Main Street Research LLC Diversified Active

Location: Sausalito, CA

CIK: 0001513211 · Show all filings

Period: Q2 2026 (← Previous)

Filing Date: Jul 29, 2026

Total Value: $2.118B (100.0% shares, 0.0% debt)

Holdings (140)

New Positions (13)

Increased Positions (55)

GLW CORNING INC 4.8%
Value $101M (+90.9%) Shares 394,058 (+1.6%) Est. Cost $113.99 Unrealized
TSM TAIWAN SEMICONDUCTOR MANUFAC 5.1%
Value $109M (+44.7%) Shares 228,429 (+2.4%) Est. Cost $223.24 Unrealized
ASML ASML HLDG NV 4.0%
Value $84.34M (+53.2%) Shares 42,396 (+1.7%) Est. Cost $928.68 Unrealized
BCS BARCLAYS PLC 2.1%
Value $43.55M (+141.9%) Shares 1,621,490 (+90.5%) Est. Cost $23.61 Unrealized
GOOGL ALPHABET INC 5.3%
Value $113M (+26.3%) Shares 316,947 (+1.7%) Est. Cost $140.53 Unrealized
CAT CATERPILLAR INC 3.1%
Value $65.77M (+51.9%) Shares 61,759 (+1.1%) Est. Cost $552.04 Unrealized
XBI SPDR SERIES TRUST 4.3%
Value $91.27M (+25.9%) Shares 576,754 (+1.6%) Est. Cost $124.60 Unrealized
NVDA NVIDIA CORPORATION 6.0%
Value $126M (+16.4%) Shares 630,053 (+1.5%) Est. Cost $108.86 Unrealized
APH AMPHENOL CORP 2.6%
Value $54.43M (+43.1%) Shares 308,716 (+2.5%) Est. Cost $111.74 Unrealized
RY ROYAL BK CDA 2.2%
Value $47.01M (+30.6%) Shares 227,136 (+2.1%) Est. Cost $170.69 Unrealized
AMZN AMAZON COM INC 3.1%
Value $65.48M (+16.8%) Shares 274,738 (+2.1%) Est. Cost $151.72 Unrealized
KEYS KEYSIGHT TECHNOLOGIES INC 1.9%
Value $40.3M (+26.4%) Shares 115,108 (+1.9%) Est. Cost $230.54 Unrealized
JPM JPMORGAN CHASE & CO 3.5%
Value $74.07M (+12.5%) Shares 226,299 (+1.1%) Est. Cost $152.07 Unrealized
BHP BHP BILLITON LIMITED 2.1%
Value $43.99M (+16.5%) Shares 528,051 (+1.7%) Est. Cost $72.92 Unrealized
ISCF ISHARES TR 4.1%
Value $87.76M (+7.2%) Shares 2,027,356 (+3.5%) Est. Cost $41.29 Unrealized
WMT WALMART INC 1.9%
Value $39.49M (-7.9%) Shares 348,650 (+1.1%) Est. Cost $94.22 Unrealized
FICO FAIR ISAAC CORP 0.5%
Value $11.45M (+26.7%) Shares 9,580 (+13.2%) Est. Cost $1459.29 Unrealized
COST COSTCO WHOLESALE CORPORATION 2.1%
Value $44.43M (-3.4%) Shares 47,497 (+2.9%) Est. Cost $597.57 Unrealized
AMD ADVANCED MICRO DEVICES INC 0.1%
Value $1.922M (+200.4%) Shares 3,308 (+5.2%) Est. Cost $132.13 Unrealized
TSLA TESLA INC 0.3%
Value $5.444M (+18.7%) Shares 12,943 (+4.9%) Est. Cost $269.65 Unrealized
MSFT MICROSOFT CORP 1.2%
Value $25.81M (+3.2%) Shares 69,182 (+2.4%) Est. Cost $387.61 Unrealized
INTC INTEL CORP 0.0%
Value $1.026M (+292.9%) Shares 7,350 (+24.2%) Est. Cost $46.70 Unrealized
SPY STATE STR SPDR S&P 500 ETF T 0.1%
Value $2.602M (+22.7%) Shares 3,485 (+6.8%) Est. Cost $536.95 Unrealized
LRCX LAM RESEARCH CORP 0.0%
Value $874K (+105.7%) Shares 2,016 (+1.4%) Est. Cost $175.47 Unrealized
IXUS ISHARES TR 0.2%
Value $3.729M (+11.6%) Shares 39,073 (+1.3%) Est. Cost $80.20 Unrealized
CRWD CROWDSTRIKE HLDGS INC 0.0%
