13F-HR filed by Main Street Research LLC
Main Street Research LLC filed this 13F-HR for the quarter ended 2026-03-31, filed 2026-04-30, with 148 holding rows worth $1,718,527,602.
- Accession
- 0001420506-26-000773
- Filer
- CIK 1513211
- Filed
- 2026-04-30
- Accepted by EDGAR
- acceptance time not in the bulk data set
- Ingested
- Source
- SEC quarterly data set
13F report for Q1 2026
A holdings report, 148 entries on the cover page, a total value of $1,718,527,602 stated on the cover page (in dollars after the unit check, H1), rows summing to $1,718,527,602 with VALUE read as dollars as filed, 13F file number 028-14411. The quarter's positions are built on this report. The resolved quarter.
The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).
| Issuer as filed | CUSIP | Class | Amount | Value | Value read as | Type |
|---|---|---|---|---|---|---|
| NVIDIA Corp | 67066G104 | COM | 620,776 | $108,263,294 | dollars as filed | |
| Apple Inc | 037833100 | COM | 403,578 | $102,424,173 | dollars as filed | |
| Alphabet Inc. Reg. Shares A | 02079K305 | COM | 311,786 | $89,657,148 | dollars as filed | |
| ISHARES TR | 46434V266 | INTERNATIONAL SL | 1,958,627 | $81,851,022 | dollars as filed | |
| TAIWAN SEMICONDUCTOR MFG | 874039100 | SPONSORED ADS | 223,159 | $75,416,584 | dollars as filed | |
| SPDR SER TR | 78464A870 | S&P BIOTECH | 567,479 | $72,484,093 | dollars as filed | |
| JPMorgan Chase & Co | 46625H100 | COM | 223,762 | $65,821,928 | dollars as filed | |
| Broadcom Inc. | 11135F101 | COM | 212,402 | $65,740,470 | dollars as filed | |
| MCKESSON CORP COM | 58155Q103 | Stock | 67,774 | $58,649,241 | dollars as filed | |
| Amazon.com, Inc | 023135106 | COM | 269,193 | $56,064,761 | dollars as filed | |
| ASMLHLDGNVFSPONSOREDADR1ADRREPS1ORDSHS | N07059210 | STOK | 41,687 | $55,061,440 | dollars as filed | |
| CORNING INC | 219350105 | COM | 387,718 | $52,718,016 | dollars as filed | |
| Costco Wholesale Corporation | 22160K105 | COM | 46,139 | $45,974,280 | dollars as filed | |
| Johnson & Johnson | 478160104 | COM | 186,882 | $45,681,390 | dollars as filed | |
| ISHARES INC MSCI STH KOR ETF | 464286772 | MSCI STH KOR ETF | 361,874 | $44,514,121 | dollars as filed | |
| GE Vernova Inc. | 36828A101 | COM | 50,692 | $44,249,091 | dollars as filed | |
| WORLD GOLD TR | 98149E303 | SPDR GLD MINIS | 469,451 | $43,513,413 | dollars as filed | |
| Caterpillar Inc. | 149123101 | COM | 61,110 | $43,293,991 | dollars as filed | |
| Walmart Inc. | 931142103 | COM | 344,869 | $42,860,264 | dollars as filed | |
| CAMECO CORP COM | 13321L108 | Stock | 389,077 | $42,257,653 | dollars as filed | |
| META PLATFORMS INC CL A | 30303M102 | COM | 70,962 | $40,599,690 | dollars as filed | |
| AMPHENOL CORP NEW | 032095101 | COM | 301,043 | $38,036,757 | dollars as filed | |
| BHP BILLITON LIMITED SPONSORED ADS | 088606108 | ADR | 519,212 | $37,767,481 | dollars as filed | |
| ASTRAZENECA PLC ORD | G0593M107 | ADR | 190,644 | $37,598,810 | dollars as filed | |
| Micron Technology,Inc. | 595112103 | COM | 109,109 | $36,861,339 | dollars as filed | |
| ROYAL BK CDA COM | 780087102 | Stock | 222,568 | $36,007,051 | dollars as filed | |
| KEYSIGHT TECHNOLOGIES INC COM | 49338L103 | Stock | 112,937 | $31,890,021 | dollars as filed | |
| Microsoft Corp | 594918104 | COM | 67,542 | $25,001,923 | dollars as filed | |
| Palantir Technologies Inc. Class A | 69608A108 | COM | 167,647 | $24,523,403 | dollars as filed | |
