| LUMINUS MANAGEMENT LLC | Director, 10% Owner | 187,523Common Stock | $225K | Other | |
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| Hinds Gregory S. | Director | 14,400Common Stock | $19.6K | Buy | |
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| Mayer Walter R | SVP, General Counsel | 6,479Common Stock | $8.8K | Sell | |
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| ROGERS WILLIAM D | Director | 70,000Common Stock | $95.2K | Buy | |
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| Gen IV Investment Opportunities, LLC | 10% Owner | 6,578.11Series A-1 Redeemable Convertible Preferred Stock | $8.6K | Sell | |
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| Gen IV Investment Opportunities, LLC | 10% Owner | 5,138Series A Redeemable Convertible Preferred Stock | $6.7K | Sell | |
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| Gen IV Investment Opportunities, LLC | 10% Owner | 3,494,259Common Stock | $4.6M | Conversion | |
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| Mayer Walter R | SVP, General Counsel | 2,376Common Stock | $3.8K | Tax withholding | |
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| Rohling Daniel P | Chief Operating Officer | 6,468Common Stock | $10.2K | Tax withholding | |
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| Martin Charles E | VP, Controller | 68,154Restricted Stock Unit | $107.7K | Grant / award | |
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