Instuitional Investor - Citadel Investment Advisory, Inc.

Filing Period:
No. Security Ticker Shares Value % Port
1. BRK.A 106,017 $53,299 24.45%
2. MKL 15,519 $29,662 13.6%
3. GOOGL 48,749 $11,851 5.44%
4. MSFT 14,927 $7,726 3.54%
5.
Imperial Metals Corp
1,748,340 $7,378 3.38%