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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
PNW icon
1176
Pinnacle West Capital
PNW
$12.2B
$451K ﹤0.01%
5,497
-53
-1% -$4.48K
VMEO
1177
DELISTED
Vimeo
VMEO
$450K ﹤0.01%
+9,184
New +$422K
CNC icon
1178
Centene
CNC
$32.6B
$449K ﹤0.01%
6,160
+322
+6% +$22.1K
OTLY
1179
Oatly Group
OTLY
$441M
$449K ﹤0.01%
+918
New +$456K
COHR
1180
DELISTED
Coherent Inc
COHR
$449K ﹤0.01%
1,700
-640
-27% -$168K
UPWK icon
1181
Upwork
UPWK
$1.08B
$448K ﹤0.01%
+7,688
New +$361K
MASI
1182
DELISTED
Masimo
MASI
$447K ﹤0.01%
1,845
-713
-28% -$163K
SMDV icon
1183
ProShares Russell 2000 Dividend Growers ETF
SMDV
$708M
$446K ﹤0.01%
7,009
IX icon
1184
ORIX
IX
$43.9B
$444K ﹤0.01%
26,220
THO icon
1185
Thor Industries
THO
$4.11B
$444K ﹤0.01%
3,926
-201
-5% -$25.6K
FUBO icon
1186
FuboTV Inc
FUBO
$296M
$442K ﹤0.01%
+1,147
New +$328K
LYRA
1187
DELISTED
LYRA THERAPEUTICS INC
LYRA
$442K ﹤0.01%
1,100
FXO icon
1188
First Trust Financials AlphaDEX Fund
FXO
$1.15B
$441K ﹤0.01%
10,095
PSEC icon
1189
Prospect Capital
PSEC
$1.18B
$440K ﹤0.01%
52,400
-50,000
-49% -$418K
RDVY icon
1190
First Trust Rising Dividend Achievers ETF
RDVY
$25.8B
$439K ﹤0.01%
9,131
SPH icon
1191
Suburban Propane Partners
SPH
$1.17B
$439K ﹤0.01%
28,623
+700
+3% +$10.5K
SITM icon
1192
SiTime
SITM
$20.7B
$437K ﹤0.01%
3,449
TGTX icon
1193
TG Therapeutics
TGTX
$7.34B
$436K ﹤0.01%
11,250
+1,000
+10% +$39.3K
BOH icon
1194
Bank of Hawaii
BOH
$3.15B
$433K ﹤0.01%
5,138
-215
-4% -$19.3K
EQNR icon
1195
Equinor
EQNR
$96.3B
$433K ﹤0.01%
20,412
-4,500
-18% -$94.8K
LEG icon
1196
Leggett & Platt
LEG
$1.32B
$433K ﹤0.01%
8,354
-34,484
-80% -$1.79M
CELH icon
1197
Celsius Holdings
CELH
$7.28B
$431K ﹤0.01%
17,010
+180
+1% +$3.67K
CORP icon
1198
PIMCO Investment Grade Corporate Bond Index Exchange-Traded Fund
CORP
$1.58B
$431K ﹤0.01%
3,763
-3,194
-46% -$360K
KR icon
1199
Kroger
KR
$35.1B
$431K ﹤0.01%
11,259
-42
-0.4% -$1.58K
BBCA icon
1200
JPMorgan BetaBuilders Canada ETF
BBCA
$11.4B
$427K ﹤0.01%
+6,595
New +$419K

Similar funds

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.