Instuitional Investor - Citadel Investment Advisory, Inc.

Filing Period:
No. Security Ticker Shares Value % Port
1. BRK-B 104,793 $52,436 23.81%
2. MKL 15,242 $29,768 13.52%
3. GOOGL 46,669 $16,678 7.57%
4. GOOGL 27,430 $9,692 4.4%
5.
Imperial Metals Corp
1,732,813 $7,590 3.45%