KEY ENERGY SVCS INC

CUSIP: 492914106 Class: CMN

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

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

Q1 2014
Shares 17,998 Value ($000) $166 Avg Close — Range —
Q4 2013
Shares 17,998 Value ($000) $142 Avg Close — Range —
Q3 2013
Shares 17,998 Value ($000) $131 Avg Close — Range —
Q2 2013
Shares 313,799 Value ($000) $1,867 Avg Close — Range —