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MSR

Main Street Research Portfolio holdings

AUM $2.12B
1-Year Est. Return 67.44%
This Fund
S&P 500
This Quarter Est. Return
+9.42%
1 Year Est. Return
+67.44%
3 Year Est. Return
+232.37%
5 Year Est. Return
+381.46%
10 Year Est. Return
+1,630.85%
AUM
$1.6B
AUM Growth
+$15.7M
Cap. Flow
-$65.8M
Cap. Flow %
-4.1%
Top 10 Hldgs %
41.48%
Holding
118
New
9
Increased
61
Reduced
25
Closed
8

Top Buys

Rank Stock Value
1
ANET icon
Arista Networks
ANET
+$29.4M
2
NOW icon
ServiceNow
NOW
+$16.6M
3
MELI icon
Mercado Libre
MELI
+$15.8M
4
PG icon
Procter & Gamble
PG
+$3.16M
5
COST icon
Costco
COST
+$2.29M

Top Sells

Rank Stock Value
1
NVO
Novo Nordisk
NVO
+$40.7M
2
NVDA icon
NVIDIA
NVDA
+$23M
3
TTE icon
TotalEnergies
TTE
+$22.7M
4
ADBE icon
Adobe
ADBE
+$22.6M
5
GD icon
General Dynamics
GD
+$14.2M

Sector Composition

Rank Sector Weight
1 Technology 33.63%
2 Financials 16.28%
3 Communication Services 9.71%
4 Consumer Discretionary 9.13%
5 Consumer Staples 7.82%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
AAPL icon
1
Apple
AAPL
$4.9T
$92.5M 5.77%
369,578
+2,234
+0.6% +$527K
NVDA icon
2
NVIDIA
NVDA
$4.72T
$83.1M 5.18%
619,049
-166,891
-21% -$23M
PLTR icon
3
Palantir
PLTR
$293B
$67.9M 4.23%
897,720
+4,919
+0.6% +$287K
AMZN icon
4
Amazon
AMZN
$2.53T
$67.3M 4.2%
306,948
+7,792
+3% +$1.59M
PG icon
5
Procter & Gamble
PG
$335B
$64.7M 4.03%
385,813
+18,547
+5% +$3.16M
IWM icon
6
iShares Russell 2000 ETF
IWM
$80.2B
$62.4M 3.89%
282,358
+7,788
+3% +$1.78M
AVGO icon
7
Broadcom
AVGO
$1.85T
$58.5M 3.65%
252,424
+5,738
+2% +$1.06M
META icon
8
Meta Platforms (Facebook)
META
$1.37T
$58.4M 3.64%
99,659
+2,613
+3% +$1.53M
COST icon
9
Costco
COST
$423B
$56.2M 3.5%
61,292
+2,472
+4% +$2.29M
MSFT icon
10
Microsoft
MSFT
$3.35T
$54.7M 3.41%
129,762
+4,339
+3% +$1.85M
GOOGL icon
11
Alphabet (Google) Class A
GOOGL
$4.08T
$53.2M 3.31%
281,038
+7,259
+3% +$1.27M
V icon
12
Visa
V
$673B
$53.1M 3.31%
168,028
+4,262
+3% +$1.28M
JPM icon
13
JPMorgan Chase
JPM
$933B
$51.5M 3.21%
214,725
+4,168
+2% +$971K
BRK.B icon
14
Berkshire Hathaway Class B
BRK.B
$1.1T
$49.6M 3.09%
109,434
+1,448
+1% +$669K
ISRG icon
15
Intuitive Surgical
ISRG
$126B
$41.5M 2.59%
79,531
+1,482
+2% +$772K
BKNG icon
16
Booking.com
BKNG
$150B
$40.8M 2.54%
205,100
+4,725
+2% +$908K
TMUS icon
17
T-Mobile US
TMUS
$186B
$38.9M 2.42%
176,114
+2,791
+2% +$635K
MCK icon
18
McKesson
MCK
$101B
$38.7M 2.41%
67,804
+1,836
+3% +$1.03M
ORCL icon
19
Oracle
ORCL
$367B
$35.2M 2.19%
211,326
+2,019
+1% +$359K
CAT icon
20
Caterpillar
CAT
$373B
$35M 2.18%
96,486
+2,436
+3% +$945K
NOW icon
21
ServiceNow
NOW
$114B
$34.7M 2.16%
163,685
+82,105
+101% +$16.6M
TSM icon
22
TSMC
TSM
$2.09T
$34.2M 2.13%
172,767
+3,773
+2% +$730K
PH icon
23
Parker-Hannifin
PH
$121B
$33.9M 2.12%
53,370
+782
+1% +$518K
IR icon
24
Ingersoll Rand
IR
$33B
$33.1M 2.06%
365,501
+8,352
+2% +$832K
RF icon
25
Regions Financial
RF
$26.3B
$33M 2.06%
1,388,068
+32,362
+2% +$800K
1
2 3 4 5

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BCM
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EF
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IVAV
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HJGA
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Main Street Research's Q4 2024 Portfolio in Review

As of Q4 2024, Main Street Research held 118 positions worth $1.6B, up 0.99% from $1.59B the previous quarter. Its ten largest holdings account for 41% of the portfolio.

Main Street Research withdrew a net $65.8M in Q4 2024, closing 8 positions and reducing 25 holdings. Its most notable exit was TotalEnergies, an estimated $22.7M position sold in full.

By sector, the portfolio is most concentrated in Technology at 34% of assets, up from 32% a quarter earlier, followed by Financials and Communication Services.

Against the trend, Main Street Research opened a new position in Arista Networks worth $31.6M.

  • Main Street Research's largest Q4 2024 buy was Arista Networks: 285,740 shares worth $31.6M.
  • Main Street Research added most to ServiceNow in Q4 2024, an estimated $16.6M increase.
  • Main Street Research's biggest Q4 2024 reduction was Novo Nordisk, cutting an estimated $40.7M.
  • Main Street Research fully exited TotalEnergies in Q4 2024, selling an estimated $22.7M.
  • Main Street Research's ten largest holdings make up 41% of its $1.6B portfolio in Q4 2024.
  • Main Street Research opened 9 new positions and closed 8 in Q4 2024.
  • Main Street Research's portfolio value rose 0.99% quarter-over-quarter to $1.6B.

Based on Main Street Research's 13F filing for Q4 2024, filed 7 Feb 2025.