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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

Top Sells

Rank Stock Value
1
FISV
Fiserv Inc
FISV
+$87.4M
2
TDOC icon
Teladoc Health
TDOC
+$65.6M
3
VRSK icon
Verisk Analytics
VRSK
+$65M
4
AAPL icon
Apple
AAPL
+$52M
5
ACWV icon
iShares MSCI Global Min Vol Factor ETF
ACWV
+$46.5M

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
BEAM icon
1201
Beam Therapeutics
BEAM
$2.74B
$425K ﹤0.01%
3,300
– –
INSM icon
1202
Insmed
INSM
$27.6B
$424K ﹤0.01%
14,886
+4,768
+47% +$142K
LGTY
1203
DELISTED
Logility Supply Chain Solutions, Inc. Common Stock
LGTY
$424K ﹤0.01%
19,295
+1,824
+10% +$38.4K
FUTY icon
1204
Fidelity MSCI Utilities Index ETF
FUTY
$2.31B
$423K ﹤0.01%
10,311
-1,616
-14% -$68.5K
RGT
1205
Royce Global Value Trust
RGT
$101M
$422K ﹤0.01%
28,195
– –
EWBC icon
1206
East-West Bancorp
EWBC
$18.6B
$420K ﹤0.01%
5,858
+320
+6% +$23.8K
VGIT icon
1207
Vanguard Intermediate-Term Treasury ETF
VGIT
$42.5B
$419K ﹤0.01%
6,184
-1,501
-20% -$102K
GBDC icon
1208
Golub Capital BDC
GBDC
$3.48B
$416K ﹤0.01%
26,973
+1,898
+8% +$29.4K
TLTD icon
1209
FlexShares Morningstar Developed Markets ex-US Factor Tilt Index Fund
TLTD
$690M
$416K ﹤0.01%
5,705
– –
ENPH icon
1210
Enphase Energy
ENPH
$5.39B
$415K ﹤0.01%
2,258
-208
-8% -$30.5K
HCAT icon
1211
Health Catalyst
HCAT
$132M
$415K ﹤0.01%
7,484
– –
RLI icon
1212
RLI Corp
RLI
$5.87B
$414K ﹤0.01%
7,922
-266
-3% -$14.5K
SR icon
1213
Spire
SR
$4.9B
$414K ﹤0.01%
5,735
-675
-11% -$50.3K
IYZ icon
1214
iShares US Telecommunications ETF
IYZ
$1.24B
$412K ﹤0.01%
12,398
– –
BBBY
1215
Bed Bath & Beyond
BBBY
$423M
$411K ﹤0.01%
4,902
+26
+0.5% +$1.89K
IONS icon
1216
Ionis Pharmaceuticals
IONS
$9.28B
$410K ﹤0.01%
10,288
-876
-8% -$34.3K
UUP icon
1217
Invesco DB US Dollar Index Bullish Fund
UUP
$414M
$409K ﹤0.01%
16,475
-75
-0.5% -$1.84K
SIRI icon
1218
SiriusXM
SIRI
$9.43B
$408K ﹤0.01%
6,243
-3,051
-33% -$191K
ATNM icon
1219
Actinium Pharmaceuticals
ATNM
$30.2M
$407K ﹤0.01%
51,466
+16,700
+48% +$131K
THFF icon
1220
First Financial Corp
THFF
$975M
$407K ﹤0.01%
9,959
-5,495
-36% -$244K
GEF icon
1221
Greif
GEF
$5.03B
$405K ﹤0.01%
6,685
– –
SCHL icon
1222
Scholastic
SCHL
$784M
$405K ﹤0.01%
10,686
+500
+5% +$16.9K
OTEX icon
1223
Open Text
OTEX
$6.02B
$404K ﹤0.01%
7,945
-134
-2% -$6.48K
BEPC icon
1224
Brookfield Renewable
BEPC
$6.66B
$402K ﹤0.01%
9,596
+4
+0% +$170
FCBC icon
1225
First Community Bankshares
FCBC
$933M
$402K ﹤0.01%
13,459
– –
47 48
49
50 51

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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.