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William Blair & Company Portfolio holdings
AUM
$38.4B
1-Year Est. Return
25.71%
This Fund
S&P 500
This Quarter
Est. Return
+13.98%
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
$27.3B
AUM Growth
+$3.7B
(+16%)
Cap. Flow
+$865M
Cap. Flow
% of AUM
3.17%
Top 10 Holdings %
Top 10 Hldgs %
25.38%
Holding
1,900
New
178
Increased
749
Reduced
623
Closed
72
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
SPLK
Splunk Inc
SPLK
|
+$77.8M |
| 2 |
General Dynamics
GD
|
+$49.6M |
| 3 |
Rockwell Automation
ROK
|
+$43.3M |
| 4 |
First Trust Exchange-Traded Fund IV First Trust Low Duration Opportunities ETF
LMBS
|
+$32.3M |
| 5 |
JPMorgan Chase
JPM
|
+$30.6M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
WORK
Slack Technologies, Inc.
WORK
|
+$24.2M |
| 2 |
Northern Trust
NTRS
|
+$24.1M |
| 3 |
Booking.com
BKNG
|
+$22.5M |
| 4 |
Exelixis
EXEL
|
+$17.5M |
| 5 |
DOCU
DocuSign
DOCU
|
+$15M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 27.82% |
| 2 | Healthcare | 18.6% |
| 3 | Financials | 11.15% |
| 4 | Consumer Discretionary | 10.38% |
| 5 | Industrials | 8.96% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1101
argenx
ARGX
$53.6B
| $463K | ﹤0.01% |
1,575
| – | – |
|
1102
John Hancock Multifactor Mid Cap ETF
JHMM
$6.18B
| $463K | ﹤0.01% |
10,294
+172
| +2% | +$7.19K |
|
1103
iShares US Industrials ETF
IYJ
$1.96B
| $459K | ﹤0.01% |
4,723
-399
| -8% | -$36.4K |
|
1104
3D Systems Corp
DDD
$601M
| $457K | ﹤0.01% |
43,566
+8,125
| +23% | +$66.1K |
|
1105
iShares MSCI China A ETF
CNYA
$207M
| $456K | ﹤0.01% |
10,712
-1,739
| -14% | -$68.9K |
|
1106
IPG Photonics
IPGP
$3.57B
| $456K | ﹤0.01% |
2,039
| – | – |
|
1107
FirstCash
FCFS
$9.14B
| $455K | ﹤0.01% |
6,492
-137
| -2% | -$8.68K |
|
1108
Vanguard Short-Term Treasury ETF
VGSH
$30.2B
| $450K | ﹤0.01% |
7,300
+1,600
| +28% | +$99.2K |
|
1109
Cadence Design Systems
CDNS
$89.2B
| $447K | ﹤0.01% |
3,274
+406
| +14% | +$47.6K |
|
1110
Lamb Weston
LW
$7.39B
| $447K | ﹤0.01% |
5,679
-4,390
| -44% | -$320K |
|
1111
iShares MSCI USA Quality Factor ETF
QUAL
$48.4B
| $447K | ﹤0.01% |
3,848
+2,034
| +112% | +$224K |
|
1112
CNO Financial Group
CNO
$5.07B
| $442K | ﹤0.01% |
19,877
-9,623
| -33% | -$196K |
|
1113
UGI
UGI
$7.56B
| $442K | ﹤0.01% |
12,634
| – | – |
|
1114
Intellia Therapeutics
NTLA
$1.66B
| $441K | ﹤0.01% |
+8,110
| New | +$295K |
|
1115
Hewlett Packard
HPE
$79.2B
| $440K | ﹤0.01% |
37,171
+16,943
| +84% | +$178K |
|
1116
Vanguard Consumer Discretionary ETF
VCR
$6.11B
| $440K | ﹤0.01% |
1,600
-290
| -15% | -$73.6K |
|
1117
Granite Construction
GVA
$5.41B
| $439K | ﹤0.01% |
+16,435
| New | +$378K |
|
1118
Churchill Downs
CHDN
$6.2B
| $437K | ﹤0.01% |
4,490
| – | – |
|
1119
Alphatec Holdings
ATEC
$1.51B
| $436K | ﹤0.01% |
30,000
-20,000
| -40% | -$211K |
|
1120
Denali Therapeutics
DNLI
$3.97B
| $436K | ﹤0.01% |
+5,200
| New | +$314K |
|
1121
Jack Henry & Associates
JKHY
$11.1B
| $436K | ﹤0.01% |
2,690
-224
| -8% | -$35.6K |
|
1122
RenaissanceRe
RNR
$13.3B
| $434K | ﹤0.01% |
2,618
-39
| -1% | -$6.62K |
|
1123
KB Home
KBH
$3.45B
| $433K | ﹤0.01% |
12,928
| – | – |
|
1124
McKesson
MCK
$99.9B
| $433K | ﹤0.01% |
2,491
+490
| +24% | +$81.6K |
|
1125
iShare MSCI Eurozone ETF
EZU
$9.96B
| $432K | ﹤0.01% |
9,811
| – | – |
|
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William Blair & Company's Q4 2020 Portfolio in Review
As of Q4 2020, William Blair & Company held 1,900 positions worth $27.3B, up 16% from $23.6B the previous quarter. Its ten largest holdings account for 25% of the portfolio.
William Blair & Company deployed $865M of net new capital in Q4 2020, opening 178 new positions and adding to 749 existing holdings. Its largest new stake was Seagen Inc. Common Stock: 91,539 shares worth $16M.
By sector, the portfolio is most concentrated in Technology at 28% of assets, up from 27% a quarter earlier, followed by Healthcare and Financials.
On the sell side, the largest reduction was Slack Technologies, Inc., an estimated $24.2M trimmed.
- William Blair & Company's largest Q4 2020 buy was Seagen Inc. Common Stock: 91,539 shares worth $16M.
- William Blair & Company added most to Splunk Inc in Q4 2020, an estimated $77.8M increase.
- William Blair & Company's biggest Q4 2020 reduction was Slack Technologies, Inc., cutting an estimated $24.2M.
- William Blair & Company fully exited Dunkin' Brands Group, Inc. in Q4 2020, selling an estimated $12.1M.
- William Blair & Company's ten largest holdings make up 25% of its $27.3B portfolio in Q4 2020.
- William Blair & Company opened 178 new positions and closed 72 in Q4 2020.
- William Blair & Company's portfolio value rose 16% quarter-over-quarter to $27.3B.
Based on William Blair & Company's 13F filing for Q4 2020, filed 9 Feb 2021.