CELGENE CORP

CUSIP: 151020104 Class: COM

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

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

Q1 2015
Shares 2,886 Value ($000) $333 Avg Close — Range —
Q4 2014
Shares 2,886 Value ($000) $323 Avg Close — Range —
Q3 2014
Shares 2,886 Value ($000) $274 Avg Close — Range —
Q2 2014
Shares 2,886 Value ($000) $248 Avg Close — Range —
Q1 2014
Shares 1,443 Value ($000) $201 Avg Close — Range —
Q4 2013
Shares 1,728 Value ($000) $292 Avg Close — Range —
Q3 2013
Shares 1,443 Value ($000) $222 Avg Close — Range —