Value $568K (+131.6%) Shares 744 (+18.5%) Est. Cost $482.88 Unrealized
FTNT FORTINET INC 0.0%
Value $647K (+94.4%) Shares 4,214 (+3.4%) Est. Cost $82.41 Unrealized
WFC WELLS FARGO & CO 0.2%
Value $4.012M (+7.5%) Shares 48,542 (+3.5%) Est. Cost $77.92 Unrealized
DAL DELTA AIR LINES INC 0.0%
Value $587K (+73.3%) Shares 6,263 (+23.0%) Est. Cost $56.41 Unrealized
IGM ISHARES TR 0.0%
Value $461K (+101.2%) Shares 2,816 (+45.8%) Est. Cost $128.43 Unrealized
KLAC KLA CORP 0.0%
Value $484K (+85.7%) Shares 1,604 (+806.2%) Est. Cost $371.08 Unrealized
C CITIGROUP INC 0.0%
Value $812K (+29.6%) Shares 5,803 (+5.0%) Est. Cost $67.46 Unrealized
AZN ASTRAZENECA PLC 1.8%
Value $37.43M (-0.4%) Shares 197,417 (+3.6%) Est. Cost $190.36 Unrealized
EBAY EBAY INC. 0.0%
Value $530K (+39.4%) Shares 4,739 (+13.5%) Est. Cost $91.04 Unrealized
DHI D R HORTON INC 0.0%
Value $664K (+27.0%) Shares 4,075 (+7.0%) Est. Cost $156.40 Unrealized
MUFG MITSUBISHI UFJ FINANCIAL GRO 0.0%
Value $651K (+26.0%) Shares 32,721 (+7.5%) Est. Cost $16.14 Unrealized
CL COLGATE PALMOLIVE CO 0.0%
Value $769K (+20.6%) Shares 8,390 (+12.1%) Est. Cost $59.43 Unrealized
MTCH MATCH GROUP INC NEW 0.0%
Value $333K (+54.6%) Shares 8,746 (+24.7%) Est. Cost $32.72 Unrealized
DIA STATE STR SPDR DOW JONES IND 0.0%
Value $805K (+15.7%) Shares 1,541 (+2.6%) Est. Cost $418.96 Unrealized
SJM SMUCKER J M CO 0.0%
Value $375K (+36.2%) Shares 3,337 (+16.8%) Est. Cost $76.88 Unrealized
CW CURTISS WRIGHT CORP 0.0%
Value $787K (+14.1%) Shares 1,038 (+2.6%) Est. Cost $272.15 Unrealized
SHOP SHOPIFY INC 0.0%
Value $382K (+32.2%) Shares 3,345 (+37.3%) Est. Cost $113.29 Unrealized
EXPE EXPEDIA GROUP INC 0.0%
Value $366K (+33.5%) Shares 1,431 (+20.5%) Est. Cost $249.50 Unrealized
TJX TJX COS INC NEW 0.0%
Value $382K (+24.8%) Shares 2,524 (+31.5%) Est. Cost $149.53 Unrealized
LEN LENNAR CORP 0.0%
Value $406K (+19.7%) Shares 4,483 (+14.8%) Est. Cost $111.36 Unrealized
IDXX IDEXX LABS INC 0.0%
Value $316K (+25.8%) Shares 600 (+34.2%) Est. Cost $633.60 Unrealized
META META PLATFORMS INC 1.9%
Value $40.66M (+0.2%) Shares 72,187 (+1.7%) Est. Cost $452.78 Unrealized
IGLB ISHARES TR 0.0%
Value $987K (+6.0%) Shares 19,721 (+5.2%) Est. Cost $50.19 Unrealized
CRUS CIRRUS LOGIC INC 0.0%
Value $882K (+6.3%) Shares 5,936 (+3.5%) Est. Cost $133.07 Unrealized
IWF ISHARES TR 0.0%
Value $345K (+16.5%) Shares 2,780 (+300.0%) Est. Cost $174.04 Unrealized
SCHI SCHWAB STRATEGIC TR 0.0%
Value $1.052M (+4.7%) Shares 46,488 (+4.9%) Est. Cost $27.05 Unrealized
CI THE CIGNA GROUP 0.0%
Value $233K (+13.4%) Shares 846 (+9.7%) Est. Cost $280.26 Unrealized
PH PARKER-HANNIFIN CORP 0.0%
Value $259K (+10.9%) Shares 265 (+1.5%) Est. Cost $820.19 Unrealized
ISTB ISHARES TR 0.1%
Value $1.187M (+1.8%) Shares 24,592 (+2.2%) Est. Cost $48.44 Unrealized
PHG KONINKLIJKE PHILIPS N V 0.0%
Value $208K (+2.4%) Shares 7,655 (+3.2%) Est. Cost $27.39 Unrealized

