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RWWM, INC.

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13F filer, CIK 1507683, ROCKLIN, CA

RWWM, INC. reported $1,353,388,287 across 40 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-14. Its ten largest share positions make up 84.9% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001507683-26-000020

Period
2026-06-30
Reported value
$1.35B
Holdings
40
Top 10 weight
84.9%
New
8
Sold out
2

Largest buys vs the previous quarter

SecurityShares changeApprox. value
WHRadded+717,801$28.3M
CROXnew+160,316$19.3M
LULUadded+162,196$18.5M
SGOVadded+124,462$12.5M
ADBEadded+53,646$11M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
CRIreduced-898,314-$37M
PIIreduced-388,750-$26.6M
HELEreduced-699,218-$20.3M
KHCreduced-854,988-$20.2M
DJCOreduced-6,265-$3.77M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q2 2026

Share positions as resolved from 13F-HR 0001507683-26-000020, largest first. % of portfolio is the value over $1,353,388,287, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
DJCODAILY JOURNAL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 318,221 shares; 2024Q4: 316,714 shares; 2025Q1: 325,419 shares; 2025Q2: 334,902 shares; 2025Q3: 338,941 shares; 2025Q4: 367,856 shares; 2026Q1: 360,560 shares; 2026Q2: 354,295 shares 354,295$213M15.74%-6,265Timeline
BABAALIBABA GROUP HLDG LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 2,851,198 shares; 2024Q4: 2,826,939 shares; 2025Q1: 2,591,858 shares; 2025Q2: 2,557,852 shares; 2025Q3: 2,466,729 shares; 2025Q4: 2,378,559 shares; 2026Q1: 2,161,777 shares; 2026Q2: 2,217,364 shares 2,217,364$213M15.73%+55,587Timeline
WFCWELLS FARGO & COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 2,190,519 shares; 2024Q4: 1,897,727 shares; 2025Q1: 1,835,793 shares; 2025Q2: 1,807,127 shares; 2025Q3: 1,792,358 shares; 2025Q4: 1,767,878 shares; 2026Q1: 1,721,344 shares; 2026Q2: 1,680,197 shares 1,680,197$139M10.26%-41,147Timeline
BRK-BBERKSHIRE HATHAWAY INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 252,235 shares; 2024Q4: 251,973 shares; 2025Q1: 247,747 shares; 2025Q2: 243,983 shares; 2025Q3: 244,256 shares; 2025Q4: 241,968 shares; 2026Q1: 243,593 shares; 2026Q2: 255,944 shares 255,944$128M9.46%+12,351Timeline
WHRWHIRLPOOL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 294,359 shares; 2024Q4: 294,108 shares; 2025Q1: 310,796 shares; 2025Q2: 329,867 shares; 2025Q3: 555,380 shares; 2025Q4: 830,769 shares; 2026Q1: 2,422,618 shares; 2026Q2: 3,140,419 shares 3,140,419$124M9.15%+717,801Timeline
FOXFFOX FACTORY HLDG CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 729,071 shares; 2024Q4: 1,997,531 shares; 2025Q1: 3,576,560 shares; 2025Q2: 3,259,077 shares; 2025Q3: 2,569,434 shares; 2025Q4: 5,285,437 shares; 2026Q1: 5,533,072 shares; 2026Q2: 5,381,694 shares 5,381,694$91.2M6.74%-151,378Timeline
SGOVISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 765,241 shares; 2026Q1: 720,778 shares; 2026Q2: 845,240 shares 845,240$85.1M6.29%+124,462Timeline
CRICARTERS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 552,996 shares; 2024Q4: 892,875 shares; 2025Q1: 2,190,482 shares; 2025Q2: 4,075,791 shares; 2025Q3: 5,900,170 shares; 2025Q4: 4,516,323 shares; 2026Q1: 2,342,359 shares; 2026Q2: 1,444,045 shares 1,444,045$59.4M4.39%-898,314Timeline
