CENTURY ALUM CO

Ticker: CENX CUSIP: 156431108 Class: EQTY

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q2 2017
Shares 484,368 Value ($000) $7,546 Avg Close $13.95 Range $11.59 - $17.28
Q1 2017
Shares 294,771 Value ($000) $3,741 Avg Close $13.28 Range $8.39 - $16.53