| SC 13G/A | 2007-02-12 | ROYCE & ASSOCIATES LLC | HEICO CORP | 431,800 | 4.2% | EDGAR |
| SC 13G | 2007-02-12 | RENAISSANCE TECHNOLOGIES CORP | HEICO CORP | 833,800 | 8.1% | EDGAR |
| SC 13G/A | 2007-02-09 | DIMENSIONAL FUND ADVISORS INC | HEICO CORP | 362,223 | 3.5% | EDGAR |
| SC 13G | 2007-02-08 | J P MORGAN CHASE & CO | HEICO CORP | 700,220 | 6.7% | EDGAR |
| SC 13G/A | 2007-02-07 | SUSQUEHANNA INVESTMENT GROUP / | HEICO CORP | 1,196,029 | 7.9% | EDGAR |
| SC 13G | 2007-02-06 | INVESTMENT COUNSELORS OF MARYLAND LLC | HEICO CORP | 976,856 | 6.5% | EDGAR |
| SC 13G/A | 2007-02-02 | DIMENSIONAL FUND ADVISORS INC | HEICO CORP | 362,223 | 3.5% | EDGAR |
| SC 13G | 2007-01-23 | BARCLAYS GLOBAL INVESTORS NA /CA/ | HEICO CORP | 257,070 | 2.5% | EDGAR |
| SC 13G/A | 2007-01-22 | ROYCE & ASSOCIATES LLC | HEICO CORP | 1,504,937 | 9.9% | EDGAR |
| SC 13G/A | 2007-01-10 | WASATCH ADVISORS INC | HEICO CORP | - | - | EDGAR |
| SC 13G | 2006-09-14 | BABSON CAPITAL MANAGEMENT LLC | HEICO CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2006-08-07 | ROYCE & ASSOCIATES LLC | HEICO CORP | 1,501,037 | 10.0% | EDGAR |
| SC 13G/A | 2006-02-14 | SUSQUEHANNA INVESTMENT GROUP / | HEICO CORP | 800,567 | 5.5% | EDGAR |
| SC 13G/A | 2006-02-14 | STATE STREET RESEARCH & MANAGEMENT CO //MA/ | HEICO CORP | - | - | EDGAR |
| SC 13G/A | 2006-02-06 | DIMENSIONAL FUND ADVISORS INC | HEICO CORP | 797,063 | 7.9% | EDGAR |
| SC 13G | 2006-01-26 | BABSON CAPITAL MANAGEMENT LLC | HEICO CORP | 597,025 | 5.9% | EDGAR |
| SC 13G/A | 2006-01-25 | ROYCE & ASSOCIATES LLC | HEICO CORP | 744,500 | 7.4% | EDGAR |
| SC 13G | 2006-01-25 | ROYCE & ASSOCIATES LLC | HEICO CORP | 1,388,409 | 9.6% | EDGAR |
| SC 13G | 2006-01-19 | INVESTMENT COUNSELORS OF MARYLAND LLC | HEICO CORP | 1,163,156 | 8.0% | EDGAR |
| SC 13G/A | 2005-02-14 | WASATCH ADVISORS INC | HEICO CORP | - | - | EDGAR |