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William Blair Investment Management Portfolio holdings
AUM
$33.3B
1-Year Est. Return
44.76%
This Fund
S&P 500
This Quarter
Est. Return
-2.74%
1 Year Est. Return
+44.76%
3 Year Est. Return
+140.8%
5 Year Est. Return
+166.51%
10 Year Est. Return
+978.6%
AUM
$30.1B
AUM Growth
-$1.09B
(-3.5%)
Cap. Flow
+$378M
Cap. Flow
% of AUM
1.26%
Top 10 Holdings %
Top 10 Hldgs %
21.93%
Holding
430
New
35
Increased
162
Reduced
197
Closed
32
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$192M |
| 2 |
Super Micro Computer
SMCI
|
+$143M |
| 3 |
Lattice Semiconductor
LSCC
|
+$129M |
| 4 |
Carlyle Group
CG
|
+$114M |
| 5 |
Alphabet (Google) Class A
GOOGL
|
+$111M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
DEN
Denbury Inc.
DEN
|
+$179M |
| 2 |
Planet Fitness
PLNT
|
+$170M |
| 3 |
Martin Marietta Materials
MLM
|
+$141M |
| 4 |
Builders FirstSource
BLDR
|
+$135M |
| 5 |
Cameco
CCJ
|
+$123M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 25.88% |
| 2 | Industrials | 15.76% |
| 3 | Healthcare | 15.67% |
| 4 | Consumer Discretionary | 13.72% |
| 5 | Financials | 8.88% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
426
Willis Towers Watson
WTW
$31.6B
| – | – |
-954
| Closed | -$225K |
|
|
LGTY
427
DELISTED
Logility Supply Chain Solutions, Inc. Common Stock
LGTY
| – | – |
-1,089,027
| Closed | -$11.4M |
|
|
ABCM
428
DELISTED
Abcam PLC
ABCM
| – | – |
-2,619,936
| Closed | -$64.1M |
|
|
DEN
429
DELISTED
Denbury Inc.
DEN
| – | – |
-2,079,761
| Closed | -$179M |
|
|
NUVA
430
DELISTED
NuVasive, Inc.
NUVA
| – | – |
-485,411
| Closed | -$20.2M |
|
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William Blair Investment Management's Q3 2023 Portfolio in Review
As of Q3 2023, William Blair Investment Management held 430 positions worth $30.1B, down 3.5% from $31.2B the previous quarter. Its ten largest holdings account for 22% of the portfolio.
William Blair Investment Management's Q3 2023 filing shows 35 new, 162 increased, 197 reduced and 32 closed positions. Its largest new stake was Super Micro Computer: 5,132,780 shares worth $141M. The largest sale was Denbury Inc., an estimated $179M.
By sector, the portfolio is most concentrated in Technology at 26% of assets, up from 26% a quarter earlier, followed by Industrials and Healthcare.
- William Blair Investment Management's largest Q3 2023 buy was Super Micro Computer: 5,132,780 shares worth $141M.
- William Blair Investment Management added most to NVIDIA in Q3 2023, an estimated $192M increase.
- William Blair Investment Management's biggest Q3 2023 reduction was Martin Marietta Materials, cutting an estimated $141M.
- William Blair Investment Management fully exited Denbury Inc. in Q3 2023, selling an estimated $179M.
- William Blair Investment Management's ten largest holdings make up 22% of its $30.1B portfolio in Q3 2023.
- William Blair Investment Management opened 35 new positions and closed 32 in Q3 2023.
- William Blair Investment Management's portfolio value fell 3.5% quarter-over-quarter to $30.1B.
Based on William Blair Investment Management's 13F filing for Q3 2023, filed 9 Nov 2023.