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William Blair & Company Portfolio holdings
AUM
$34.9B
1-Year Est. Return
18.88%
This Fund
S&P 500
This Quarter
Est. Return
+7.16%
1 Year Est. Return
+18.88%
3 Year Est. Return
+73.84%
5 Year Est. Return
+90.13%
10 Year Est. Return
+563.35%
AUM
$34.1B
AUM Growth
+$1.63B
(+5%)
Cap. Flow
-$169M
Cap. Flow
% of AUM
-0.5%
Top 10 Holdings %
Top 10 Hldgs %
23.77%
Holding
1,892
New
86
Increased
671
Reduced
778
Closed
71
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
NVIDIA
NVDA
|
+$92.1M |
| 2 |
Aaon
AAON
|
+$55.5M |
| 3 |
P
Everpure Inc
P
|
+$43.5M |
| 4 |
Booz Allen Hamilton
BAH
|
+$29M |
| 5 |
RBC Bearings
RBC
|
+$26.8M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
DexCom
DXCM
|
+$128M |
| 2 |
CrowdStrike
CRWD
|
+$42.9M |
| 3 |
Blackrock
BLK
|
+$42M |
| 4 |
CoStar Group
CSGP
|
+$41.5M |
| 5 |
Starbucks
SBUX
|
+$38.8M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 27.11% |
| 2 | Healthcare | 14.76% |
| 3 | Financials | 12.67% |
| 4 | Industrials | 11.93% |
| 5 | Consumer Discretionary | 7.9% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
126
Bank of America
BAC
$442B
| $48.8M | 0.14% |
1,229,510
-53,726
| -4% | -$2.15M |
|
127
Invesco S&P 500 Equal Weight ETF
RSP
$99.5B
| $48.5M | 0.14% |
270,769
+27,655
| +11% | +$4.72M |
|
128
iRhythm Holdings
IRTC
$4.2B
| $47.8M | 0.14% |
644,441
-154,639
| -19% | -$12.3M |
|
129
CarMax
KMX
$8.26B
| $47.5M | 0.14% |
614,162
-4,775
| -0.8% | -$378K |
|
130
Berkshire Hathaway Class A
BRK.A
$1.12T
| $47M | 0.14% |
68
+1
| +1% | +$664K |
|
131
Toast
TOST
$19.9B
| $46.6M | 0.14% |
1,646,008
+208,098
| +14% | +$5.27M |
|
|
CYBR
132
DELISTED
CyberArk
CYBR
| $46.4M | 0.14% |
158,980
+80,421
| +102% | +$21.8M |
|
133
iShares Core MSCI EAFE ETF
IEFA
$196B
| $45.2M | 0.13% |
578,554
+40,014
| +7% | +$3M |
|
134
Caterpillar
CAT
$387B
| $44.7M | 0.13% |
114,217
-3,357
| -3% | -$1.16M |
|
135
HEICO Corp
HEI
$51.4B
| $44.5M | 0.13% |
170,022
-2,042
| -1% | -$494K |
|
136
Insulet
PODD
$9.79B
| $43.8M | 0.13% |
188,063
+64,277
| +52% | +$13.2M |
|
137
RTX Corp
RTX
$301B
| $43M | 0.13% |
354,849
-2,493
| -0.7% | -$284K |
|
138
Vertex Pharmaceuticals
VRTX
$126B
| $42.5M | 0.12% |
91,316
+2,208
| +2% | +$1.06M |
|
139
Emerson Electric
EMR
$88.3B
| $42.1M | 0.12% |
385,337
-20,226
| -5% | -$2.18M |
|
140
TJX Companies
TJX
$178B
| $42.1M | 0.12% |
358,280
+72,091
| +25% | +$8.27M |
|
141
McCormick & Company Non-Voting
MKC
$14.2B
| $41.8M | 0.12% |
508,343
-43,400
| -8% | -$3.38M |
|
142
iShares Russell 1000 Value ETF
IWD
$83.7B
| $41.8M | 0.12% |
220,364
+1,938
| +0.9% | +$353K |
|
143
Marvell Technology
MRVL
$196B
| $41.1M | 0.12% |
569,276
-10,932
| -2% | -$755K |
|
144
Cisco
CSCO
$479B
| $40.8M | 0.12% |
767,544
+70,259
| +10% | +$3.42M |
|
145
iShares Core S&P Mid-Cap ETF
IJH
$127B
| $40.7M | 0.12% |
653,818
+188,743
| +41% | +$11.4M |
|
146
Advanced Micro Devices
AMD
$789B
| $40.6M | 0.12% |
247,525
+9,969
| +4% | +$1.51M |
|
147
SPDR Gold Trust
GLD
$141B
| $40.3M | 0.12% |
165,754
+3,599
| +2% | +$824K |
|
148
Edwards Lifesciences
EW
$51.7B
| $39.8M | 0.12% |
603,602
-123,931
| -17% | -$9M |
|
149
First Trust SMID Cap Rising Dividend Achievers ETF
SDVY
$11.8B
| $39.8M | 0.12% |
1,094,058
+68,793
| +7% | +$2.4M |
|
150
Iron Mountain
IRM
$36.1B
| $39.7M | 0.12% |
333,944
-14,202
| -4% | -$1.52M |
|
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William Blair & Company's Q3 2024 Portfolio in Review
As of Q3 2024, William Blair & Company held 1,892 positions worth $34.1B, up 5% from $32.4B the previous quarter. Its ten largest holdings account for 24% of the portfolio.
William Blair & Company's Q3 2024 filing shows 86 new, 671 increased, 778 reduced and 71 closed positions. Its largest new stake was PAR Technology: 73,733 shares worth $3.84M. The largest sale was DexCom, an estimated $128M.
By sector, the portfolio is most concentrated in Technology at 27% of assets, down from 27% a quarter earlier, followed by Healthcare and Financials.
- William Blair & Company's largest Q3 2024 buy was PAR Technology: 73,733 shares worth $3.84M.
- William Blair & Company added most to NVIDIA in Q3 2024, an estimated $92.1M increase.
- William Blair & Company's biggest Q3 2024 reduction was DexCom, cutting an estimated $128M.
- William Blair & Company fully exited Blackrock in Q3 2024, selling an estimated $42M.
- William Blair & Company's ten largest holdings make up 24% of its $34.1B portfolio in Q3 2024.
- William Blair & Company opened 86 new positions and closed 71 in Q3 2024.
- William Blair & Company's portfolio value rose 5% quarter-over-quarter to $34.1B.
Based on William Blair & Company's 13F filing for Q3 2024, filed 12 Nov 2024.