The Analysis of Main Street Research LLC's Holdings


Currently, Main Street Research LLC holds 129 types of securities in its portfolio with a total value $1.9B. In the most recent quarter, they have increased their positions in ISCF (+1.5M shares, valued at $61.5M), MSFT (+73.5K shares, valued at $38.0M), APH (+297.3K shares, valued at $36.8M); decreased their positions in BRK.B (-102.9K shares, valued at $51.7M), PG (-254.2K shares, valued at $39.1M), BSX (-374.8K shares, valued at $36.6M); initiated new positions in ISCF (+1.5M shares, valued at $61.5M), APH (+297.3K shares, valued at $36.8M), BCS (+1.7M shares, valued at $35.0M).


Top Holding Treemap

Stock Holdings
TickerCompany NameSharesShares â–ŗ%Event DateReport DateHistory
NVDA NVIDIA CORPORATION601.6K shares1.07%2025-09-302025-11-13history
AAPL APPLE INC351.3K shares19.33%2025-09-302025-11-13history
MSFT MICROSOFT CORP168.2K shares77.57%2025-09-302025-11-13history
PLTR PALANTIR TECHNOLOGIES INC455.5K shares-1.29%2025-09-302025-11-13history
HOOD ROBINHOOD MKTS INC539.3K shares0.48%2025-09-302025-11-13history
GOOGL ALPHABET INC299.8K shares0.84%2025-09-302025-11-13history
JPM JPMORGAN CHASE & CO.224.7K shares0.19%2025-09-302025-11-13history
AVGO BROADCOM INC208.4K shares12.89%2025-09-302025-11-13history
Sponsored
META META PLATFORMS INC89.2K shares40.12%2025-09-302025-11-13history
TSM TAIWAN SEMICONDUCTOR MFG LTD220.9K shares61.25%2025-09-302025-11-13history
ISCF ISHARES TR1.5M sharesnew addition2025-09-302025-11-13history
V VISA INC177.1K shares2.71%2025-09-302025-11-13history
COST COSTCO WHSL CORP NEW63.5K shares0.97%2025-09-302025-11-13history
AMZN AMAZON COM INC262.9K shares17.30%2025-09-302025-11-13history
MCK MCKESSON CORP68.9K shares-0.41%2025-09-302025-11-13history
NFLX NETFLIX INC42.9K shares0.78%2025-09-302025-11-13history
Sponsored
UBER UBER TECHNOLOGIES INC452.8K shares0.78%2025-09-302025-11-13history
TMUS T-MOBILE US INC180.3K shares0.37%2025-09-302025-11-13history
ASML ASML HOLDING N V40.4K shares131.09%2025-09-302025-11-13history
MELI MERCADOLIBRE INC15.8K shares0.67%2025-09-302025-11-13history
APH AMPHENOL CORP NEW297.3K sharesnew addition2025-09-302025-11-13history
GLDM WORLD GOLD TR466.9K shares4.10%2025-09-302025-11-13history
SPOT SPOTIFY TECHNOLOGY S A50.4K shares1.21%2025-09-302025-11-13history
WMT WALMART INC340.9K shares1.53%2025-09-302025-11-13history
Sponsored
BCS BARCLAYS PLC1.7M sharesnew addition2025-09-302025-11-13history
LIN LINDE PLC73.4K shares1.23%2025-09-302025-11-13history
BKNG BOOKING HOLDINGS INC6.2K shares31.94%2025-09-302025-11-13history
TT TRANE TECHNOLOGIES PLC78.6K shares2.96%2025-09-302025-11-13history
IBN ICICI BANK LIMITED1.1M shares1.14%2025-09-302025-11-13history
CCJ CAMECO CORP364.4K sharesnew addition2025-09-302025-11-13history
GEV GE VERNOVA INC48.6K shares76.21%2025-09-302025-11-13history
APO APOLLO GLOBAL MGMT INC217.1K sharesnew addition2025-09-302025-11-13history
Sponsored
PG PROCTER AND GAMBLE CO152.7K shares-62.46%2025-09-302025-11-13history
FICO FAIR ISAAC CORP8.6K shares-19.55%2025-09-302025-11-13history
IBIT ISHARES BITCOIN TRUST ETF190.8K sharesnew addition2025-09-302025-11-13history
