Main Street Research LLC - Stock Holdings in 13F Filings (SEC)
Updated on March 15, 2026.
Based on 13F Filings filed with the SEC on February 9, 2026, for the 2025 Q4 period, Main Street Research LLC held in its portfolio 129 assets valued at $1,748,175,977 (i.e. $1.75B).
The most valuable assets in the portfolio included: NVIDIA CORPORATION ($111.13M), ALPHABET INC ($93.13M), and MICROSOFT CORP ($81.35M).
The chart below shows the top 10 valuable assets, and the table below shows the top 129 valuable assets.
You can see similar for other investment managers.
Related Topics: SEC Topic List.
Data Source: SEC.
Main Street Research LLC - Stock Holdings in 13F Filings (SEC)
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| Name of Issuer | No. of Shares | Value ($) | Class |
|---|---|---|---|
| NVIDIA CORPORATION | 595844 | 111124969 | COM |
| ALPHABET INC | 297544 | 93131345 | CAP STK CL A |
| MICROSOFT CORP | 168207 | 81348219 | COM |
| ISHARES TR | 1907800 | 79135544 | INTERNATIONAL SL |
| APPLE INC | 290937 | 79094032 | COM |
| PALANTIR TECHNOLOGIES INC | 440250 | 78254438 | CL A |
| JPMORGAN CHASE & CO. | 221919 | 71506834 | COM |
| BROADCOM INC | 205395 | 71087373 | COM |
| TAIWAN SEMICONDUCTOR MFG LTD | 218147 | 66466466 | SPONSORED ADS |
| VISA INC | 174088 | 61054526 | COM CL A |
| ROBINHOOD MKTS INC | 532399 | 60214327 | COM CL A |
| AMAZON COM INC | 259849 | 59978274 | COM |
| META PLATFORMS INC | 86547 | 57128729 | CL A |
| MCKESSON CORP | 67361 | 55311065 | COM |
| COSTCO WHSL CORP NEW | 62366 | 53780457 | COM |
| SPDR SERIES TRUST | 360526 | 43958935 | STATE STREET SPD |
| ASML HOLDING N V | 40118 | 42920643 | N Y REGISTRY SHS |
| BARCLAYS PLC | 1682837 | 42828202 | ADR |
| AMPHENOL CORP NEW | 295357 | 39988020 | CL A |
| WORLD GOLD TR | 462316 | 39467917 | SPDR GLD MINIS |
| WALMART INC | 338395 | 37779673 | COM |
| JOHNSON & JOHNSON | 179318 | 37109906 | COM |
| UBER TECHNOLOGIES INC | 446905 | 36516608 | COM |
| CAMECO CORP | 381868 | 34937103 | COM |
| ISHARES INC | 355461 | 34557918 | MSCI STH KOR ETF |
| ASTRAZENECA PLC | 371217 | 34125979 | SPONSORED ADR |
| CATERPILLAR INC | 59559 | 34119564 | COM |
| GE VERNOVA INC | 49161 | 32130155 | COM |
| ICICI BANK LIMITED | 1022131 | 30459504 | ADR |
| PROCTER AND GAMBLE CO | 151084 | 21651848 | COM |
| BOOKING HOLDINGS INC | 3807 | 20387741 | COM |
| ISHARES BITCOIN TRUST ETF | 179540 | 8914161 | SHS BEN INT |
| ALPHABET INC | 20091 | 6304687 | CAP STK CL C |
| BERKSHIRE HATHAWAY INC DEL | 12116 | 6090107 | CL B NEW |
| TESLA INC | 12748 | 5733245 | COM |
| MCDONALDS CORP | 18588 | 5681083 | COM |
| AUTODESK INC | 14291 | 4230279 | COM |
| FAIR ISAAC CORP | 2492 | 4213025 | COM |
| BERKSHIRE HATHAWAY INC DEL | 5 | 3774000 | CL A |
| SCHWAB CHARLES CORP | 31782 | 3175380 | COM |
| ISHARES INC | 15138 | 2812186 | MSCI WORLD ETF |
| EXXON MOBIL CORP | 23209 | 2792971 | COM |
| ISHARES TR | 31573 | 2672339 | CORE MSCI TOTAL |
| PALO ALTO NETWORKS INC | 13235 | 2437887 | COM |
| ABBVIE INC | 9355 | 2137486 | COM |
| WELLS FARGO CO NEW | 19846 | 1849647 | COM |
| SPDR S&P 500 ETF TR | 2663 | 1820969 | TR UNIT |
| SALESFORCE INC | 6364 | 1688535 | COM |
| ELI LILLY & CO | 1419 | 1525455 | COM |
| MICRON TECHNOLOGY INC | 5323 | 1519857 | COM |
| CHEVRON CORP NEW | 9520 | 1451005 | COM |
| 3M CO | 8059 | 1290246 | COM |
| ISHARES TR | 22763 | 1109696 | CORE 1 5 YR USD |
| RTX CORPORATION | 5496 | 1008004 | COM |
| NETFLIX INC | 10621 | 995825 | COM |
| CLOROX CO DEL | 9125 | 920074 | COM |
