USEC INC

CUSIP: 90333E207 Class: COMMON

D. E. Shaw & Co., Inc.'s Holding History (CIK: 0001009207)

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

Q2 2014
Shares 156,845 Value ($000) $475 Avg Close — Range —
Q1 2014
Shares 157,745 Value ($000) $634 Avg Close — Range —
Q4 2013
Shares 177,372 Value ($000) $1,174 Avg Close — Range —
Q3 2013
Shares 14,007 Value ($000) $147 Avg Close — Range —