PANW PALO ALTO NETWORKS INC34.5K shares162.07%2025-09-302025-11-13history
BRK.B BERKSHIRE HATHAWAY INC DEL13.3K shares-88.59%2025-09-302025-11-13history
TSLA TESLA INC13.0K shares10.34%2025-09-302025-11-13history
MCD MCDONALDS CORP19.0K shares-0.03%2025-09-302025-11-13history
ANET ARISTA NETWORKS INC34.9K sharesnew addition2025-09-302025-11-13history
Sponsored
GOOG ALPHABET INC19.7K shares-2.28%2025-09-302025-11-13history
ADSK AUTODESK INC14.1K shares-3.96%2025-09-302025-11-13history
BRK.A BERKSHIRE HATHAWAY INC DEL5 shares0.00%2025-09-302025-11-13history
SCHW SCHWAB CHARLES CORP34.1K shares1.43%2025-09-302025-11-13history
WFC WELLS FARGO CO NEW37.1K shares101.75%2025-09-302025-11-13history
URTH ISHARES INC16.7K shares-10.53%2025-09-302025-11-13history
IXUS ISHARES TR33.2K shares30.23%2025-09-302025-11-13history
XOM EXXON MOBIL CORP24.2K shares10.19%2025-09-302025-11-13history
Sponsored
CVX CHEVRON CORP NEW16.8K shares76.22%2025-09-302025-11-13history
ABBV ABBVIE INC9.5K shares4.56%2025-09-302025-11-13history
JNJ JOHNSON & JOHNSON11.4K shares0.75%2025-09-302025-11-13history
LLY ELI LILLY & CO2.7K shares0.07%2025-09-302025-11-13history
SPY SPDR S&P 500 ETF TR2.7K shares-0.64%2025-09-302025-11-13history
CAT CATERPILLAR INC3.1K shares59.97%2025-09-302025-11-13history
MMM 3M CO8.1K shares0.45%2025-09-302025-11-13history
CLX CLOROX CO DEL9.4K shares0.43%2025-09-302025-11-13history
Sponsored
ORCL ORACLE CORP3.8K shares181.44%2025-09-302025-11-13history
ISTB ISHARES TR21.2K shares11.93%2025-09-302025-11-13history
MU MICRON TECHNOLOGY INC6.0K shares0.79%2025-09-302025-11-13history
IVV ISHARES TR1.4K shares20.63%2025-09-302025-11-13history
QQQ INVESCO QQQ TR1.6K shares53.51%2025-09-302025-11-13history
RTX RTX CORPORATION5.6K shares24.04%2025-09-302025-11-13history
SCHI SCHWAB STRATEGIC TR34.2K shares31.65%2025-09-302025-11-13history
MRK MERCK & CO INC9.3K shares3.37%2025-09-302025-11-13history
Sponsored
IGLB ISHARES TR14.2K shares49.83%2025-09-302025-11-13history
ADP AUTOMATIC DATA PROCESSING IN2.5K shares0.00%2025-09-302025-11-13history
CSCO CISCO SYS INC10.5K shares-0.99%2025-09-302025-11-13history
BMY BRISTOL-MYERS SQUIBB CO14.7K shares0.74%2025-09-302025-11-13history
SYK STRYKER CORPORATION1.8K shares-2.72%2025-09-302025-11-13history
VOO VANGUARD INDEX FDS1.1K shares78.85%2025-09-302025-11-13history
BAC BANK AMERICA CORP12.5K shares24.73%2025-09-302025-11-13history
BSX BOSTON SCIENTIFIC CORP6.4K shares-98.31%2025-09-302025-11-13history
Sponsored
NTES NETEASE INC4.1K shares2.13%2025-09-302025-11-13history
ACN ACCENTURE PLC IRELAND2.5K shares-4.79%2025-09-302025-11-13history
CRM SALESFORCE INC2.5K shares52.42%2025-09-302025-11-13history
AMD ADVANCED MICRO DEVICES INC3.5K shares-16.79%2025-09-302025-11-13history
IT GARTNER INC2.2K sharesnew addition2025-09-302025-11-13history
VTI VANGUARD INDEX FDS1.7K shares-17.69%2025-09-302025-11-13history
CL COLGATE PALMOLIVE CO6.7K shares0.00%2025-09-302025-11-13history
COIN COINBASE GLOBAL INC1.6K shares0.19%2025-09-302025-11-13history
Sponsored
HSBC HSBC HLDGS PLC7.4K shares5.16%2025-09-302025-11-13history
INTU INTUIT752 shares5.17%2025-09-302025-11-13history
C CITIGROUP INC4.9K shares5.98%2025-09-302025-11-13history
