RENTECH INC

CUSIP: 760112102 Class: CMN

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q2 2015
Shares 20,899 Value ($000) $22 Avg Close — Range —
Q1 2015
Shares 30,242 Value ($000) $34 Avg Close — Range —
Q4 2014
Shares 29,638 Value ($000) $37 Avg Close — Range —
Q3 2014
Shares 13,440 Value ($000) $23 Avg Close — Range —