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RWWM, Inc.

Location
Rocklin, CA
Portfolio Value
Mid $1,295,816,074
Diversification
Diversified
Filing Date
Global Rank
#1,533 / 8,604 ▼ 21 · as of Mar 2026
Top Industry
Internet Retail 20.9%
3Y Alpha vs SPY
-6.9%
Period ended 3 months ago
Filed May 15, 2026 · 54d
25 quarters · since Mar 2020

Clone Performance

Jul 2023–Jul 2026 · vs SPY

Hypothetical growth of cloning every reported 13F position and rebalancing on each filing, indexed to the same start.

Cloned portfolio
+43.7%
SPY
+76.5%
Annualised alpha
-8.0%
Max drawdown
−19.9%

Estimate. 13F holdings are quarter-lagged and long-only, so the clone rebalances about 45 days after each period end — when the filing becomes public — and excludes options and short positions. Past performance does not predict future results.

Portfolio Concentration

31 positions · as of Mar 31, 2026 · Δ vs Dec 31, 2025
Top Position
20.9%
−4.4 pts
Top 5
64.0%
−5.8 pts
Top 10
91.0%
−1.8 pts
HHI
1,078
Jun 2023 → Mar 2026 · range 1,078 – 1,637
Diversified−193

Portfolio Trend

25 quarters · across all stocks

Sector Breakdown

As of Mar 31, 2026
Sector % Portfolio Value
Consumer Cyclical 50.4% $653,663,126
Financial Services 19.7% $255,517,806
Technology 17.4% $225,187,684
Consumer Defensive 7.2% $93,209,932
Energy 4.3% $55,088,896
Communication Services 0.8% $10,340,952
Industrials 0.1% $1,808,535
Healthcare 0.1% $999,143

Last Quarter's Activity

Export CSV
Mar 31, 2026 vs Dec 31, 2025

Added To

Positions the filer increased
7 positions
Ticker Δ Shares Shares Value Open

Trimmed

Positions the filer reduced
17 positions
Ticker Δ Shares Shares Value Open

New Positions

Positions the filer opened this quarter
3 positions
Ticker Shares Value Open

Sold Out

Positions the filer fully exited
3 positions
Ticker Shares Value Open

Portfolio Positions

Export CSV View 13F filing
31 positions · $1,295,816,074 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio History