RENTECH NITROGEN HOLDINGS, INC.

Track record of RENTECH NITROGEN HOLDINGS, INC.

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of RENTECH NITROGEN HOLDINGS, INC.

Co-insiders of RENTECH NITROGEN HOLDINGS, INC.

• AMBROSE JOHN ALBERTEast Dubuque Nitrogen Partners, L.P.
• BAHL WILFRED R JREast Dubuque Nitrogen Partners, L.P.
• Burke Michael SEast Dubuque Nitrogen Partners, L.P.
• Cohrs Dan JEast Dubuque Nitrogen Partners, L.P.
• DIESCH JOHN HOWARDEast Dubuque Nitrogen Partners, L.P.
• DIETZ JAMES F.East Dubuque Nitrogen Partners, L.P.
• FORMAN KEITH BEast Dubuque Nitrogen Partners, L.P.
• ICAHN CARL C ET ALEast Dubuque Nitrogen Partners, L.P.
• Morris Colin MEast Dubuque Nitrogen Partners, L.P.
• RAMSBOTTOM D HUNT JREast Dubuque Nitrogen Partners, L.P.
• Ray Michael FEast Dubuque Nitrogen Partners, L.P.
• Rentech Development CORPEast Dubuque Nitrogen Partners, L.P.
• RENTECH INC /CO/East Dubuque Nitrogen Partners, L.P.
• SPAIN JEFFREY RICHARDEast Dubuque Nitrogen Partners, L.P.
• WALLIS MARC E.East Dubuque Nitrogen Partners, L.P.
• Washburn Halbert SEast Dubuque Nitrogen Partners, L.P.