We are live on ! Find out more
MSR

Main Street Research Portfolio holdings

AUM $2.12B
1-Year Est. Return 67.44%
This Fund
S&P 500
This Quarter Est. Return
-0.43%
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
$1.53B
AUM Growth
-$74.6M
Cap. Flow
-$20.6M
Cap. Flow %
-1.34%
Top 10 Hldgs %
41.01%
Holding
124
New
14
Increased
40
Reduced
38
Closed
23

Top Buys

Rank Stock Value
1
NFLX icon
Netflix
NFLX
+$39.3M
2
BSX icon
Boston Scientific
BSX
+$36.8M
3
SAP icon
SAP
SAP
+$32.6M
4
FTNT icon
Fortinet
FTNT
+$32.3M
5
CSCO icon
Cisco
CSCO
+$32M

Top Sells

Rank Stock Value
1
IWM icon
iShares Russell 2000 ETF
IWM
+$62.4M
2
IR icon
Ingersoll Rand
IR
+$33.1M
3
RF icon
Regions Financial
RF
+$33M
4
CB icon
Chubb
CB
+$32.9M
5
ANET icon
Arista Networks
ANET
+$31.6M

Sector Composition

Rank Sector Weight
1 Technology 31.91%
2 Financials 16.11%
3 Communication Services 12.72%
4 Healthcare 9.8%
5 Consumer Discretionary 9%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
LOCL icon
101
Local Bounti
LOCL
$23M
$95.6K 0.01%
46,394
– –
AMAT icon
102
Applied Materials
AMAT
$425B
– –
-40,642
Closed -$6.61M
AMD icon
103
Advanced Micro Devices
AMD
$782B
– –
-60,445
Closed -$7.3M
ANET icon
104
Arista Networks
ANET
$239B
– –
-285,740
Closed -$31.6M
APO icon
105
Apollo Global Management
APO
$73.9B
– –
-1,775
Closed -$293K
CB icon
106
Chubb
CB
$136B
– –
-118,621
Closed -$32.9M
CEG icon
107
Constellation Energy
CEG
$95.7B
– –
-140,786
Closed -$31.5M
CI icon
108
Cigna
CI
$74.2B
– –
-785
Closed -$217K
COF icon
109
Capital One
COF
$134B
– –
-1,137
Closed -$203K
DAL icon
110
Delta Air Lines
DAL
$60B
– –
-4,545
Closed -$275K
DIS icon
111
Walt Disney
DIS
$181B
– –
-1,830
Closed -$205K
GD icon
112
General Dynamics
GD
$105B
– –
-50,958
Closed -$13.4M
INTU icon
113
Intuit
INTU
$91.2B
– –
-21,485
Closed -$13.5M
IR icon
114
Ingersoll Rand
IR
$34.4B
– –
-365,501
Closed -$33.1M
IWM icon
115
iShares Russell 2000 ETF
IWM
$82.7B
– –
-282,358
Closed -$62.4M
IYY icon
116
iShares Dow Jones US ETF
IYY
$3.06B
– –
-1,446
Closed -$207K
NEE icon
117
NextEra Energy
NEE
$177B
– –
-3,293
Closed -$236K
NKE icon
118
Nike
NKE
$62.4B
– –
-3,147
Closed -$239K
RF icon
119
Regions Financial
RF
$26.9B
– –
-1,388,068
Closed -$33M
RMD icon
120
ResMed
RMD
$31.1B
– –
-1,208
Closed -$276K
SAN icon
121
Banco Santander
SAN
$212B
– –
-17,739
Closed -$80.9K
SCHX icon
122
Schwab US Large- Cap ETF
SCHX
$74.4B
– –
-10,689
Closed -$248K
VEEV icon
123
Veeva Systems
VEEV
$37.4B
– –
-1,600
Closed -$336K
VLO icon
124
Valero Energy
VLO
$85.2B
– –
-1,811
Closed -$222K
1 2 3 4
5

Similar funds

BCM
Basswood Capital Management New York $2.12B AUM 19.53% 1-Year Est. Return
EF
Empirical Finance Havertown, Pennsylvania $2.13B AUM 29.56% 1-Year Est. Return
IVAV
Index Venture Associates VI St. Helier, Channel Islands, Jersey $2.11B AUM 13.76% 1-Year Est. Return
HJGA
Hardman Johnston Global Advisors Stamford, Connecticut $2.1B AUM 41.89% 1-Year Est. Return
CF
Centaurus Financial Anaheim, California $2.1B AUM 21.28% 1-Year Est. Return
BWC
Blue Whale Capital London, United Kingdom $2.1B AUM 97.03% 1-Year Est. Return
SFS
Strategic Financial Services Utica, New York $2.1B AUM 19.14% 1-Year Est. Return
AAP
Aristotle Atlantic Partners Sarasota, Florida $2.14B AUM 37.01% 1-Year Est. Return

Main Street Research's Q1 2025 Portfolio in Review

As of Q1 2025, Main Street Research held 124 positions worth $1.53B, down 4.6% from $1.6B the previous quarter. Its ten largest holdings account for 41% of the portfolio.

Main Street Research's Q1 2025 filing shows 14 new, 40 increased, 38 reduced and 23 closed positions. Its largest new stake was SAP: 119,768 shares worth $32.2M. The largest sale was iShares Russell 2000 ETF, an estimated $62.4M.

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

  • Main Street Research's largest Q1 2025 buy was SAP: 119,768 shares worth $32.2M.
  • Main Street Research added most to Netflix in Q1 2025, an estimated $39.3M increase.
  • Main Street Research's biggest Q1 2025 reduction was NVIDIA, cutting an estimated $21.7M.
  • Main Street Research fully exited iShares Russell 2000 ETF in Q1 2025, selling an estimated $62.4M.
  • Main Street Research's ten largest holdings make up 41% of its $1.53B portfolio in Q1 2025.
  • Main Street Research opened 14 new positions and closed 23 in Q1 2025.
  • Main Street Research's portfolio value fell 4.6% quarter-over-quarter to $1.53B.

Based on Main Street Research's 13F filing for Q1 2025, filed 30 Apr 2025.