| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13D/A | 2012-08-27 | ICAHN CARL C | ICAHN ENTERPRISES L.P. | 13,706,656 | 13.2% | EDGAR |
| SC 13D/A | 2012-01-31 | ICAHN CARL C | ICAHN ENTERPRISES L.P. | 11,542,219 | 11.6% | EDGAR |
| SC 13D/A | 2010-08-10 | ICAHN CARL C | ICAHN ENTERPRISES L.P. | 2,622,745 | 3.1% | EDGAR |
| SC 13D/A | 2010-04-01 | ICAHN CARL C | ICAHN ENTERPRISES L.P. | 2,622,745 | 3.1% | EDGAR |
| SC 13D/A | 2010-01-15 | ICAHN CARL C | ICAHN ENTERPRISES L.P. | 2,622,745 | 3.2% | EDGAR |
| SC 13D/A | 2008-12-03 | ICAHN CARL C | ICAHN ENTERPRISES L.P. | 38,525,351 | 51.5% | EDGAR |
| SC 13D/A | 2007-08-09 | ICAHN CARL C ET AL | AMERICAN REAL ESTATE PARTNERS L P | 34,359,836 | 48.8% | EDGAR |
| SC 13G | 2007-04-16 | Highbridge International LLC | AMERICAN REAL ESTATE PARTNERS L P | - | 1.7% | EDGAR |
| SC 13G | 2007-04-16 | RAMIUS CAPITAL GROUP LLC | AMERICAN REAL ESTATE PARTNERS L P | - | 1.8% | EDGAR |
| SC 13D/A | 2006-09-08 | AMERICAN REAL ESTATE PARTNERS L P | NATIONAL ENERGY GROUP INC | - | - | EDGAR |
| SC 13D/A | 2005-07-01 | ICAHN CARL C ET AL | AMERICAN REAL ESTATE PARTNERS L P | 34,359,836 | 55.5% | EDGAR |
| SC 13D/A | 2005-02-01 | ICAHN CARL C ET AL | AMERICAN REAL ESTATE PARTNERS L P | 34,359,836 | 55.3% | EDGAR |
| SC 13D/A | 2003-08-29 | ICAHN CARL C ET AL | AMERICAN REAL ESTATE PARTNERS L P | 34,359,836 | 74.5% | EDGAR |