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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 | |
|---|---|---|---|---|---|---|
401
Azenta
AZTA
$1.47B
| – | – |
-241,955
| Closed | -$11.3M |
|
|
AZUL
402
DELISTED
Azul
AZUL
| – | – |
-200,881
| Closed | -$2.75M |
|
403
Blackrock
BLK
$180B
| – | – |
-942
| Closed | -$651K |
|
|
BBBY
404
Bed Bath & Beyond
BBBY
$403M
| – | – |
-596,578
| Closed | -$17.7M |
|
405
Cavco Industries
CVCO
$4.6B
| – | – |
-50,851
| Closed | -$15M |
|
406
Flex
FLEX
$46B
| – | – |
-9,734
| Closed | -$203K |
|
407
Federal Signal
FSS
$7.71B
| – | – |
-482,025
| Closed | -$30.9M |
|
408
Luxfer Holdings
LXFR
$457M
| – | – |
-1,662,068
| Closed | -$23.7M |
|
409
Marriott International
MAR
$92.5B
| – | – |
-398,969
| Closed | -$73.3M |
|
410
MKS Inc
MKSI
$20.7B
| – | – |
-1,028,945
| Closed | -$111M |
|
411
MSC Industrial Direct
MSM
$6.67B
| – | – |
-3,165
| Closed | -$302K |
|
412
Mueller Water Products
MWA
$4.09B
| – | – |
-1,580,932
| Closed | -$25.7M |
|
|
413
Planet Fitness
PLNT
$3.65B
| – | – |
-2,517,230
| Closed | -$170M |
|
414
PPG Industries
PPG
$25.5B
| – | – |
-1,467
| Closed | -$218K |
|
415
PayPal
PYPL
$50.6B
| – | – |
-11,306
| Closed | -$754K |
|
416
SBA Communications
SBAC
$19.4B
| – | – |
-30,541
| Closed | -$7.08M |
|
417
SolarEdge
SEDG
$1.97B
| – | – |
-279,825
| Closed | -$75.3M |
|
418
SkinHealth Systems
SKIN
$84.2M
| – | – |
-1,201,222
| Closed | -$10.1M |
|
419
Stem
STEM
$48.8M
| – | – |
-80,431
| Closed | -$9.2M |
|
420
Skyworks Solutions
SWKS
$10.5B
| – | – |
-1,853
| Closed | -$205K |
|
421
Molson Coors Class B
TAP
$7.75B
| – | – |
-3,712
| Closed | -$244K |
|
422
United Natural Foods
UNFI
$2.9B
| – | – |
-271,820
| Closed | -$5.31M |
|
423
Urban Outfitters
URBN
$6.63B
| – | – |
-889,745
| Closed | -$29.5M |
|
|
VBTX
424
DELISTED
Veritex Holdings
VBTX
| – | – |
-865,804
| Closed | -$15.5M |
|
425
Wyndham Hotels & Resorts
WH
$5.49B
| – | – |
-1,014,743
| Closed | -$69.6M |
|
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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.