| Procter & Gamble Co | 742718109 | COM | 151,627 | $21,901,068 | dollars as filed | |
| BARCLAYS PLC ADR | 06738E204 | ADR | 850,971 | $18,006,546 | dollars as filed | |
| FAIR ISAAC CORP COM | 303250104 | Stock | 8,464 | $9,035,659 | dollars as filed | |
| IShares Bitcoin Trust Registered | 46438F101 | SHS | 196,085 | $7,533,586 | dollars as filed | |
| Alphabet Inc. Reg. Shares C | 02079K107 | COM | 23,437 | $6,723,215 | dollars as filed | |
| Berkshire Hathaway Inc | 084670702 | COM | 11,978 | $5,739,858 | dollars as filed | |
| PALO ALTO NETWORKS INC | 697435105 | COM | 34,024 | $5,454,728 | dollars as filed | |
| McDonalds Corporation | 580135101 | COM | 15,483 | $4,811,858 | dollars as filed | |
| Tesla Motors, Inc | 88160R101 | COM | 12,337 | $4,586,457 | dollars as filed | |
| Charles Schwab Corp | 808513105 | COM | 46,360 | $4,356,950 | dollars as filed | |
| ARISTA NETWORKS INC | 040413205 | COM | 34,981 | $4,294,967 | dollars as filed | |
| EXXON MOBIL CORP | 30231G102 | COM | 23,924 | $4,058,946 | dollars as filed | |
| Wells Fargo & Company | 949746101 | COM | 46,882 | $3,732,276 | dollars as filed | |
| BERKSHIRE HATHAWAY INC DEL | 084670108 | CL A | 5 | $3,590,700 | dollars as filed | |
| Chevron Corporation | 166764100 | COM | 16,851 | $3,486,556 | dollars as filed | |
| AUTODESK INC COM | 052769106 | Stock | 14,403 | $3,448,078 | dollars as filed | |
| ISHARES TR | 46432F834 | COM | 38,583 | $3,342,831 | dollars as filed | |
| Visa Inc | 92826C839 | COM | 10,246 | $3,096,790 | dollars as filed | |
| Eli Lilly and Company | 532457108 | COM | 2,908 | $2,674,363 | dollars as filed | |
| ISHARES INC | 464286392 | MSCI WORLD ETF | 14,742 | $2,653,855 | dollars as filed | |
| AbbVie,Inc. | 00287Y109 | COM | 10,258 | $2,231,037 | dollars as filed | |
| SPY | 78462F103 | SHS | 3,263 | $2,121,831 | dollars as filed | |
| ISHARES TR CORE S&P 500 ETF | 464287200 | SHS | 2,554 | $1,668,063 | dollars as filed | |
| Salesforce.com, Inc | 79466L302 | COM | 6,924 | $1,292,503 | dollars as filed | |
| Raytheon Technologies Corporation | 75513E101 | COM | 6,066 | $1,170,171 | dollars as filed | |
| ISHARES TR | 46432F859 | CORE 1 5 YR USD | 24,058 | $1,165,851 | dollars as filed | |
| Merck & Co.,Inc. | 58933Y105 | COM | 9,521 | $1,145,295 | dollars as filed | |
| 3M CO COM | 88579Y101 | Stock | 7,870 | $1,142,960 | dollars as filed | |
| Walt Disney Co | 254687106 | COM | 10,730 | $1,034,182 | dollars as filed | |
| INVESCO QQQ TR | 46090E103 | COM | 1,769 | $1,020,763 | dollars as filed | |
| Schwab 5-10 Year Corporate Bond ETF | 808524698 | SHS | 44,326 | $1,005,314 | dollars as filed | |
| Union Pacific Corporation | 907818108 | COM | 4,129 | $1,001,778 | dollars as filed | |
| CLOROX CO DEL | 189054109 | COM | 9,537 | $988,319 | dollars as filed | |
| ISHARES 10 Y INVE GRADE COR B | 464289511 | 10+ YR INVST GRD | 18,751 | $930,612 | dollars as filed | |
| PULTE GROUP INC COM | 745867101 | Stock | 7,382 | $868,197 | dollars as filed | |
| CIRRUS LOGIC INC COM | 172755100 | Stock | 5,734 | $829,251 | dollars as filed | |
| Uber Technologies | 90353T100 | COM | 11,491 | $826,548 | dollars as filed | |
| Vanguard S&P 500 ETF | 922908363 | COM | 1,332 | $796,195 | dollars as filed | |
| Cisco Systems,Inc. | 17275R102 | COM | 10,057 | $780,287 | dollars as filed | |
| SPDR GOLD TR | 78463V107 | GOLD SHS | 1,806 | $777,104 | dollars as filed | |