Exited Positions (21)

GLDM WORLD GOLD TR 2.1%
Value $43.51M Shares 469,451 Est. Cost $66.36 Unrealized
IBIT ISHARES BITCOIN TRUST ETF 0.4%
Value $7.534M Shares 196,085 Est. Cost $62.76 Unrealized
DIS DISNEY WALT CO 0.0%
Value $1.034M Shares 10,730 Est. Cost $109.45 Unrealized
GLD SPDR GOLD TR 0.0%
Value $777K Shares 1,806 Est. Cost $382.43 Unrealized
ISRG INTUITIVE SURGICAL INC 0.0%
Value $387K Shares 839 Est. Cost $527.88 Unrealized
BSX BOSTON SCIENTIFIC CORP 0.0%
Value $376K Shares 5,993 Est. Cost $99.66 Unrealized
ACN ACCENTURE PLC IRELAND 0.0%
Value $334K Shares 1,683 Est. Cost $277.34 Unrealized
INTU INTUIT 0.0%
Value $308K Shares 712 Est. Cost $676.14 Unrealized
COIN COINBASE GLOBAL INC 0.0%
Value $271K Shares 1,550 Est. Cost $233.78 Unrealized
COP CONOCOPHILLIPS 0.0%
Value $257K Shares 1,950 Est. Cost $102.65 Unrealized
NFLX NETFLIX INC. 0.0%
Value $257K Shares 2,673 Est. Cost $95.21 Unrealized
MA MASTERCARD INCORPORATED 0.0%
Value $246K Shares 493 Est. Cost $492.44 Unrealized
ADBE ADOBE INC 0.0%
Value $244K Shares 1,005 Est. Cost $423.28 Unrealized
AXP AMERICAN EXPRESS CO 0.0%
Value $234K Shares 773 Est. Cost $356.97 Unrealized
HD HOME DEPOT INC 0.0%
Value $226K Shares 686 Est. Cost $322.68 Unrealized
TMUS T-MOBILE US INC 0.0%
Value $225K Shares 1,070 Est. Cost $140.13 Unrealized
COF CAPITAL ONE FINL CORP 0.0%
Value $215K Shares 1,180 Est. Cost $190.34 Unrealized
NEE NEXTERA ENERGY INC 0.0%
Value $210K Shares 2,266 Est. Cost $82.50 Unrealized
TDY TELEDYNE TECHNOLOGIES INC 0.0%
Value $204K Shares 338 Est. Cost $613.97 Unrealized
VRT VERTIV HOLDINGS CO 0.0%
Value $203K Shares 810 Est. Cost $199.85 Unrealized
OMDA OMADA HEALTH INC 0.0%
Value $200K Shares 15,909 Est. Cost $20.28 Unrealized

Decreased Positions (46)

