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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
+7.98%
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
$31.9B
AUM Growth
+$988M
Cap. Flow
-$703M
Cap. Flow %
-2.21%
Top 10 Hldgs %
16.59%
Holding
479
New
112
Increased
100
Reduced
249
Closed
14

Top Buys

Rank Stock Value
1
FOXF icon
Fox Factory Holding Corp
FOXF
+$242M
2
WH icon
Wyndham Hotels & Resorts
WH
+$228M
3
DEN
Denbury Inc.
DEN
+$153M
4
BLDR icon
Builders FirstSource
BLDR
+$134M
5
RVLV icon
Revolve Group
RVLV
+$99.3M

Top Sells

Rank Stock Value
1
LOPE icon
Grand Canyon Education
LOPE
+$206M
2
ETSY icon
Etsy
ETSY
+$195M
3
AAP icon
Advance Auto Parts
AAP
+$192M
4
BJ icon
BJs Wholesale Club
BJ
+$151M
5
RAMP icon
LiveRamp
RAMP
+$125M

Sector Composition

Rank Sector Weight
1 Technology 25.66%
2 Healthcare 20.52%
3 Industrials 14.68%
4 Consumer Discretionary 14.22%
5 Financials 6.61%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
MWA icon
451
Mueller Water Products
MWA
$4.09B
$55K ﹤0.01%
+3,790
New +$54.4K
CGNT icon
452
Cognyte Software
CGNT
$675M
$49K ﹤0.01%
+1,980
New +$49K
PEB icon
453
Pebblebrook Hotel Trust
PEB
$2.04B
$49K ﹤0.01%
+2,075
New +$48.8K
AUDC icon
454
AudioCodes
AUDC
$257M
$48K ﹤0.01%
+1,460
New +$46.6K
DY icon
455
Dycom Industries
DY
$12.3B
$48K ﹤0.01%
+645
New +$55.6K
XPRO icon
456
Expro Ltd
XPRO
$2.07B
$43K ﹤0.01%
+2,349
New +$48.5K
ESTE
457
DELISTED
Earthstone Energy Inc. Class A Common Stock
ESTE
$39K ﹤0.01%
+3,480
New +$31.6K
MYE icon
458
Myers Industries
MYE
$1.23B
$36K ﹤0.01%
+1,699
New +$36.4K
ROIC
459
DELISTED
Retail Opportunity Investments Corp.
ROIC
$31K ﹤0.01%
+1,770
New +$31.1K
KALU icon
460
Kaiser Aluminum
KALU
$3.1B
$30K ﹤0.01%
+245
New +$30.6K
ANIP icon
461
ANI Pharmaceuticals
ANIP
$1.73B
$26K ﹤0.01%
+755
New +$25.7K
LFCR icon
462
Lifecore Biomedical
LFCR
$181M
$26K ﹤0.01%
+2,335
New +$26.9K
DCOM icon
463
Dime Commercial Bancshares
DCOM
$1.81B
$11K ﹤0.01%
+340
New +$11.4K
FUL icon
464
H.B. Fuller
FUL
$3.24B
$10K ﹤0.01%
+155
New +$10.4K
ANET icon
465
Arista Networks
ANET
$265B
– –
-69,024
Closed -$1.3M
AVY icon
466
Avery Dennison
AVY
$13.7B
– –
-88,057
Closed -$16.2M
CHX
467
DELISTED
ChampionX
CHX
– –
-422,349
Closed -$9.18M
COLB icon
468
Columbia Banking Systems
COLB
$9.12B
– –
-445,145
Closed -$19.2M
CYBR
469
DELISTED
CyberArk
CYBR
– –
-237,109
Closed -$30.7M
DEI icon
470
Douglas Emmett
DEI
$1.95B
– –
-161,546
Closed -$5.07M
DPZ icon
471
Domino's
DPZ
$11.7B
– –
-30,429
Closed -$11.2M
EFA icon
472
iShares MSCI EAFE ETF
EFA
$80.2B
$0 ﹤0.01%
+485
New +$38.5K
IBN icon
473
ICICI Bank
IBN
$107B
– –
-185,171
Closed -$2.96M
JLL icon
474
Jones Lang LaSalle
JLL
$16.7B
– –
-69,835
Closed -$12.5M
LAD icon
475
Lithia Motors
LAD
$8.32B
– –
-47,219
Closed -$18.4M
16 17 18
19
20

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William Blair Investment Management's Q2 2021 Portfolio in Review

As of Q2 2021, William Blair Investment Management held 479 positions worth $31.9B, up 3.2% from $30.9B the previous quarter. Its ten largest holdings account for 17% of the portfolio.

William Blair Investment Management's Q2 2021 filing shows 112 new, 100 increased, 249 reduced and 14 closed positions. Its largest new stake was Fox Factory Holding Corp: 1,625,709 shares worth $253M. The largest sale was Grand Canyon Education, an estimated $206M.

By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 25% a quarter earlier, followed by Healthcare and Industrials.

  • William Blair Investment Management's largest Q2 2021 buy was Fox Factory Holding Corp: 1,625,709 shares worth $253M.
  • William Blair Investment Management added most to Denbury Inc. in Q2 2021, an estimated $153M increase.
  • William Blair Investment Management's biggest Q2 2021 reduction was Grand Canyon Education, cutting an estimated $206M.
  • William Blair Investment Management fully exited Proofpoint, Inc. in Q2 2021, selling an estimated $118M.
  • William Blair Investment Management's ten largest holdings make up 17% of its $31.9B portfolio in Q2 2021.
  • William Blair Investment Management opened 112 new positions and closed 14 in Q2 2021.
  • William Blair Investment Management's portfolio value rose 3.2% quarter-over-quarter to $31.9B.

Based on William Blair Investment Management's 13F filing for Q2 2021, filed 12 Aug 2021.