| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2009-02-17 | FMR LLC | DYNEGY INC. | 11,223,876 | 2.2% | EDGAR |
| SC 13G/A | 2009-02-13 | Capital World Investors | DYNEGY INC. | 34,920,000 | 6.9% | EDGAR |
| SC 13G/A | 2009-02-12 | PRICE T ROWE ASSOCIATES INC /MD/ | DYNEGY INC. | 34,988,678 | 6.9% | EDGAR |
| SC 13G/A | 2009-02-12 | PRICE T ROWE ASSOCIATES INC /MD/ | DYNEGY INC. | 34,988,678 | 6.9% | EDGAR |
| SC 13G | 2008-04-10 | PRICE T ROWE ASSOCIATES INC /MD/ | DYNEGY INC. | 50,787,912 | 10.1% | EDGAR |
| SC 13G | 2008-02-14 | FMR LLC | DYNEGY INC. | 31,984,230 | 6.4% | EDGAR |
| SC 13G | 2008-02-11 | Capital World Investors | DYNEGY INC. | 25,920,000 | 5.2% | EDGAR |