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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
NVO
276
Novo Nordisk
NVO
$202B
$5.09M 0.02%
121,592
+10,554
+10% +$409K
PDD icon
277
Pinduoduo
PDD
$127B
$4.51M 0.01%
35,477
-3,477
-9% -$452K
LUV icon
278
Southwest Airlines
LUV
$22.3B
$3.91M 0.01%
+73,700
New +$4.42M
VTWO icon
279
Vanguard Russell 2000 ETF
VTWO
$17.4B
$3.72M 0.01%
40,208
– –
NTES icon
280
NetEase
NTES
$79.2B
$3.64M 0.01%
31,586
-84
-0.3% -$9.25K
NVR icon
281
NVR
NVR
$16.9B
$2.77M 0.01%
558
– –
BABA icon
282
Alibaba
BABA
$300B
$2.77M 0.01%
12,228
-42
-0.3% -$9.33K
KC
283
Kingsoft Cloud Holdings
KC
$3.51B
$2.63M 0.01%
77,553
-356,555
-82% -$14.3M
KMX icon
284
CarMax
KMX
$8.27B
$2.47M 0.01%
19,118
-5,015
-21% -$620K
DCI icon
285
Donaldson
DCI
$11.2B
$2.34M 0.01%
36,849
– –
XLU icon
286
State Street Utilities Select Sector SPDR ETF
XLU
$22.7B
$2.3M 0.01%
72,880
-8,400
-10% -$275K
DAR icon
287
Darling Ingredients
DAR
$9.88B
$2.27M 0.01%
33,627
-183,963
-85% -$13M
INDA icon
288
iShares MSCI India ETF
INDA
$6.59B
$2M 0.01%
45,200
+6,500
+17% +$279K
BRC icon
289
Brady Corp
BRC
$4.47B
$1.78M 0.01%
31,768
-243,815
-88% -$13.7M
DECK icon
290
Deckers Outdoor
DECK
$12.8B
$1.71M 0.01%
26,706
-204,660
-88% -$11.5M
BAH icon
291
Booz Allen Hamilton
BAH
$9.43B
$1.68M 0.01%
19,693
-149
-0.8% -$12.6K
HWC icon
292
Hancock Whitney
HWC
$6.28B
$1.67M 0.01%
37,455
-287,454
-88% -$13.4M
CNMD icon
293
CONMED
CNMD
$1.49B
$1.61M 0.01%
11,701
-101,371
-90% -$13.9M
WTS icon
294
Watts Water Technologies
WTS
$12.9B
$1.6M 0.01%
10,971
-84,066
-88% -$11.1M
SIGI icon
295
Selective Insurance
SIGI
$5.61B
$1.56M ﹤0.01%
19,278
-148,025
-88% -$11.3M
ITGR icon
296
Integer Holdings
ITGR
$4.25B
$1.45M ﹤0.01%
15,391
-113,762
-88% -$10.5M
PDCE
297
DELISTED
PDC Energy, Inc.
PDCE
$1.4M ﹤0.01%
30,467
-233,105
-88% -$9.52M
BLD
298
DELISTED
TopBuild
BLD
$1.38M ﹤0.01%
6,991
-53,695
-88% -$11.1M
DIS icon
299
Walt Disney
DIS
$177B
$1.37M ﹤0.01%
7,769
+5,273
+211% +$948K
ROCK icon
300
Gibraltar Industries
ROCK
$1.48B
$1.36M ﹤0.01%
17,830
-136,684
-88% -$11.3M
10 11
12
13 14

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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.