ITOT ISHARES TR3.4K shares0.00%2025-09-302025-11-13history
XYL XYLEM INC3.3K shares1.94%2025-09-302025-11-13history
TMO THERMO FISHER SCIENTIFIC INC996 shares8.50%2025-09-302025-11-13history
CW CURTISS WRIGHT CORP888 shares0.00%2025-09-302025-11-13history
ABT ABBOTT LABS3.5K shares1.93%2025-09-302025-11-13history
Sponsored
ADBE ADOBE INC1.3K shares61.58%2025-09-302025-11-13history
HD HOME DEPOT INC1.0K shares0.00%2025-09-302025-11-13history
T AT&T INC14.0K shares14.60%2025-09-302025-11-13history
CRWD CROWDSTRIKE HLDGS INC798 sharesnew addition2025-09-302025-11-13history
SHOP SHOPIFY INC2.6K shares30.80%2025-09-302025-11-13history
SJM SMUCKER J M CO3.6K shares0.48%2025-09-302025-11-13history
SCHX SCHWAB STRATEGIC TR14.5K shares33.34%2025-09-302025-11-13history
IBM INTERNATIONAL BUSINESS MACHS1.3K shares-5.95%2025-09-302025-11-13history
Sponsored
IWF ISHARES TR766 shares0.00%2025-09-302025-11-13history
NSC NORFOLK SOUTHN CORP1.2K shares0.00%2025-09-302025-11-13history
CMCSA COMCAST CORP NEW11.2K shares8.20%2025-09-302025-11-13history
FTNT FORTINET INC4.2K sharesnew addition2025-09-302025-11-13history
HIMS HIMS & HERS HEALTH INC6.2K shares0.00%2025-09-302025-11-13history
MA MASTERCARD INCORPORATED594 shares24.53%2025-09-302025-11-13history
PEP PEPSICO INC2.3K shares-10.11%2025-09-302025-11-13history
EBAY EBAY INC.3.6K sharesnew addition2025-09-302025-11-13history
Sponsored
TRMB TRIMBLE INC3.9K shares1.65%2025-09-302025-11-13history
ADI ANALOG DEVICES INC1.2K shares-30.74%2025-09-302025-11-13history
DIA SPDR DOW JONES INDL AVERAGE640 shares0.00%2025-09-302025-11-13history
TXN TEXAS INSTRS INC1.6K shares2.29%2025-09-302025-11-13history
IDXX IDEXX LABS INC411 sharesnew addition2025-09-302025-11-13history
PYPL PAYPAL HLDGS INC3.9K shares1.42%2025-09-302025-11-13history
DAL DELTA AIR LINES INC DEL4.5K shares-6.48%2025-09-302025-11-13history
KLAC KLA CORP235 sharesnew addition2025-09-302025-11-13history
Sponsored
GLD SPDR GOLD TR689 shares0.00%2025-09-302025-11-13history
IGM ISHARES TR1.9K shares0.00%2025-09-302025-11-13history
DKNG DRAFTKINGS INC NEW6.5K shares0.00%2025-09-302025-11-13history
INTC INTEL CORP7.2K sharesnew addition2025-09-302025-11-13history
KO COCA COLA CO3.6K shares0.00%2025-09-302025-11-13history
LNG CHENIERE ENERGY INC1.0K shares0.00%2025-09-302025-11-13history
IYY ISHARES TR1.4K shares0.00%2025-09-302025-11-13history
FNDX SCHWAB STRATEGIC TR8.5K shares0.00%2025-09-302025-11-13history
Sponsored
SCHF SCHWAB STRATEGIC TR9.6K shares0.00%2025-09-302025-11-13history
AON AON PLC627 shares1.13%2025-09-302025-11-13history
COF CAPITAL ONE FINL CORP1.0K shares0.00%2025-09-302025-11-13history
TDY TELEDYNE TECHNOLOGIES INC362 sharesnew addition2025-09-302025-11-13history
SOXX ISHARES TR771 sharesnew addition2025-09-302025-11-13history
SYY SYSCO CORP2.5K sharesnew addition2025-09-302025-11-13history
DDOG DATADOG INC1.4K sharesnew addition2025-09-302025-11-13history
PACB PACIFIC BIOSCIENCES CALIF IN142.1K sharesnew addition2025-09-302025-11-13history
Sponsored
TMC TMC THE METALS COMPANY INC10.0K sharesnew addition2025-09-302025-11-13history

Call Option Holdings
No call option holdings data available

Put Option Holdings
No put option holdings data available