MOLYCORP INC DEL

CUSIP: 608753109 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q1 2014
Shares 243,327 Value ($000) $1,141 Avg Close — Range —
Q4 2013
Shares 472,063 Value ($000) $2,653 Avg Close — Range —
Q2 2013
Shares 446,349 Value ($000) $2,767 Avg Close — Range —