MCK MCKESSON CORP 1.0%
Value $21.52M (-63.3%) Shares 28,475 (-58.0%) Est. Cost $278.68 Unrealized
PLTR PALANTIR TECHNOLOGIES INC 0.1%
Value $1.335M (-94.6%) Shares 11,444 (-93.2%) Est. Cost $30.69 Unrealized
PANW PALO ALTO NETWORKS INC 0.4%
Value $7.96M (+45.9%) Shares 23,343 (-31.4%) Est. Cost $174.44 Unrealized
MCD MCDONALDS CORP 0.1%
Value $2.409M (-49.9%) Shares 8,913 (-42.4%) Est. Cost $79.33 Unrealized
GOOG ALPHABET INC 0.4%
Value $8.023M (+19.3%) Shares 22,707 (-3.1%) Est. Cost $158.57 Unrealized
XOM EXXON MOBIL CORP 0.1%
Value $3.068M (-24.4%) Shares 22,437 (-6.2%) Est. Cost $99.51 Unrealized
CVX CHEVRON CORPORATION 0.1%
Value $2.665M (-23.5%) Shares 16,080 (-4.6%) Est. Cost $141.50 Unrealized
ADSK AUTODESK INC 0.1%
Value $2.769M (-19.7%) Shares 14,240 (-1.1%) Est. Cost $239.48 Unrealized
LLY ELI LILLY & CO 0.2%
Value $3.293M (+23.1%) Shares 2,746 (-5.6%) Est. Cost $641.50 Unrealized
CRM SALESFORCE INC 0.0%
Value $909K (-29.7%) Shares 5,802 (-16.2%) Est. Cost $246.18 Unrealized
CSCO CISCO SYS INC 0.1%
Value $1.137M (+45.7%) Shares 9,682 (-3.7%) Est. Cost $60.53 Unrealized
UNP UNION PAC CORP 0.0%
Value $656K (-34.5%) Shares 2,413 (-41.6%) Est. Cost $234.24 Unrealized
IVV ISHARES TR 0.1%
Value $1.356M (-18.7%) Shares 1,810 (-29.1%) Est. Cost $570.95 Unrealized
T AT&T INC 0.0%
Value $291K (-50.2%) Shares 14,071 (-30.3%) Est. Cost $21.03 Unrealized
ABBV ABBVIE INC 0.1%
Value $2.446M (+9.6%) Shares 9,721 (-5.2%) Est. Cost $115.56 Unrealized
SYK STRYKER CORPORATION 0.0%
Value $384K (-33.7%) Shares 1,221 (-30.7%) Est. Cost $334.18 Unrealized
ABT ABBOTT LABORATORIES 0.0%
Value $226K (-42.9%) Shares 2,493 (-35.4%) Est. Cost $76.21 Unrealized
CLX CLOROX CO DEL 0.0%
Value $853K (-13.7%) Shares 8,934 (-6.3%) Est. Cost $89.50 Unrealized
COHR COHERENT CORP 0.0%
Value $325K (+61.1%) Shares 823 (-2.7%) Est. Cost $213.35 Unrealized
SCHW SCHWAB CHARLES CORP 0.2%
Value $4.234M (-2.8%) Shares 45,887 (-1.0%) Est. Cost $74.07 Unrealized
PEP PEPSICO INC 0.0%
Value $456K (-21.2%) Shares 3,365 (-9.6%) Est. Cost $139.78 Unrealized
BMY BRISTOL-MYERS SQUIBB CO 0.0%
Value $303K (-28.1%) Shares 5,252 (-24.3%) Est. Cost $35.11 Unrealized
V VISA INC 0.2%
Value $3.214M (+3.8%) Shares 9,369 (-8.6%) Est. Cost $236.39 Unrealized
CMCSA COMCAST CORP NEW 0.0%
Value $271K (-30.2%) Shares 11,037 (-18.4%) Est. Cost $36.11 Unrealized
ENTG ENTEGRIS INC 0.0%
Value $330K (+51.8%) Shares 1,832 (-1.1%) Est. Cost $118.35 Unrealized
PHM PULTE GROUP INC 0.0%
Value $980K (+12.9%) Shares 7,145 (-3.2%) Est. Cost $131.41 Unrealized
QQQ INVESCO QQQ TR 0.1%
Value $1.127M (+10.4%) Shares 1,531 (-13.5%) Est. Cost $548.96 Unrealized
MMM 3M CO 0.1%
Value $1.232M (+7.8%) Shares 7,610 (-3.3%) Est. Cost $123.47 Unrealized
URTH ISHARES INC 0.1%
Value $2.738M (+3.2%) Shares 13,511 (-8.4%) Est. Cost $131.92 Unrealized
GS GOLDMAN SACHS GROUP INC 0.0%
Value $820K (+10.9%) Shares 811 (-7.2%) Est. Cost $932.60 Unrealized
ADI ANALOG DEVICES INC 0.0%
Value $554K (+16.8%) Shares 1,395 (-6.4%) Est. Cost $225.12 Unrealized
MRK MERCK & CO INC 0.1%
Value $1.066M (-6.9%) Shares 8,298 (-12.8%) Est. Cost $107.91 Unrealized
RTX RTX CORPORATION 0.1%
Value $1.091M (-6.7%) Shares 5,752 (-5.2%) Est. Cost $107.34 Unrealized
IT GARTNER INC 0.0%
Value $258K (-22.9%) Shares 1,991 (-5.9%) Est. Cost $198.04 Unrealized
PTC PTC INC 0.0%
Value $277K (-21.7%) Shares 2,438 (-1.7%) Est. Cost $160.93 Unrealized
XYL XYLEM INC 0.0%
Value $323K (-18.7%) Shares 2,729 (-17.8%) Est. Cost $121.40 Unrealized
VTI VANGUARD INDEX FDS 0.0%
Value $464K (+12.3%) Shares 1,255 (-2.6%) Est. Cost $289.78 Unrealized
UBER UBER TECHNOLOGIES INC 0.0%
Value $780K (-5.7%) Shares 10,806 (-6.0%) Est. Cost $82.32 Unrealized
TMO THERMO FISHER SCIENTIFIC INC 0.0%
Value $401K (-9.3%) Shares 800 (-11.1%) Est. Cost $385.66 Unrealized
VOO VANGUARD INDEX FDS 0.0%
Value $759K (-4.7%) Shares 1,104 (-17.1%) Est. Cost $569.36 Unrealized
HOOD ROBINHOOD MKTS INC 0.0%
Value $259K (+13.5%) Shares 2,581 (-21.6%) Est. Cost $59.18 Unrealized
BX BLACKSTONE INC 0.0%
Value $593K (-3.1%) Shares 5,036 (-5.3%) Est. Cost $140.88 Unrealized
SCHX SCHWAB STRATEGIC TR 0.0%
Value $289K (+6.1%) Shares 9,835 (-7.5%) Est. Cost $24.97 Unrealized
ADP AUTOMATIC DATA PROCESSING IN 0.0%
Value $469K (+3.3%) Shares 2,092 (-6.3%) Est. Cost $97.48 Unrealized
SCHF SCHWAB STRATEGIC TR 0.0%
Value $266K (+5.3%) Shares 9,606 (-5.9%) Est. Cost $22.26 Unrealized
NSC NORFOLK SOUTHN CORP 0.0%
Value $254K (+0.7%) Shares 806 (-8.1%) Est. Cost $68.45 Unrealized

