1/100 BERKSHIRE HTWY CLA 100 S

CUSIP: 084990175 Class: CL A

Barton Investment Management's Holding History (CIK: 0001387818)

Note: Option positions (PUT/CALL) are excluded.

Q3 2020
Shares 10 Value ($000) $3,200 Avg Close — Range —
Q1 2015
Shares 700 Value ($000) $1,523 Avg Close — Range —