 reduction was Check Point Software Technologies, cutting an estimated $173M.
  • William Blair Investment Management fully exited Vail Resorts in Q1 2020, selling an estimated $240M.
  • William Blair Investment Management's ten largest holdings make up 23% of its $20.5B portfolio in Q1 2020.
  • William Blair Investment Management opened 40 new positions and closed 57 in Q1 2020.
  • William Blair Investment Management's portfolio value fell 18% quarter-over-quarter to $20.5B.

Based on William Blair Investment Management's 13F filing for Q1 2020, filed 8 May 2020.