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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
+32.57%
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
$24.6B
AUM Growth
+$4.02B
Cap. Flow
-$1.13B
Cap. Flow %
-4.61%
Top 10 Hldgs %
18.5%
Holding
371
New
32
Increased
135
Reduced
169
Closed
30

Top Sells

Rank Stock Value
1
BABA icon
Alibaba
BABA
+$1.16B
2
HTHT icon
Huazhu Hotels Group
HTHT
+$142M
3
HCSG icon
Healthcare Services Group
HCSG
+$138M
4
TSM icon
TSMC
TSM
+$124M
5
TREX icon
Trex
TREX
+$114M

Sector Composition

Rank Sector Weight
1 Technology 25.89%
2 Healthcare 17.49%
3 Consumer Discretionary 12.88%
4 Industrials 12.13%
5 Financials 8.15%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
FIS icon
76
Fidelity National Information Services
FIS
$21.5B
$122M 0.5%
912,749
+123,220
+16% +$16.2M
QDEL icon
77
QuidelOrtho
QDEL
$983M
$122M 0.5%
+546,675
New +$85.7M
WOLF icon
78
Wolfspeed
WOLF
$1.64B
$121M 0.49%
+2,051,366
New +$98.8M
NKE icon
79
Nike
NKE
$60.3B
$121M 0.49%
1,234,870
+508,901
+70% +$47M
ARES icon
80
Ares Management
ARES
$31.7B
$118M 0.48%
2,981,840
+305,233
+11% +$10.8M
GNRC icon
81
Generac Holdings
GNRC
$13B
$115M 0.47%
943,767
+13,601
+1% +$1.43M
VRNS icon
82
Varonis Systems
VRNS
$4.83B
$115M 0.47%
3,884,178
-450,699
-10% -$11.3M
PLNT icon
83
Planet Fitness
PLNT
$3.68B
$114M 0.46%
1,880,517
+18,679
+1% +$1.12M
TME icon
84
Tencent Music
TME
$13.7B
$114M 0.46%
8,430,312
+776,415
+10% +$9.2M
VCYT icon
85
Veracyte
VCYT
$3.69B
$111M 0.45%
4,298,076
-158,935
-4% -$3.96M
HEI.A icon
86
HEICO Corp Class A
HEI.A
$37.4B
$111M 0.45%
1,365,658
+13,553
+1% +$1.05M
HDB icon
87
HDFC Bank
HDB
$119B
$110M 0.45%
4,855,618
+38,316
+0.8% +$787K
NOVT icon
88
Novanta
NOVT
$6.27B
$109M 0.44%
1,021,501
+4,730
+0.5% +$440K
ZTS icon
89
Zoetis
ZTS
$30B
$108M 0.44%
790,148
-32,414
-4% -$4.23M
ROG icon
90
Rogers Corp
ROG
$2.46B
$108M 0.44%
863,016
-64
-0% -$6.85K
PFPT
91
DELISTED
Proofpoint, Inc.
PFPT
$107M 0.44%
963,968
+9,537
+1% +$1.09M
MMS icon
92
Maximus
MMS
$2.82B
$105M 0.43%
1,490,894
+1,053,647
+241% +$70.8M
MASI
93
DELISTED
Masimo
MASI
$103M 0.42%
452,371
-351,959
-44% -$77.2M
META icon
94
Meta Platforms (Facebook)
META
$1.49T
$100M 0.41%
440,423
-2,950
-0.7% -$616K
LECO icon
95
Lincoln Electric
LECO
$15.5B
$98.5M 0.4%
1,169,258
-3,991
-0.3% -$316K
ENTG icon
96
Entegris
ENTG
$24.2B
$94.3M 0.38%
1,596,714
-36,454
-2% -$2.02M
JLL icon
97
Jones Lang LaSalle
JLL
$16.7B
$93.6M 0.38%
904,495
-14,591
-2% -$1.5M
CSGP icon
98
CoStar Group
CSGP
$12.4B
$92.5M 0.38%
1,300,950
+27,280
+2% +$1.76M
EL icon
99
Estee Lauder
EL
$31.7B
$92.2M 0.38%
488,406
+37,501
+8% +$6.7M
CRM icon
100
Salesforce
CRM
$157B
$91.2M 0.37%
486,798
-3,200
-0.7% -$539K

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William Blair Investment Management's Q2 2020 Portfolio in Review

As of Q2 2020, William Blair Investment Management held 371 positions worth $24.6B, up 20% from $20.5B the previous quarter. Its ten largest holdings account for 19% of the portfolio.

William Blair Investment Management withdrew a net $1.13B in Q2 2020, closing 30 positions and reducing 169 holdings. Its most notable exit was Huazhu Hotels Group, an estimated $142M position sold in full.

By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 22% a quarter earlier, followed by Healthcare and Consumer Discretionary.

Against the trend, William Blair Investment Management opened a new position in Bright Horizons worth $178M.

  • William Blair Investment Management's largest Q2 2020 buy was Bright Horizons: 1,516,185 shares worth $178M.
  • William Blair Investment Management added most to Mercado Libre in Q2 2020, an estimated $120M increase.
  • William Blair Investment Management's biggest Q2 2020 reduction was Alibaba, cutting an estimated $1.16B.
  • William Blair Investment Management fully exited Huazhu Hotels Group in Q2 2020, selling an estimated $142M.
  • William Blair Investment Management's ten largest holdings make up 19% of its $24.6B portfolio in Q2 2020.
  • William Blair Investment Management opened 32 new positions and closed 30 in Q2 2020.
  • William Blair Investment Management's portfolio value rose 20% quarter-over-quarter to $24.6B.

Based on William Blair Investment Management's 13F filing for Q2 2020, filed 12 Aug 2020.