KRATON CORPORATION

CUSIP: 50077C106 Class: COM

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

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

Q1 2017
Shares 120,289 Value ($000) $3,719 Avg Close — Range —
Q4 2016
Shares 107,807 Value ($000) $3,070 Avg Close — Range —