KHCKRAFT HEINZ COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 2,402,771 shares; 2024Q4: 1,881,362 shares; 2025Q1: 1,329,471 shares; 2025Q2: 1,296,591 shares; 2025Q3: 1,721,883 shares; 2025Q4: 2,500,400 shares; 2026Q1: 3,204,598 shares; 2026Q2: 2,349,610 shares 2,349,610$55.5M4.1%-854,988Timeline
XOMEXXON MOBIL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 996,319 shares; 2024Q4: 972,730 shares; 2025Q1: 844,424 shares; 2025Q2: 474,591 shares; 2025Q3: 417,082 shares; 2025Q4: 395,473 shares; 2026Q1: 321,503 shares; 2026Q2: 301,524 shares 301,524$41.2M3.05%-19,979Timeline
PIIPOLARIS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 186,376 shares; 2024Q4: 889,698 shares; 2025Q1: 2,395,049 shares; 2025Q2: 2,401,477 shares; 2025Q3: 1,085,621 shares; 2025Q4: 916,620 shares; 2026Q1: 887,961 shares; 2026Q2: 499,211 shares 499,211$34.2M2.52%-388,750Timeline
MSFTMICROSOFT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 95,198 shares; 2024Q4: 94,292 shares; 2025Q1: 93,995 shares; 2025Q2: 93,147 shares; 2025Q3: 92,841 shares; 2025Q4: 92,400 shares; 2026Q1: 90,658 shares; 2026Q2: 90,349 shares 90,349$33.7M2.49%-309Timeline
LULULULULEMON ATHLETICA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 73,385 shares; 2026Q2: 235,581 shares 235,581$26.9M1.99%+162,196Timeline
ADBEADOBE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 50,505 shares; 2026Q2: 104,151 shares 104,151$21.4M1.58%+53,646Timeline
CROXCROCS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 160,316 shares 160,316$19.3M1.43%newTimeline
AMCXAMC GLOBAL MEDIA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 1,290,332 shares; 2024Q4: 1,556,654 shares; 2025Q1: 2,712,921 shares; 2025Q2: 3,330,026 shares; 2025Q3: 1,710,961 shares; 2025Q4: 1,526,100 shares; 2026Q1: 1,522,968 shares; 2026Q2: 1,401,949 shares 1,401,949$14M1.03%-121,019Timeline
HELEHELEN OF TROY LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 192,861 shares; 2025Q3: 515,176 shares; 2025Q4: 632,140 shares; 2026Q1: 1,173,829 shares; 2026Q2: 474,611 shares 474,611$13.8M1.02%-699,218Timeline
HRBBLOCK H & R INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: 360,354 shares; 2026Q2: 296,272 shares 296,272$11.3M0.83%-64,082Timeline
TMETENCENT MUSIC ENTMT GROUPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 1,054,403 shares 1,054,403$8.91M0.66%newTimeline
WGOWINNEBAGO INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 289,644 shares; 2025Q3: 174,348 shares; 2025Q4: 170,711 shares; 2026Q1: 166,223 shares; 2026Q2: 129,757 shares 129,757$4.05M0.3%-36,466Timeline
COSTCOSTCO WHOLESALE CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 4,302 shares; 2025Q4: 4,302 shares; 2026Q1: 4,227 shares; 2026Q2: 4,319 shares 4,319$4.04M0.3%+92Timeline
AAPLAPPLE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 11,622 shares; 2024Q4: 12,102 shares; 2025Q1: 10,352 shares; 2025Q2: 7,983 shares; 2025Q3: 8,528 shares; 2025Q4: 8,361 shares; 2026Q1: 7,282 shares; 2026Q2: 7,841 shares 7,841$2.27M0.17%+559Timeline
IBMINTERNATIONAL BUSINESS MACHSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 12,983 shares; 2024Q4: 12,410 shares; 2025Q1: 10,555 shares; 2025Q2: 10,321 shares; 2025Q3: 10,205 shares; 2025Q4: 9,541 shares; 2026Q1: 6,387 shares; 2026Q2: 6,378 shares 6,378$1.79M0.13%-9Timeline