| Goldman Sachs Group,Inc. | 38141G104 | COM | 874 | $739,395 | dollars as filed | |
| STATE STR SPDR DOW JONES IND | 78467X109 | UT SER 1 | 1,502 | $695,606 | dollars as filed | |
| CURTISS WRIGHT CORP COM | 231561101 | Stock | 1,012 | $689,293 | dollars as filed | |
| Texas Instruments Incorporated | 882508104 | COM | 3,527 | $684,748 | dollars as filed | |
| ON SEMICONDUCTOR CORP COM | 682189105 | Stock | 10,350 | $640,872 | dollars as filed | |
| Advanced Micro Devices,Inc. | 007903107 | COM | 3,145 | $639,787 | dollars as filed | |
| HSBC HLDGS PLC SPON ADR NEW | 404280406 | ADR | 7,733 | $637,895 | dollars as filed | |
| COLGATE PALMOLIVE CO COM | 194162103 | Stock | 7,484 | $637,861 | dollars as filed | |
| Citigroup Inc. | 172967424 | COM | 5,526 | $626,704 | dollars as filed | |
| BLACKSTONE INC | 09260D107 | COM | 5,317 | $611,402 | dollars as filed | |
| AT&T Inc | 00206R102 | COM | 20,193 | $585,395 | dollars as filed | |
| Bank of America Corp | 060505104 | COM | 11,943 | $582,221 | dollars as filed | |
| Stryker Corporation | 863667101 | COM | 1,763 | $579,427 | dollars as filed | |
| PepsiCo,Inc. | 713448108 | COM | 3,722 | $578,011 | dollars as filed | |
| D R HORTON INC COM | 23331A109 | Stock | 3,808 | $522,534 | dollars as filed | |
| MITSUBISHI UFJ FINANCIAL GROUP SPONSORED ADS | 606822104 | ADR | 30,448 | $516,703 | dollars as filed | |
| Oracle Corporation | 68389X105 | COM | 3,497 | $514,435 | dollars as filed | |
| Analog Devices,Inc. | 032654105 | COM | 1,491 | $474,347 | dollars as filed | |
| NETEASE COM INC SPONSORED ADS | 64110W102 | ADR | 4,085 | $457,275 | dollars as filed | |
| Automatic Data Processing,Inc. | 053015103 | COM | 2,232 | $453,498 | dollars as filed | |
| Thermo Fisher Scientific Inc. | 883556102 | COM | 900 | $442,377 | dollars as filed | |
| Lam Research Corporation | 512807306 | COM | 1,988 | $424,784 | dollars as filed | |
| Bristol-Myers Squibb Company | 110122108 | COM | 6,942 | $421,015 | dollars as filed | |
| VTI | 922908769 | COM | 1,289 | $413,524 | dollars as filed | |
| XYLEM INC COM | 98419M100 | Stock | 3,319 | $396,621 | dollars as filed | |
| Abbott Laboratories | 002824100 | COM | 3,859 | $396,237 | dollars as filed | |
| TRANE TECHNOLOGIES PLC SHS | G8994E103 | Stock | 947 | $394,653 | dollars as filed | |
| Comcast Corp | 20030N101 | COM | 13,520 | $388,159 | dollars as filed | |
| Intuitive Surgical,Inc. | 46120E602 | COM | 839 | $386,771 | dollars as filed | |
| EBAY INC. COM | 278642103 | Stock | 4,175 | $380,009 | dollars as filed | |
| Boston Scientific Corporation | 101137107 | COM | 5,993 | $376,061 | dollars as filed | |
| Technology Select Sector SPDR Fund | 81369Y803 | SHS | 2,800 | $372,120 | dollars as filed | |
| PTC INC COM | 69370C100 | Stock | 2,481 | $353,518 | dollars as filed | |
| LENNAR CORP CL A | 526057104 | Stock | 3,904 | $339,023 | dollars as filed | |
| DELTA AIR LINES INC COM NEW | 247361702 | Stock | 5,091 | $338,450 | dollars as filed | |
| GARTNERINC | 366651107 | STOK | 2,115 | $334,889 | dollars as filed | |
| Accenture Plc Class A | G1151C101 | COM | 1,683 | $333,722 | dollars as filed | |
| FORTINET INC COM | 34959E109 | Stock | 4,075 | $333,009 | dollars as filed | |
| Intuit Inc. | 461202103 | COM | 712 | $308,039 | dollars as filed | |
| TJX Companies Inc | 872540109 | COM | 1,919 | $306,464 | dollars as filed | |
