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William Blair & Company

William Blair & Company Portfolio holdings

AUM $38.4B
1-Year Est. Return 25.71%
This Fund
S&P 500
This Quarter Est. Return
+10.7%
1 Year Est. Return
+25.71%
3 Year Est. Return
+88.7%
5 Year Est. Return
+104.53%
10 Year Est. Return
+665.86%
AUM
$28.9B
AUM Growth
+$2.35B
Cap. Flow
-$98.3M
Cap. Flow %
-0.34%
Top 10 Hldgs %
23.73%
Holding
1,960
New
105
Increased
655
Reduced
787
Closed
72

Top Buys

Rank Stock Value
1
BALL icon
Ball Corp
BALL
+$39.8M
2
ABNB icon
Airbnb
ABNB
+$37.1M
3
GNRC icon
Generac Holdings
GNRC
+$34.4M
4
U icon
Unity
U
+$29.3M
5
TREX icon
Trex
TREX
+$29M

Sector Composition

Rank Sector Weight
1 Technology 25.7%
2 Healthcare 19.69%
3 Financials 11.7%
4 Consumer Discretionary 10.72%
5 Industrials 9.79%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
HUBG icon
1226
HUB Group
HUBG
$2.55B
$401K ﹤0.01%
12,150
DNLI icon
1227
Denali Therapeutics
DNLI
$3.97B
$400K ﹤0.01%
5,100
SYF icon
1228
Synchrony
SYF
$26.1B
$399K ﹤0.01%
8,216
-1,391
-14% -$63.4K
EME icon
1229
Emcor
EME
$36.7B
$398K ﹤0.01%
3,233
-396
-11% -$48.3K
MAN icon
1230
ManpowerGroup
MAN
$2.75B
$398K ﹤0.01%
3,351
-470
-12% -$55.5K
AIN icon
1231
Albany International
AIN
$1.82B
$396K ﹤0.01%
4,434
-197
-4% -$17.2K
MTB icon
1232
M&T Bank
MTB
$36.6B
$395K ﹤0.01%
2,721
+802
+42% +$125K
CASY icon
1233
Casey's General Stores
CASY
$31.6B
$394K ﹤0.01%
2,023
NVCR icon
1234
NovoCure
NVCR
$2.02B
$394K ﹤0.01%
1,775
QYLD icon
1235
Global X NASDAQ-100 Covered Call ETF
QYLD
$8.29B
$394K ﹤0.01%
17,561
-1,084
-6% -$24.2K
BMO icon
1236
Bank of Montreal
BMO
$129B
$393K ﹤0.01%
3,828
+27
+0.7% +$2.67K
IYJ icon
1237
iShares US Industrials ETF
IYJ
$1.96B
$393K ﹤0.01%
3,536
BRKL
1238
DELISTED
Brookline Bancorp
BRKL
$392K ﹤0.01%
26,210
LW icon
1239
Lamb Weston
LW
$7.39B
$386K ﹤0.01%
4,780
-1,124
-19% -$90K
BMRC icon
1240
Bank of Marin Bancorp
BMRC
$462M
$385K ﹤0.01%
12,054
HLT icon
1241
Hilton Worldwide
HLT
$72.2B
$385K ﹤0.01%
3,192
+47
+1% +$5.87K
DES icon
1242
WisdomTree US SmallCap Dividend Fund
DES
$2.23B
$384K ﹤0.01%
12,052
+3
+0% +$97
VMW
1243
DELISTED
VMware, Inc
VMW
$384K ﹤0.01%
2,401
-8,401
-78% -$1.34M
FCFS icon
1244
FirstCash
FCFS
$9.14B
$383K ﹤0.01%
5,007
-857
-15% -$64.8K
LUMN icon
1245
Lumen
LUMN
$6.6B
$383K ﹤0.01%
28,179
+465
+2% +$6.42K
GOVT icon
1246
iShares US Treasury Bond ETF
GOVT
$43.8B
$380K ﹤0.01%
14,288
+3,968
+38% +$105K
BLMN icon
1247
Bloomin' Brands
BLMN
$924M
$379K ﹤0.01%
13,976
-21,343
-60% -$604K
MCK icon
1248
McKesson
MCK
$99.9B
$379K ﹤0.01%
1,982
-563
-22% -$109K
NTES icon
1249
NetEase
NTES
$78.5B
$379K ﹤0.01%
3,286
+34
+1% +$3.74K
M icon
1250
Macy's
M
$6.27B
$378K ﹤0.01%
19,940

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William Blair & Company's Q2 2021 Portfolio in Review

As of Q2 2021, William Blair & Company held 1,960 positions worth $28.9B, up 8.9% from $26.5B the previous quarter. Its ten largest holdings account for 24% of the portfolio.

William Blair & Company's Q2 2021 filing shows 105 new, 655 increased, 787 reduced and 72 closed positions. Its largest new stake was Luminar Technologies: 36,860 shares worth $12.1M. The largest sale was Fiserv Inc, an estimated $87.4M.

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

  • William Blair & Company's largest Q2 2021 buy was Luminar Technologies: 36,860 shares worth $12.1M.
  • William Blair & Company added most to Ball Corp in Q2 2021, an estimated $39.8M increase.
  • William Blair & Company's biggest Q2 2021 reduction was Fiserv Inc, cutting an estimated $87.4M.
  • William Blair & Company fully exited RealPage, Inc. in Q2 2021, selling an estimated $12.1M.
  • William Blair & Company's ten largest holdings make up 24% of its $28.9B portfolio in Q2 2021.
  • William Blair & Company opened 105 new positions and closed 72 in Q2 2021.
  • William Blair & Company's portfolio value rose 8.9% quarter-over-quarter to $28.9B.

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