| SC 13G/A | 2011-02-02 | BlackRock Inc. | PNM RESOURCES INC | 6,245,208 | 7.2% | EDGAR |
| SC 13G/A | 2010-02-12 | PRICE T ROWE ASSOCIATES INC /MD/ | PNM RESOURCES INC | 3,826,369 | 4.4% | EDGAR |
| SC 13G | 2010-02-11 | DONALD SMITH & CO., INC. | PNM RESOURCES INC | 4,776,172 | 5.5% | EDGAR |
| SC 13G | 2010-01-29 | BlackRock Inc. | PNM RESOURCES INC | 5,838,165 | 6.7% | EDGAR |
| SC 13G/A | 2010-01-25 | FRANKLIN RESOURCES INC | PNM RESOURCES INC | 4,201,903 | 4.8% | EDGAR |
| SC 13D/A | 2009-10-23 | GAMCO INVESTORS, INC. ET AL | PNM RESOURCES INC | 2,380,000 | 2.8% | EDGAR |
| SC 13G/A | 2009-08-10 | Tradewinds Global Investors, LLC | PNM RESOURCES INC | 4,283,491 | 5.0% | EDGAR |
| SC 13D/A | 2009-03-18 | GAMCO INVESTORS, INC. ET AL | PNM RESOURCES INC | 2,040,000 | 2.4% | EDGAR |
| SC 13G/A | 2009-02-17 | CASCADE INVESTMENT LLC | PNM RESOURCES INC | 7,019,550 | 8.1% | EDGAR |
| SC 13G/A | 2009-02-13 | Tradewinds Global Investors, LLC | PNM RESOURCES INC | 5,117,675 | 5.9% | EDGAR |
| SC 13G/A | 2009-02-13 | ARTISAN PARTNERS LTD PARTNERSHIP | PNM RESOURCES INC | 0 | 0.0% | EDGAR |
| SC 13G | 2009-02-12 | PRICE T ROWE ASSOCIATES INC /MD/ | PNM RESOURCES INC | 5,215,269 | 6.0% | EDGAR |
| SC 13G | 2009-02-09 | FRANKLIN RESOURCES INC | PNM RESOURCES INC | 6,730,536 | 7.8% | EDGAR |
| SC 13G | 2009-02-05 | BARCLAYS GLOBAL INVESTORS NA /CA/ | PNM RESOURCES INC | 1,945,810 | 2.2% | EDGAR |
| SC 13G/A | 2009-01-20 | FIRST TRUST PORTFOLIOS LP | PNM RESOURCES INC | 3,005,848 | 3.5% | EDGAR |
| SC 13D | 2008-10-20 | GAMCO INVESTORS, INC. ET AL | PNM RESOURCES INC | 1,805,000 | 2.1% | EDGAR |
| SC 13G/A | 2008-04-10 | EARNEST PARTNERS LLC | PNM RESOURCES INC | 118,230 | 0.2% | EDGAR |
| SC 13G/A | 2008-02-14 | WELLINGTON MANAGEMENT CO LLP | PNM RESOURCES INC | 1,608,914 | 2.1% | EDGAR |
| SC 13G/A | 2008-02-14 | Tradewinds Global Investors, LLC | PNM RESOURCES INC | 7,061,430 | 9.2% | EDGAR |
| SC 13G/A | 2008-02-14 | LORD ABBETT & CO LLC | PNM RESOURCES INC | 3,630,633 | 4.7% | EDGAR |