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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
PE
251
DELISTED
PARSLEY ENERGY INC
PE
$9.79M 0.04%
916,512
-572,641
-38% -$5.3M
WLDN icon
252
Willdan Group
WLDN
$1.29B
$9.78M 0.04%
390,981
-16,871
-4% -$388K
DECK icon
253
Deckers Outdoor
DECK
$12.5B
$9.7M 0.04%
296,268
+88,356
+42% +$2.43M
HMN icon
254
Horace Mann Educators
HMN
$2.09B
$9.7M 0.04%
263,946
+23,349
+10% +$821K
DPZ icon
255
Domino's
DPZ
$11.7B
$9.51M 0.04%
25,749
-286,130
-92% -$105M
CNO icon
256
CNO Financial Group
CNO
$5.05B
$9.48M 0.04%
609,042
-1,013
-0.2% -$14K
PDFS icon
257
PDF Solutions
PDFS
$2.19B
$9.37M 0.04%
+479,112
New +$7.79M
GNMK
258
DELISTED
GenMark Diagnostics, Inc
GNMK
$9.28M 0.04%
+631,106
New +$6.41M
SBCF icon
259
Seacoast Banking Corp of Florida
SBCF
$3.45B
$9.2M 0.04%
451,027
+28,562
+7% +$580K
AXGN icon
260
Axogen
AXGN
$2.64B
$9.2M 0.04%
995,495
-42,305
-4% -$379K
RVLV icon
261
Revolve Group
RVLV
$1.68B
$8.86M 0.04%
+596,059
New +$7.83M
WTFC icon
262
Wintrust Financial
WTFC
$10.9B
$8.67M 0.04%
198,793
-12,434
-6% -$496K
EXP icon
263
Eagle Materials
EXP
$6.48B
$8.63M 0.04%
122,861
+10,004
+9% +$629K
BPFH
264
DELISTED
Boston Private Financial Holdings, Inc.
BPFH
$8.62M 0.04%
1,252,123
+267,391
+27% +$1.87M
CDNA icon
265
CareDx
CDNA
$2.44B
$8.61M 0.04%
+242,957
New +$6.91M
MTX icon
266
Minerals Technologies
MTX
$2.27B
$8.56M 0.03%
182,359
+18,689
+11% +$818K
AAT
267
American Assets Trust
AAT
$1.38B
$8.49M 0.03%
304,907
-30,148
-9% -$825K
AVY icon
268
Avery Dennison
AVY
$13.7B
$8.49M 0.03%
+74,377
New +$8.17M
NBHC icon
269
National Bank Holdings
NBHC
$1.93B
$8.42M 0.03%
311,931
-781
-0.2% -$19.9K
HIW icon
270
Highwoods Properties
HIW
$3.46B
$8.32M 0.03%
222,897
+23,308
+12% +$867K
MGLN
271
DELISTED
Magellan Health Services, Inc.
MGLN
$8.21M 0.03%
112,526
+504
+0.4% +$32.3K
PRMW
272
DELISTED
Primo Water Corporation
PRMW
$8.18M 0.03%
595,024
-37,206
-6% -$417K
FNB icon
273
FNB Corp
FNB
$6.87B
$8.15M 0.03%
1,086,604
+142,410
+15% +$1.07M
UMPQ
274
DELISTED
Umpqua Holdings Corp
UMPQ
$8.1M 0.03%
761,334
-3,645
-0.5% -$40.8K
SPB icon
275
Spectrum Brands
SPB
$2.02B
$8.07M 0.03%
175,730
-10,992
-6% -$467K

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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.