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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
+12.53%
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
$23.6B
AUM Growth
+$2.6B
Cap. Flow
+$316M
Cap. Flow %
1.34%
Top 10 Hldgs %
26.84%
Holding
1,800
New
126
Increased
679
Reduced
652
Closed
80

Top Buys

Rank Stock Value
1
QDEL icon
QuidelOrtho
QDEL
+$40.3M
2
TDOC icon
Teladoc Health
TDOC
+$32.5M
3
CTAS icon
Cintas
CTAS
+$25.5M
4
ECL icon
Ecolab
ECL
+$25.4M
5
FTV icon
Fortive
FTV
+$24M

Top Sells

Rank Stock Value
1
GS icon
Goldman Sachs
GS
+$46.7M
2
GWRE icon
Guidewire Software
GWRE
+$38.9M
3
ANET icon
Arista Networks
ANET
+$31.4M
4
V icon
Visa
V
+$25.9M
5
PFNX
Pfenex Inc.
PFNX
+$25.4M

Sector Composition

Rank Sector Weight
1 Technology 27.37%
2 Healthcare 19.68%
3 Financials 10.88%
4 Consumer Discretionary 10.56%
5 Industrials 8.4%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
XLG icon
1276
Invesco S&P 500 Top 50 ETF
XLG
$11B
$208K ﹤0.01%
7,950
– –
CURO
1277
DELISTED
CURO Group Holdings Corp.
CURO
$208K ﹤0.01%
29,540
-17,230
-37% -$131K
IWY icon
1278
iShares Russell Top 200 Growth ETF
IWY
$16.8B
$207K ﹤0.01%
1,704
– –
SYF icon
1279
Synchrony
SYF
$26.1B
$207K ﹤0.01%
7,903
-3,740
-32% -$90.8K
W icon
1280
Wayfair
W
$13.9B
$207K ﹤0.01%
+713
New +$195K
ACWX icon
1281
iShares MSCI ACWI ex US ETF
ACWX
$12B
$206K ﹤0.01%
4,490
+1,530
+52% +$70.5K
BIL icon
1282
State Street SPDR Bloomberg 1-3 Month T-Bill ETF
BIL
$46.7B
$206K ﹤0.01%
2,254
-375
-14% -$34.3K
ELS icon
1283
Equity Lifestyle Properties
ELS
$12.6B
$206K ﹤0.01%
3,355
– –
GRFS
1284
Grifois
GRFS
$5.42B
$206K ﹤0.01%
11,887
-3,591
-23% -$63.4K
NWL icon
1285
Newell Brands
NWL
$2.6B
$206K ﹤0.01%
12,022
-43,618
-78% -$728K
THO icon
1286
Thor Industries
THO
$4.09B
$206K ﹤0.01%
+2,167
New +$224K
NVTA
1287
DELISTED
Invitae Corporation
NVTA
$206K ﹤0.01%
+4,750
New +$162K
RITM icon
1288
Rithm Capital
RITM
$5.75B
$205K ﹤0.01%
25,811
+3,496
+16% +$26.9K
EDU icon
1289
New Oriental
EDU
$8.33B
$203K ﹤0.01%
+1,361
New +$197K
SPG icon
1290
Simon Property Group
SPG
$71.8B
$202K ﹤0.01%
+3,129
New +$205K
BAB icon
1291
Invesco Taxable Municipal Bond ETF
BAB
$1.01B
$201K ﹤0.01%
6,036
– –
MYGN icon
1292
Myriad Genetics
MYGN
$309M
$201K ﹤0.01%
15,396
-63
-0.4% -$797
ASB icon
1293
Associated Banc-Corp
ASB
$6.07B
$200K ﹤0.01%
15,884
-405
-2% -$5.36K
VT icon
1294
Vanguard Total World Stock ETF
VT
$81.8B
$200K ﹤0.01%
2,486
+1,614
+185% +$130K
PBCT
1295
DELISTED
People's United Financial Inc
PBCT
$200K ﹤0.01%
19,417
-4,978
-20% -$54.1K
HEDJ icon
1296
WisdomTree Europe Hedged Equity Fund
HEDJ
$1.87B
$199K ﹤0.01%
6,460
+1,000
+18% +$31.1K
VMD icon
1297
Viemed Healthcare
VMD
$356M
$199K ﹤0.01%
23,000
– –
DXYN
1298
DELISTED
Dixie Group Inc
DXYN
$199K ﹤0.01%
221,255
– –
ASMB icon
1299
Assembly Biosciences
ASMB
$591M
$197K ﹤0.01%
1,000
-71
-7% -$17.9K
VRIG icon
1300
Invesco Variable Rate Investment Grade ETF
VRIG
$1.85B
$197K ﹤0.01%
7,935
– –
50 51
52
53 54

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William Blair & Company's Q3 2020 Portfolio in Review

As of Q3 2020, William Blair & Company held 1,800 positions worth $23.6B, up 12% from $21B the previous quarter. Its ten largest holdings account for 27% of the portfolio.

William Blair & Company's Q3 2020 filing shows 126 new, 679 increased, 652 reduced and 80 closed positions. Its largest new stake was Unity: 72,858 shares worth $6.36M. The largest sale was Goldman Sachs, an estimated $46.7M.

By sector, the portfolio is most concentrated in Technology at 27% of assets, down from 27% a quarter earlier, followed by Healthcare and Financials.

  • William Blair & Company's largest Q3 2020 buy was Unity: 72,858 shares worth $6.36M.
  • William Blair & Company added most to QuidelOrtho in Q3 2020, an estimated $40.3M increase.
  • William Blair & Company's biggest Q3 2020 reduction was Goldman Sachs, cutting an estimated $46.7M.
  • William Blair & Company fully exited Pfenex Inc. in Q3 2020, selling an estimated $25.4M.
  • William Blair & Company's ten largest holdings make up 27% of its $23.6B portfolio in Q3 2020.
  • William Blair & Company opened 126 new positions and closed 80 in Q3 2020.
  • William Blair & Company's portfolio value rose 12% quarter-over-quarter to $23.6B.

Based on William Blair & Company's 13F filing for Q3 2020, filed 6 Nov 2020.