RSGREPUBLIC SVCS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 9,815 shares; 2024Q4: 7,009 shares; 2025Q1: 6,333 shares; 2025Q2: 6,169 shares; 2025Q3: 6,168 shares; 2025Q4: 6,164 shares; 2026Q1: 6,078 shares; 2026Q2: 6,006 shares 6,006$1.28M0.09%-72Timeline
TBLLINVESCO EXCH TRADED FD TR IIQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 25,860 shares; 2026Q1: 11,926 shares; 2026Q2: 11,684 shares 11,684$1.23M0.09%-242Timeline
NVDANVIDIA CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 6,530 shares; 2024Q4: 6,317 shares; 2025Q1: 6,699 shares; 2025Q2: 6,724 shares; 2025Q3: 7,866 shares; 2025Q4: 7,822 shares; 2026Q1: 5,740 shares; 2026Q2: 5,919 shares 5,919$1.18M0.09%+179Timeline
GILDGILEAD SCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 7,169 shares; 2025Q4: 7,169 shares; 2026Q1: 7,169 shares; 2026Q2: 7,169 shares 7,169$906K0.07%0Timeline
BRK-ABERKSHIRE HATHAWAY INC DELQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 1 shares 1$749K0.06%newTimeline
ACNACCENTURE PLC IRELANDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 4,422 shares; 2025Q4: 4,332 shares; 2026Q1: 4,153 shares; 2026Q2: 3,960 shares 3,960$493K0.04%-193Timeline
CVXCHEVRON CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 3,099 shares; 2024Q4: 2,350 shares; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 2,695 shares; 2025Q4: 2,623 shares; 2026Q1: 2,623 shares; 2026Q2: 2,728 shares 2,728$452K0.03%+105Timeline
SBUXSTARBUCKS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 4,000 shares; 2025Q4: 4,049 shares; 2026Q1: 4,074 shares; 2026Q2: 4,079 shares 4,079$417K0.03%+5Timeline
GOOGALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 815 shares 815$288K0.02%newTimeline
IVVISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 418 shares; 2026Q1: 392 shares; 2026Q2: 381 shares 381$285K0.02%-11Timeline
SYKSTRYKER CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 631 shares; 2025Q4: 633 shares; 2026Q1: not reported; 2026Q2: 803 shares 803$253K0.02%newTimeline
USFDUS FOODS HLDG CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 2,137 shares 2,137$219K0.02%newTimeline
GOOGLALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 814 shares; 2026Q1: not reported; 2026Q2: 605 shares 605$216K0.02%newTimeline
ORCLORACLE CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 1,407 shares; 2024Q4: 1,407 shares; 2025Q1: not reported; 2025Q2: 1,320 shares; 2025Q3: 1,320 shares; 2025Q4: 1,320 shares; 2026Q1: 1,487 shares; 2026Q2: 1,460 shares 1,460$214K0.02%-27Timeline
TJXTJX COS INC NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 1,452 shares; 2025Q4: 1,456 shares; 2026Q1: 1,367 shares; 2026Q2: 1,371 shares 1,371$208K0.02%+4Timeline
XPOFXPONENTIAL FITNESS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 30,000 shares; 2025Q4: 30,000 shares; 2026Q1: 30,000 shares; 2026Q2: 30,000 shares 30,000$208K0.02%0Timeline
AMZNAMAZON COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: not reported; 2026Q1: not reported; 2026Q2: 851 shares 851$203K0.01%newTimeline

Sold out in Q2 2026

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
FAFFIRST AMERN FINL CORP29,057$1.75Mshares
WNCWABASH NATL CORP55,375$477Kshares

How Q2 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001507683-26-000020 base2026-08-14acceptance time not in the bulk data set