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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
+3.1%
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
$34.4B
AUM Growth
+$328M
(+0.96%)
Cap. Flow
-$18.6M
Cap. Flow
% of AUM
-0.05%
Top 10 Holdings %
Top 10 Hldgs %
25.12%
Holding
1,903
New
83
Increased
650
Reduced
792
Closed
87
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
XYZ
Block Inc
XYZ
|
+$80.6M |
| 2 |
Blackrock
BLK
|
+$53.4M |
| 3 |
CWAN
Clearwater Analytics
CWAN
|
+$48.5M |
| 4 |
NVIDIA
NVDA
|
+$47.9M |
| 5 |
BWX Technologies
BWXT
|
+$47M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
DexCom
DXCM
|
+$37.7M |
| 2 |
CoStar Group
CSGP
|
+$34.5M |
| 3 |
Vertex Pharmaceuticals
VRTX
|
+$30M |
| 4 |
Booz Allen Hamilton
BAH
|
+$29.1M |
| 5 |
Idexx Laboratories
IDXX
|
+$26.6M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 28.35% |
| 2 | Financials | 13.43% |
| 3 | Healthcare | 12.44% |
| 4 | Industrials | 11.81% |
| 5 | Consumer Discretionary | 8.44% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
1351
Dollar General
DG
$26.4B
| $251K | ﹤0.01% |
3,308
-17,504
| -84% | -$1.38M |
|
1352
Wynn Resorts
WYNN
$10.6B
| $250K | ﹤0.01% |
2,904
+1
| +0% | +$94 |
|
1353
DaVita
DVA
$11.6B
| $250K | ﹤0.01% |
1,673
| – | – |
|
1354
Scorpio Tankers
STNG
$3.81B
| $250K | ﹤0.01% |
5,025
| – | – |
|
|
MRC
1355
DELISTED
MRC Global
MRC
| $249K | ﹤0.01% |
19,500
| – | – |
|
|
TEF
1356
DELISTED
Telefonica
TEF
| $249K | ﹤0.01% |
61,874
-148
| -0.2% | -$666 |
|
1357
Teva Pharmaceuticals
TEVA
$42.8B
| $248K | ﹤0.01% |
11,232
+963
| +9% | +$17.5K |
|
1358
Warner Music
WMG
$13B
| $246K | ﹤0.01% |
7,950
-81,145
| -91% | -$2.6M |
|
|
SF
1359
Stifel
SF
$12.8B
| $246K | ﹤0.01% |
3,485
+2
| +0.1% | +$143 |
|
1360
State Street SPDR Portfolio Aggregate Bond ETF
SPAB
$9.93B
| $246K | ﹤0.01% |
9,857
+561
| +6% | +$14.3K |
|
1361
Ubiquiti
UI
$35B
| $246K | ﹤0.01% |
+742
| New | +$223K |
|
1362
Edison International
EIX
$26.7B
| $246K | ﹤0.01% |
3,084
-40
| -1% | -$3.34K |
|
1363
ePlus
PLUS
$2.32B
| $245K | ﹤0.01% |
3,322
-5,895
| -64% | -$515K |
|
1364
American States Water
AWR
$3.49B
| $244K | ﹤0.01% |
3,145
| – | – |
|
1365
Equitable Holdings
EQH
$14.1B
| $244K | ﹤0.01% |
5,172
+1
| +0% | +$46 |
|
1366
ACV Auctions
ACVA
$1.32B
| $243K | ﹤0.01% |
11,266
-17,360
| -61% | -$351K |
|
1367
Reliance Steel & Aluminium
RS
$21.8B
| $243K | ﹤0.01% |
903
+1
| +0.1% | +$297 |
|
1368
Norwegian Cruise Line
NCLH
$8.69B
| $243K | ﹤0.01% |
+9,440
| New | +$239K |
|
1369
State Street SPDR Portfolio Short Term Treasury ETF
SPTS
$6.11B
| $242K | ﹤0.01% |
8,350
+2,481
| +42% | +$72.1K |
|
1370
UBS Group
UBS
$177B
| $242K | ﹤0.01% |
7,976
+823
| +12% | +$26.1K |
|
1371
AXIS Capital
AXS
$7.26B
| $241K | ﹤0.01% |
2,721
| – | – |
|
1372
First Trust Cloud Computing ETF
SKYY
$3.25B
| $241K | ﹤0.01% |
2,023
-1,629
| -45% | -$188K |
|
1373
Oil-Dri
ODC
$1.28B
| $240K | ﹤0.01% |
+5,480
| New | +$201K |
|
1374
Macy's
M
$6.26B
| $240K | ﹤0.01% |
14,150
-181
| -1% | -$2.88K |
|
1375
Sylvamo
SLVM
$1.53B
| $239K | ﹤0.01% |
3,024
-132
| -4% | -$11.4K |
|
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William Blair & Company's Q4 2024 Portfolio in Review
As of Q4 2024, William Blair & Company held 1,903 positions worth $34.4B, up 0.96% from $34.1B the previous quarter. Its ten largest holdings account for 25% of the portfolio.
William Blair & Company's Q4 2024 filing shows 83 new, 650 increased, 792 reduced and 87 closed positions. Its largest new stake was Blackrock: 52,623 shares worth $53.9M. The largest sale was DexCom, an estimated $37.7M.
By sector, the portfolio is most concentrated in Technology at 28% of assets, up from 27% a quarter earlier, followed by Financials and Healthcare.
- William Blair & Company's largest Q4 2024 buy was Blackrock: 52,623 shares worth $53.9M.
- William Blair & Company added most to Block Inc in Q4 2024, an estimated $80.6M increase.
- William Blair & Company's biggest Q4 2024 reduction was DexCom, cutting an estimated $37.7M.
- William Blair & Company fully exited Rush Street Interactive in Q4 2024, selling an estimated $5.79M.
- William Blair & Company's ten largest holdings make up 25% of its $34.4B portfolio in Q4 2024.
- William Blair & Company opened 83 new positions and closed 87 in Q4 2024.
- William Blair & Company's portfolio value rose 0.96% quarter-over-quarter to $34.4B.
Based on William Blair & Company's 13F filing for Q4 2024, filed 12 Feb 2025.