| SC 13G/A | 2012-12-10 | FMR LLC | MACERICH CO | 6,921,351 | 5.1% | EDGAR |
| SC 13G/A | 2012-04-10 | VANGUARD GROUP INC | MACERICH CO | 13,837,427 | 10.5% | EDGAR |
| SC 13G/A | 2012-02-14 | FMR LLC | MACERICH CO | 13,751,388 | 10.4% | EDGAR |
| SC 13G/A | 2012-02-13 | CBRE CLARION SECURITIES LLC | MACERICH CO | 10,408,407 | 7.9% | EDGAR |
| SC 13G/A | 2012-02-10 | BlackRock Inc. | MACERICH CO | 10,944,466 | 8.3% | EDGAR |
| SC 13G/A | 2012-02-09 | VANGUARD GROUP INC | MACERICH CO | 12,656,230 | 9.6% | EDGAR |
| SC 13G/A | 2012-02-08 | Invesco Ltd. | MACERICH CO | 9,143,256 | 7.0% | EDGAR |
| SC 13G/A | 2012-01-27 | VANGUARD SPECIALIZED FUNDS | MACERICH CO | 7,310,769 | 5.5% | EDGAR |
| SC 13G/A | 2011-02-15 | ING CLARION REAL ESTATE SECURITIES LLC | MACERICH CO | 12,038,614 | 9.2% | EDGAR |
| SC 13G/A | 2011-02-14 | FMR LLC | MACERICH CO | 11,891,048 | 9.1% | EDGAR |
| SC 13G/A | 2011-02-14 | COHEN & STEERS INC | MACERICH CO | 6,254,053 | 4.8% | EDGAR |
| SC 13G | 2011-02-14 | Invesco Ltd. | MACERICH CO | 6,829,612 | 5.2% | EDGAR |
| SC 13G/A | 2011-02-10 | VANGUARD GROUP INC | MACERICH CO | 12,152,939 | 9.3% | EDGAR |
| SC 13G | 2011-02-10 | VANGUARD SPECIALIZED FUNDS | MACERICH CO | 6,879,377 | 5.3% | EDGAR |
| SC 13G/A | 2011-02-07 | BlackRock Inc. | MACERICH CO | 11,318,486 | 8.7% | EDGAR |
| SC 13G/A | 2010-03-10 | COHEN & STEERS INC | MACERICH CO | 7,703,532 | 8.0% | EDGAR |
| SC 13G/A | 2010-02-16 | FMR LLC | MACERICH CO | 7,003,817 | 7.3% | EDGAR |
| SC 13G/A | 2010-02-16 | ING GROEP NV | MACERICH CO | 3,906,369 | 4.1% | EDGAR |
| SC 13G/A | 2010-02-12 | ING CLARION REAL ESTATE SECURITIES LLC | MACERICH CO | 11,119,952 | 11.5% | EDGAR |
| SC 13G/A | 2010-02-12 | SECURITY CAPITAL RESEARCH & MANAGEMENT INC | MACERICH CO | 2,826,555 | 2.9% | EDGAR |