| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2013-02-14 | FMR LLC | NORTHERN OIL & GAS, INC. | 5,790,520 | 9.1% | EDGAR |
| SC 13G | 2013-02-13 | MUNDER CAPITAL MANAGEMENT | NORTHERN OIL & GAS, INC. | 3,756,315 | 5.9% | EDGAR |
| SC 13G | 2013-02-12 | VANGUARD GROUP INC | NORTHERN OIL & GAS, INC. | 3,406,295 | 5.4% | EDGAR |
| SC 13G/A | 2013-02-08 | BlackRock Inc. | NORTHERN OIL & GAS, INC. | 4,572,642 | 7.2% | EDGAR |
| SC 13G/A | 2013-02-07 | PRICE T ROWE ASSOCIATES INC /MD/ | NORTHERN OIL & GAS, INC. | 9,328,250 | 14.6% | EDGAR |
| SC 13G/A | 2012-12-06 | VILLERE ST DENIS J & CO LLC | NORTHERN OIL & GAS, INC. | 3,100,607 | 4.9% | EDGAR |
| SC 13G/A | 2012-09-10 | Neuberger Berman Group LLC | NORTHERN OIL & GAS, INC. | 45,706 | 0.1% | EDGAR |
| SC 13G | 2012-08-06 | VILLERE ST DENIS J & CO LLC | NORTHERN OIL & GAS, INC. | 3,666,297 | 5.8% | EDGAR |
| SC 13D/A | 2012-02-14 | REGER MICHAEL LEWIS | NORTHERN OIL & GAS, INC. | 3,049,121 | 4.8% | EDGAR |
| SC 13G/A | 2012-02-14 | FMR LLC | NORTHERN OIL & GAS, INC. | 4,779,708 | 7.6% | EDGAR |
| SC 13G | 2012-02-14 | Neuberger Berman Group LLC | NORTHERN OIL & GAS, INC. | 3,885,582 | 6.2% | EDGAR |
| SC 13G/A | 2012-02-13 | MUNDER CAPITAL MANAGEMENT | NORTHERN OIL & GAS, INC. | 3,983,598 | 6.3% | EDGAR |
| SC 13G/A | 2012-02-13 | Palo Alto Investors, LLC | NORTHERN OIL & GAS, INC. | 355,000 | 0.6% | EDGAR |
| SC 13G | 2012-02-13 | MUNDER CAPITAL MANAGEMENT | NORTHERN OIL & GAS, INC. | 3,983,598 | 6.3% | EDGAR |
| SC 13G/A | 2012-02-10 | PRICE T ROWE ASSOCIATES INC /MD/ | NORTHERN OIL & GAS, INC. | 8,034,170 | 12.7% | EDGAR |
| SC 13G | 2012-02-09 | BlackRock Inc. | NORTHERN OIL & GAS, INC. | 4,419,776 | 7.0% | EDGAR |
| SC 13G/A | 2011-08-10 | FMR LLC | NORTHERN OIL & GAS, INC. | 5,995,464 | 9.5% | EDGAR |
| SC 13D/A | 2011-02-15 | REGER MICHAEL LEWIS | NORTHERN OIL & GAS, INC. | 3,826,407 | 6.1% | EDGAR |
| SC 13G/A | 2011-02-14 | FMR LLC | NORTHERN OIL & GAS, INC. | 8,935,127 | 15.0% | EDGAR |
| SC 13G/A | 2011-02-11 | PRICE T ROWE ASSOCIATES INC /MD/ | NORTHERN OIL & GAS, INC. | 6,849,140 | 11.3% | EDGAR |