| SCHWAB STRATEGIC TR | 38493 | 884184 | 5 10YR CORP BD |
| ISHARES TR | 1260 | 863224 | CORE S&P500 ETF |
| INVESCO QQQ TR | 1345 | 826472 | UNIT SER 1 |
| MERCK & CO INC | 7784 | 825960 | COM |
| ISHARES TR | 15941 | 804223 | 10+ YR INVST GRD |
| BRISTOL-MYERS SQUIBB CO | 14620 | 788588 | COM |
| CISCO SYS INC | 9684 | 745952 | COM |
| ADVANCED MICRO DEVICES INC | 3422 | 732856 | COM |
| THERMO FISHER SCIENTIFIC INC | 1151 | 667445 | COM |
| STRYKER CORPORATION | 1843 | 649426 | COM |
| BANK AMERICA CORP | 11118 | 611490 | COM |
| HSBC HLDGS PLC | 7696 | 605444 | SPON ADR NEW |
| AUTOMATIC DATA PROCESSING IN | 2309 | 597886 | COM |
| ORACLE CORP | 3031 | 590761 | COM |
| BOSTON SCIENTIFIC CORP | 6023 | 574293 | COM |
| CITIGROUP INC | 4740 | 553111 | COM NEW |
| ACCENTURE PLC IRELAND | 2059 | 552430 | SHS CLASS A |
| NETEASE INC | 4000 | 550480 | SPONSORED ADS |
| UNION PAC CORP | 2342 | 541751 | COM |
| COLGATE PALMOLIVE CO | 6618 | 522954 | COM |
| VANGUARD SPECIALIZED FUNDS | 2361 | 518901 | DIV APP ETF |
| INTUIT | 779 | 516048 | COM |
| VANGUARD INDEX FDS | 1538 | 515645 | TOTAL STK MKT |
| ISHARES TR | 3405 | 506289 | CORE S&P TTL STK |
| CURTISS WRIGHT CORP | 917 | 505515 | COM |
| MITSUBISHI UFJ FINL GROUP IN | 30205 | 479051 | SPONSORED ADS |
| ABBOTT LABS | 3654 | 457810 | COM |
| XYLEM INC | 3305 | 450075 | COM |
| T-MOBILE US INC | 2162 | 438972 | COM |
| HUT 8 CORP | 8986 | 412817 | COM |
| TRANE TECHNOLOGIES PLC | 947 | 368572 | SHS |
| ISHARES TR | 766 | 362548 | RUS 1000 GRW ETF |
| COINBASE GLOBAL INC | 1551 | 350743 | COM CL A |
| AT&T INC | 13914 | 345624 | COM |
| ANALOG DEVICES INC | 1248 | 338458 | COM |
| HOME DEPOT INC | 962 | 331024 | COM |
| DELTA AIR LINES INC DEL | 4768 | 330899 | COM NEW |
| SHOPIFY INC | 2040 | 328379 | CL A SUB VTG SHS |
| COMCAST CORP NEW | 10912 | 326160 | CL A |
| SMUCKER J M CO | 3330 | 325707 | COM NEW |
| NORFOLK SOUTHN CORP | 1117 | 322500 | COM |
| VANGUARD INDEX FDS | 513 | 321718 | S&P 500 ETF SHS |
| TEXAS INSTRS INC | 1842 | 319569 | COM |
| SPDR DOW JONES INDL AVERAGE | 640 | 308233 | UT SER 1 |
| PEPSICO INC | 2116 | 306734 | COM |
| AMERICAN EXPRESS CO | 817 | 302249 | COM |
| TRIMBLE INC | 3762 | 294753 | COM |
| AON PLC | 821 | 289714 | SHS CL A |
| INTUITIVE SURGICAL INC | 508 | 287711 | COM NEW |
| EBAY INC. | 3286 | 286211 | COM |
| MASTERCARD INCORPORATED | 491 | 280302 | CL A |
| SPDR GOLD TR | 689 | 273058 | GOLD SHS |
| SCHWAB STRATEGIC TR | 9959 | 270983 | FUNDAMENTAL US L |
| KLA CORP | 223 | 270963 | COM NEW |
| ADOBE INC | 771 | 269842 | COM |
| EXPEDIA GROUP INC | 950 | 269145 | COM NEW |
| SCHWAB STRATEGIC TR | 9835 | 264655 | US LRG CAP ETF |
| LAM RESEARCH CORP | 1524 | 261275 | COM NEW |
| PARKER-HANNIFIN CORP | 292 | 256656 | COM |
| LINDE PLC | 600 | 255834 | SHS |
| INTEL CORP | 6869 | 253466 | COM |
| INTERNATIONAL BUSINESS MACHS | 848 | 251186 | COM |
| OMADA HEALTH INC | 15909 | 251044 | COM |
| CAPITAL ONE FINL CORP | 1033 | 250358 | COM |
| ISHARES TR | 1932 | 249537 | EXPND TEC SC ETF |
| TJX COS INC NEW | 1563 | 240092 | COM |
| ISHARES TR | 1446 | 239761 | DOW JONES US ETF |
| ISHARES TR | 771 | 232303 | ISHARES SEMICDTR |
| SCHWAB STRATEGIC TR | 9606 | 230928 | INTL EQTY ETF |
| GILEAD SCIENCES INC | 1829 | 224491 | COM |
| NEXTERA ENERGY INC | 2795 | 224383 | COM |
| BROOKFIELD CORP | 4628 | 212379 | CL A LTD VT SH |
| HIMS & HERS HEALTH INC | 6200 | 201314 | COM CL A |
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