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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
-12.38%
1 Year Est. Return
+25.71%
3 Year Est. Return
+88.7%
5 Year Est. Return
+104.53%
10 Year Est. Return
+606.62%
AUM
$16B
AUM Growth
-$3.46B
Cap. Flow
-$518M
Cap. Flow %
-3.24%
Top 10 Hldgs %
25.29%
Holding
1,819
New
100
Increased
562
Reduced
749
Closed
158

Top Buys

Rank Stock Value
1
VEA icon
Vanguard FTSE Developed Markets ETF
VEA
+$57.8M
2
AMZN icon
Amazon
AMZN
+$38M
3
ACWV icon
iShares MSCI Global Min Vol Factor ETF
ACWV
+$33.7M
4
EXEL icon
Exelixis
EXEL
+$33.4M
5
WDAY icon
Workday
WDAY
+$33.3M

Top Sells

Rank Stock Value
1
VEU icon
Vanguard FTSE All-World ex-US ETF
VEU
+$51.6M
2
RTN
Raytheon Company
RTN
+$47.8M
3
BFAM icon
Bright Horizons
BFAM
+$47.6M
4
PLNT icon
Planet Fitness
PLNT
+$39.6M
5
WAB icon
Wabtec
WAB
+$33.6M

Sector Composition

Rank Sector Weight
1 Technology 25.11%
2 Healthcare 18.83%
3 Financials 12.19%
4 Miscellaneous 10.96%
5 Consumer Discretionary 9.77%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
SJNK icon
1201
State Street SPDR Bloomberg Short Term High Yield Bond ETF
SJNK
$4.7B
$165K ﹤0.01%
6,984
-3,024
-30% -$78.5K
IMTB icon
1202
iShares Core 5-10 Year USD Bond ETF
IMTB
$269M
$161K ﹤0.01%
3,145
– –
IXN icon
1203
iShares Global Tech ETF
IXN
$9.18B
$160K ﹤0.01%
5,250
-90
-2% -$3.11K
IWC icon
1204
iShares Micro-Cap ETF
IWC
$1.42B
$159K ﹤0.01%
2,375
-800
-25% -$70.7K
DOG
1205
ProShares Short Dow30
DOG
$121M
$158K ﹤0.01%
2,700
+2,675
+10,700% +$141K
FFIC
1206
DELISTED
Flushing Financial
FFIC
$158K ﹤0.01%
11,796
-7,171
-38% -$132K
TDW icon
1207
Tidewater
TDW
$4.57B
$156K ﹤0.01%
22,006
-10,188
-32% -$137K
VGSH icon
1208
Vanguard Short-Term Treasury ETF
VGSH
$34.5B
$156K ﹤0.01%
2,500
– –
MRO
1209
DELISTED
Marathon Oil Corporation
MRO
$156K ﹤0.01%
+47,323
New +$436K
EQH icon
1210
Equitable Holdings
EQH
$14.7B
$155K ﹤0.01%
+10,715
New +$234K
SSRM icon
1211
SSR Mining
SSRM
$7.19B
$155K ﹤0.01%
13,633
– –
SPTS icon
1212
State Street SPDR Portfolio Short Term Treasury ETF
SPTS
$7.32B
$154K ﹤0.01%
5,000
– –
SPYV icon
1213
State Street SPDR Portfolio S&P 500 Value ETF
SPYV
$36.4B
$154K ﹤0.01%
5,942
-6,439
-52% -$206K
CCL icon
1214
Carnival Corporation Ltd
CCL
$30.3B
$153K ﹤0.01%
11,629
+2,901
+33% +$103K
FAZ
1215
Direxion Daily Financial Bear 3x ETF
FAZ
$109M
$152K ﹤0.01%
+50
New +$134K
OR icon
1216
OR Royalties Inc
OR
$6.66B
$152K ﹤0.01%
20,365
+50
+0.2% +$445
NERV icon
1217
Minerva Neurosciences
NERV
$183M
$151K ﹤0.01%
3,138
– –
UA icon
1218
Under Armour Class C
UA
$2.07B
$149K ﹤0.01%
18,453
+5,406
+41% +$77.5K
ATHX
1219
DELISTED
Athersys, Inc. Common Stock
ATHX
$148K ﹤0.01%
1,973
+323
+20% +$11.4K
COOP
1220
DELISTED
Mr. Cooper
COOP
$147K ﹤0.01%
+20,000
New +$232K
CNQ icon
1221
Canadian Natural Resources
CNQ
$106B
$146K ﹤0.01%
21,941
-28,149
-56% -$335K
CXW icon
1222
CoreCivic
CXW
$3.5B
$146K ﹤0.01%
+13,100
New +$196K
GWRS icon
1223
Global Water Resources
GWRS
$250M
$146K ﹤0.01%
+14,375
New +$177K
IWX icon
1224
iShares Russell Top 200 Value ETF
IWX
$3.91B
$146K ﹤0.01%
3,305
– –
LRGF icon
1225
iShares US Equity Factor ETF
LRGF
$3.66B
$146K ﹤0.01%
5,524
-9,500
-63% -$306K
47 48
49
50 51

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William Blair & Company's Q1 2020 Portfolio in Review

As of Q1 2020, William Blair & Company held 1,819 positions worth $16B, down 18% from $19.5B the previous quarter. Its ten largest holdings account for 25% of the portfolio.

William Blair & Company withdrew a net $518M in Q1 2020, closing 158 positions and reducing 749 holdings. Its most notable exit was Raytheon Company, an estimated $47.8M position sold in full.

By sector, the portfolio is most concentrated in Technology at 25% of assets, up from 24% a quarter earlier, followed by Healthcare and Financials.

Against the trend, William Blair & Company opened a new position in Canoo Inc. Class A Common Stock worth $4.04M.

  • William Blair & Company's largest Q1 2020 buy was Canoo Inc. Class A Common Stock: 870 shares worth $4.04M.
  • William Blair & Company added most to Vanguard FTSE Developed Markets ETF in Q1 2020, an estimated $57.8M increase.
  • William Blair & Company's biggest Q1 2020 reduction was Vanguard FTSE All-World ex-US ETF, cutting an estimated $51.6M.
  • William Blair & Company fully exited Raytheon Company in Q1 2020, selling an estimated $47.8M.
  • William Blair & Company's ten largest holdings make up 25% of its $16B portfolio in Q1 2020.
  • William Blair & Company opened 100 new positions and closed 158 in Q1 2020.
  • William Blair & Company's portfolio value fell 18% quarter-over-quarter to $16B.

Based on William Blair & Company's 13F filing for Q1 2020, filed 11 May 2020.