METABOLIX INC

CUSIP: 591018809 Class: CMN

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q3 2014
Shares 23,000 Value ($000) $21 Avg Close — Range —
Q2 2014
Shares 23,000 Value ($000) $20 Avg Close — Range —
Q1 2014
Shares 23,000 Value ($000) $30 Avg Close — Range —
Q4 2013
Shares 23,000 Value ($000) $29 Avg Close — Range —
Q3 2013
Shares 23,000 Value ($000) $29 Avg Close — Range —
Q2 2013
Shares 23,000 Value ($000) $33 Avg Close — Range —