| ISHARESRUSSELL1000GROWTHETF | 464287614 | STOK | 695 | $296,348 | dollars as filed | |
| SHOPIFY INC | 82509L107 | CL A SUB VTG SHS | 2,436 | $288,958 | dollars as filed | |
| CHENIERE ENERGY INC COM NEW | 16411R208 | Stock | 1,010 | $286,598 | dollars as filed | |
| SMUCKER J M CO | 832696405 | COM NEW | 2,858 | $275,626 | dollars as filed | |
| EXPEDIA GROUP INC COM NEW | 30212P303 | Stock | 1,188 | $274,297 | dollars as filed | |
| Schwab U.S. Large-Cap ETF | 808524201 | SHS | 10,635 | $272,677 | dollars as filed | |
| COINBASE GLOBAL INC COM CL A | 19260Q107 | Stock | 1,550 | $270,646 | dollars as filed | |
| Intel Corp | 458140100 | COM | 5,919 | $261,205 | dollars as filed | |
| KLA CORP | 482480100 | COM | 177 | $260,617 | dollars as filed | |
| ConocoPhillips | 20825C104 | COM | 1,950 | $257,400 | dollars as filed | |
| Netflix, Inc | 64110L106 | COM | 2,673 | $257,009 | dollars as filed | |
| ISHARES TR | 464287523 | COM | 771 | $253,524 | dollars as filed | |
| SCHWAB STRATEGIC TR | 808524805 | INTL EQTY ETF | 10,206 | $252,599 | dollars as filed | |
| NORFOLK SOUTHN CORP COM | 655844108 | Stock | 877 | $251,699 | dollars as filed | |
| IDEXX LABS INC COM | 45168D104 | Stock | 447 | $251,165 | dollars as filed | |
| MasterCard, Inc | 57636Q104 | COM | 493 | $246,332 | dollars as filed | |
| CROWDSTRIKE HLDGS INC | 22788C105 | COM | 628 | $245,177 | dollars as filed | |
| Adobe Inc | 00724F101 | COM | 1,005 | $244,295 | dollars as filed | |
| SCHWAB STRATEGIC TR | 808524771 | FUNDAMENTAL US L | 8,541 | $237,857 | dollars as filed | |
| American Express Company | 025816109 | COM | 773 | $233,817 | dollars as filed | |
| PARKER-HANNIFIN CORP COM | 701094104 | Stock | 261 | $233,658 | dollars as filed | |
| ISHARES TR | 464287846 | DOW JONES US ETF | 1,446 | $229,119 | dollars as filed | |
| iShares Expanded Tech Sector ETF | 464287549 | SHS | 1,932 | $228,961 | dollars as filed | |
| ROBINHOOD MKTS INC | 770700102 | COM | 3,290 | $227,997 | dollars as filed | |
| Home Depot, Inc | 437076102 | COM | 686 | $225,692 | dollars as filed | |
| T-Mobile US,Inc. | 872590104 | COM | 1,070 | $224,732 | dollars as filed | |
| ENTEGRIS INC COM | 29362U104 | Stock | 1,852 | $217,128 | dollars as filed | |
| MATCH GROUP INC NEW | 57667L107 | COM | 7,011 | $215,308 | dollars as filed | |
| CAPITAL ONE FINL CORP | 14040H105 | COM | 1,180 | $215,267 | dollars as filed | |
| NextEra Energy,Inc. | 65339F101 | COM | 2,266 | $210,466 | dollars as filed | |
| Cigna Corporation | 125523100 | COM | 771 | $205,664 | dollars as filed | |
| TELEDYNE TECHNOLOGIES INC COM | 879360105 | Stock | 338 | $204,493 | dollars as filed | |
| KONINKLIJKE PHILIPS N V NY REGIS SHS NEW | 500472303 | ADR | 7,420 | $203,308 | dollars as filed | |
| VERTIV HOLDINGS CO COM CL A | 92537N108 | Stock | 810 | $202,970 | dollars as filed | |
| COHERENT CORP COM | 19247G107 | Stock | 846 | $201,526 | dollars as filed | |
| PACIFIC BIOSCIENCES CALIF INC COM | 69404D108 | Stock | 152,100 | $200,772 | dollars as filed | |
| AON PLC SHS CL A | G0403H108 | Stock | 622 | $200,769 | dollars as filed | |
| OMADA HEALTH INC | 68170A108 | COM | 15,909 | $199,976 | dollars as filed | |
| TMC THE METALS CO INC | 87261Y106 | COMMON STOCK | 10,000 | $46,700 | dollars as filed |
Amendment chain
| Filing | Role | Filed | Accepted | Ingested |
|---|---|---|---|---|
| 13F-HR 0001420506-26-000773 | this filing | 2026-04-30 | acceptance time not in the bulk data set |