| LUMINUS MANAGEMENT LLCDirJOINT | Sep 21 | J | 187,523 | $0.00 | — |
| Gregory S. HindsDir | Aug 27 | P | 14,400 | $1.31 | $19K |
| William D. RogersDir | Aug 26 | P | 70,000 | $1.30 | $91K |
| Walter R. MayerGC | Aug 26 | S | 6,479 | $1.30 | $8K |
| Gen IV Investment Opportunities, LLC10%DERIVJOINT | Aug 7 | C | 3,789 | $0.00 | —? |
| Gen IV Investment Opportunities, LLC10%DERIVJOINT | Aug 7 | C | 3,789 | $0.00 | —? |
| Gen IV Investment Opportunities, LLC10%DERIVJOINT | Aug 7 | C | 6,630 | $0.00 | —? |
| Gen IV Investment Opportunities, LLC10%DERIVJOINT | Aug 7 | C | 1,232 | $0.00 | —? |
| Gen IV Investment Opportunities, LLC10%DERIVJOINT | Aug 7 | S | 6,578 | — | — |
| Gen IV Investment Opportunities, LLC10%DERIVJOINT | Aug 7 | S | 5,138 | — | — |
| Gen IV Investment Opportunities, LLC10%JOINT | Aug 7 | C | 833,383 | $0.00 | — |
| Gen IV Investment Opportunities, LLC10%JOINT | Aug 7 | C | 799,216 | $0.00 | — |
| Gen IV Investment Opportunities, LLC10%JOINT | Aug 7 | C | 1,607,845 | $0.00 | — |
| Gen IV Investment Opportunities, LLC10%JOINT | Aug 7 | C | 253,815 | $0.00 | — |
| Daniel P. RohlingCOODERIV | Jul 15 | A | 256,887 | $0.00 | —? |
| Daniel P. RohlingCOO | Jul 16 | F | 6,468 | $1.20 | $8K |
| Matthew SteeleCEODERIV | Jul 15 | A | 283,100 | $0.00 | —? |
| Walter R. MayerGCDERIV | Jul 15 | A | 83,880 | $0.00 | —? |
| Walter R. MayerGC | Jul 16 | F | 2,376 | $1.20 | $3K |
| Charles E. MartinCAODERIV | Jul 15 | A | 68,154 | $0.00 | —? |
| Daniel P. RohlingCOODERIV | Jun 18 | M | 26,564 | $0.00 | —? |
| Daniel P. RohlingCOO | Jun 18 | M | 26,564 | $0.00 | — |
| Walter R. MayerGCDERIV | Jun 18 | M | 8,855 | $0.00 | —? |
| Walter R. MayerGC | Jun 18 | M | 8,855 | $0.00 | — |
| LUMINUS MANAGEMENT LLCDirJOINT | May 21 | J | 384,282 | $0.00 | — |
| LUMINUS MANAGEMENT LLCDirJOINT | Apr 17 | J | 8,551 | $0.00 | — |
| LUMINUS MANAGEMENT LLCDirJOINT | Apr 13 | J | 2,372 | $0.00 | — |
| LUMINUS MANAGEMENT LLCDirJOINT | Apr 10 | J | 148,286 | $0.00 | — |
| LUMINUS MANAGEMENT LLCDirJOINT | Apr 9 | J | 14,003 | $0.00 | — |
| LUMINUS MANAGEMENT LLCDir | Apr 2 | J | 379,559 | $0.00 | — |
| LUMINUS MANAGEMENT LLCDirDERIV | Mar 30 | S | 13,330 | $13.78 | $184K? |
| LUMINUS MANAGEMENT LLCDirDERIV | Mar 30 | S | 131,291 | $13.78 | $1.8M? |
| LUMINUS MANAGEMENT LLCDirDERIV | Mar 30 | C | 7,803 | — | — |
| LUMINUS MANAGEMENT LLCDir | Mar 31 | S | 336,791 | $4.33 | $1.5M |
| LUMINUS MANAGEMENT LLCDir | Mar 31 | S | 872,586 | $3.85 | $3.4M |
| LUMINUS MANAGEMENT LLCDir | Mar 30 | C | 1,800,000 | $0.00 | — |
| LUMINUS MANAGEMENT LLCDir | Mar 30 | S | 681,105 | $5.59 | $3.8M |
| Walter R. MayerGC | Mar 27 | S | 4,777 | $6.00 | $29K |
| Gen IV Investment Opportunities, LLCDirJOINT | Mar 25 | S | 2,369,769 | $5.82 | $13.8M |
| LUMINUS MANAGEMENT LLCDir | Mar 24 | J | 4,054,458 | $0.00 | — |
| Daniel P. RohlingCOO | Mar 25 | S | 14,421 | $5.99 | $86K |
| Daniel P. RohlingCOO | Mar 24 | S | 7,837 | $9.04 | $71K |
| Charles E. MartinCAO | Mar 25 | S | 7,623 | $5.25 | $40K |