Unchanged Positions (26)

MU MICRON TECHNOLOGY INC 5.9%
Value $125M Shares 108,636 Est. Cost $372.70 Unrealized
EWY ISHARES INC 3.4%
Value $72.86M Shares 360,865 Est. Cost $97.68 Unrealized
GEV GE VERNOVA INC 2.8%
Value $59.69M Shares 50,802 Est. Cost $469.37 Unrealized
AAPL APPLE INC 5.5%
Value $118M Shares 406,129 Est. Cost $175.36 Unrealized
AVGO BROADCOM INC 3.8%
Value $80.78M Shares 213,841 Est. Cost $177.77 Unrealized
CCJ CAMECO CORP 1.9%
Value $39.88M Shares 391,529 Est. Cost $78.68 Unrealized
JNJ JOHNSON & JOHNSON 2.3%
Value $47.91M Shares 188,640 Est. Cost $193.83 Unrealized
ANET ARISTA NETWORKS INC 0.3%
Value $5.935M Shares 34,937 Est. Cost $135.05 Unrealized
TXN TEXAS INSTRS INC 0.1%
Value $1.061M Shares 3,560 Est. Cost $166.87 Unrealized
ON ON SEMICONDUCTOR CORP 0.0%
Value $980K Shares 10,363 Est. Cost $64.12 Unrealized
BRK/B BERKSHIRE HATHAWAY INC DEL 0.3%
Value $5.995M Shares 11,980 Est. Cost $364.69 Unrealized
PG PROCTER & GAMBLE CO 1.0%
Value $22.15M Shares 151,073 Est. Cost $101.02 Unrealized
SOXX ISHARES TR 0.0%
Value $494K Shares 771 Est. Cost $271.26 Unrealized
XLK SELECT SECTOR SPDR TR 0.0%
Value $533K Shares 2,800 Est. Cost $132.90 Unrealized
BRK/A BERKSHIRE HATHAWAY INC DEL 0.2%
Value $3.744M Shares 5 Est. Cost $506234.47 Unrealized
HSBC HSBC HLDGS PLC 0.0%
Value $739K Shares 7,772 Est. Cost $62.05 Unrealized
BAC BANK OF AMER CORP 0.0%
Value $676K Shares 11,869 Est. Cost $36.44 Unrealized
TT TRANE TECHNOLOGIES PLC 0.0%
Value $466K Shares 948 Est. Cost $393.96 Unrealized
NTES NETEASE COM INC 0.0%
Value $523K Shares 4,085 Est. Cost $87.07 Unrealized
PACB PACIFIC BIOSCIENCES CALIF IN 0.0%
Value $256K Shares 152,100 Est. Cost $2.02 Unrealized
LNG CHENIERE ENERGY INC 0.0%
Value $241K Shares 1,010 Est. Cost $209.78 Unrealized
IYY ISHARES TR 0.0%
Value $264K Shares 1,446 Est. Cost $150.87 Unrealized
FNDX SCHWAB STRATEGIC TR 0.0%
Value $266K Shares 8,541 Est. Cost $24.92 Unrealized
AON AON PLC 0.0%
Value $208K Shares 628 Est. Cost $322.05 Unrealized
TMC TMC THE METALS COMPANY INC 0.0%
Value $44,300 Shares 10,000 Est. Cost $6.97 Unrealized
ORCL ORACLE CORP 0.0%
Value $514K Shares 3,505 Est. Cost $200.19 Unrealized