Held by 2 tracked superinvestors.
Mairs & Power Funds
Mairs & Power Funds · as of 2026-06-30
$127,637,070
257,811 shares
Thomas Gayner
Markel Group · as of 2026-06-30
$76,687,892
154,900 shares
2026-03-31 · 1.0% of portfolio
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