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Punch Card Management
Not investment advice · 13F data lagged ~45 days · Full disclaimer
Hedge fund

Norbert Lou

Punch Card Management
Holdings as of Q1 2026
Quarter
Q1-2026
Market value
$270.6M
Positions
5
Concentration
Highly concentrated
Top holding
38%BRK-A
Top 5
100%of book
Top 10
100%of book
Top 5
Top 5
6 – 10
Tail
HoldingWeightshares held per quarter · hover for changeQ/Q changeValue
1BERKSHIRE HATHAWAYBRK-A
38.47%
145 shares · $718140.00
$104.1M
2CROCSCROX
18.24%
594.6K shares · $83.02
$49.4M
3ISHARES TRSGOV
17.11%
Reduced 18.73%
460.0K shares · $100.66
$46.3M
4PDDPDD
15.67%
415.0K shares · $102.18
$42.4M
5PAYPAL HLDGSPYPL
10.51%
628.9K shares · $45.23
$28.4M
5 positions100.00%$270.6M