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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
+10.07%
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
$31.8B
AUM Growth
+$2.49B
(+8.5%)
Cap. Flow
+$139M
Cap. Flow
% of AUM
0.44%
Top 10 Holdings %
Top 10 Hldgs %
23.43%
Holding
1,869
New
90
Increased
714
Reduced
722
Closed
82
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Uber
UBER
|
+$24.2M |
| 2 |
Samsara
IOT
|
+$23.9M |
| 3 |
Procept Biorobotics
PRCT
|
+$20.5M |
| 4 |
Intuitive Surgical
ISRG
|
+$19.9M |
| 5 |
Amazon
AMZN
|
+$19.4M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
SPLK
Splunk Inc
SPLK
|
+$67.1M |
| 2 |
Mastercard
MA
|
+$65.4M |
| 3 |
Aon
AON
|
+$40.3M |
| 4 |
Flywire
FLYW
|
+$25.7M |
| 5 |
DoubleVerify
DV
|
+$19.5M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 25.75% |
| 2 | Healthcare | 17.03% |
| 3 | Financials | 12.35% |
| 4 | Industrials | 11.88% |
| 5 | Consumer Discretionary | 8.53% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1026
Southwest Airlines
LUV
$22B
| $636K | ﹤0.01% |
21,805
-6,597
| -23% | -$204K |
|
1027
Encore Capital Group
ECPG
$2.15B
| $628K | ﹤0.01% |
13,762
| – | – |
|
|
BPMC
1028
DELISTED
Blueprint Medicines
BPMC
| $628K | ﹤0.01% |
6,616
| – | – |
|
1029
Appian
APPN
$2.65B
| $626K | ﹤0.01% |
15,679
-1,069
| -6% | -$37.1K |
|
1030
ProShares Ultra S&P500
SSO
$8.51B
| $624K | ﹤0.01% |
16,104
+1,784
| +12% | +$63.1K |
|
1031
iShares MBS ETF
MBB
$39.2B
| $619K | ﹤0.01% |
6,699
+3,987
| +147% | +$369K |
|
|
GAP
1032
The Gap Inc
GAP
$7.34B
| $618K | ﹤0.01% |
22,443
+1,556
| +7% | +$32.8K |
|
1033
John Hancock Multifactor Mid Cap ETF
JHMM
$6.18B
| $616K | ﹤0.01% |
10,735
| – | – |
|
1034
Leggett & Platt
LEG
$1.32B
| $613K | ﹤0.01% |
32,022
-8,992
| -22% | -$195K |
|
1035
Arcturus Therapeutics
ARCT
$223M
| $612K | ﹤0.01% |
18,135
-570
| -3% | -$20.2K |
|
1036
Sprott Physical Silver Trust
PSLV
$13.3B
| $604K | ﹤0.01% |
72,825
-4,975
| -6% | -$39K |
|
1037
Loews
L
$23B
| $597K | ﹤0.01% |
7,628
+80
| +1% | +$5.92K |
|
1038
Dropbox
DBX
$7.81B
| $596K | ﹤0.01% |
+24,513
| New | +$687K |
|
1039
Innovator US Equity Power Buffer ETF January
PJAN
$1.43B
| $589K | ﹤0.01% |
15,068
+14,696
| +3,951% | +$561K |
|
1040
Hilton Worldwide
HLT
$72.2B
| $587K | ﹤0.01% |
2,752
-121
| -4% | -$23.8K |
|
|
JNPR
1041
DELISTED
Juniper Networks
JNPR
| $587K | ﹤0.01% |
+15,831
| New | +$578K |
|
1042
iShares Ultra Short Duration Bond Active ETF
ICSH
$8.4B
| $586K | ﹤0.01% |
11,589
-3,380
| -23% | -$171K |
|
1043
Lamar Advertising Co
LAMR
$15.8B
| $585K | ﹤0.01% |
4,897
+190
| +4% | +$20.8K |
|
1044
Rio Tinto
RIO
$160B
| $581K | ﹤0.01% |
9,108
-2,324
| -20% | -$156K |
|
1045
Codere Online
CDRO
$413M
| $578K | ﹤0.01% |
82,967
-2,950
| -3% | -$15.4K |
|
|
FLG
1046
Flagstar Bank National Association
FLG
$5.92B
| $578K | ﹤0.01% |
59,801
-16,105
| -21% | -$298K |
|
1047
Charter Communications
CHTR
$18.7B
| $574K | ﹤0.01% |
1,975
-1,833
| -48% | -$589K |
|
1048
argenx
ARGX
$53.6B
| $569K | ﹤0.01% |
1,445
-695
| -32% | -$269K |
|
1049
Occidental Petroleum
OXY
$57.7B
| $568K | ﹤0.01% |
8,740
-11
| -0.1% | -$657 |
|
1050
Schwab US Mid-Cap ETF
SCHM
$15.3B
| $564K | ﹤0.01% |
20,796
+5,580
| +37% | +$142K |
|
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William Blair & Company's Q1 2024 Portfolio in Review
As of Q1 2024, William Blair & Company held 1,869 positions worth $31.8B, up 8.5% from $29.3B the previous quarter. Its ten largest holdings account for 23% of the portfolio.
William Blair & Company's Q1 2024 filing shows 90 new, 714 increased, 722 reduced and 82 closed positions. Its largest new stake was Procept Biorobotics: 429,793 shares worth $21.2M. The largest sale was Splunk Inc, an estimated $67.1M.
By sector, the portfolio is most concentrated in Technology at 26% of assets, down from 26% a quarter earlier, followed by Healthcare and Financials.
- William Blair & Company's largest Q1 2024 buy was Procept Biorobotics: 429,793 shares worth $21.2M.
- William Blair & Company added most to Uber in Q1 2024, an estimated $24.2M increase.
- William Blair & Company's biggest Q1 2024 reduction was Mastercard, cutting an estimated $65.4M.
- William Blair & Company fully exited Splunk Inc in Q1 2024, selling an estimated $67.1M.
- William Blair & Company's ten largest holdings make up 23% of its $31.8B portfolio in Q1 2024.
- William Blair & Company opened 90 new positions and closed 82 in Q1 2024.
- William Blair & Company's portfolio value rose 8.5% quarter-over-quarter to $31.8B.
Based on William Blair & Company's 13F filing for Q1 2024, filed 9 May 2024.