ProShares UltraShort S&P 500

CUSIP: 74347b300 Class: COM

BERKSHIRE ASSET MANAGEMENT LLC/PA's Holding History (CIK: 0000949012)

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

Q1 2014
Shares 7,500 Value ($000) $213 Avg Close — Range —
Q4 2013
Shares 8,300 Value ($000) $246 Avg Close — Range —