| SC 13G/A | 2003-02-14 | ZESIGER CAPITAL GROUP LLC | HESKA CORP | 5,424,860 | 11.4% | EDGAR |
| SC 13G/A | 2003-02-12 | STATE OF WISCONSIN INVESTMENT BOARD | HESKA CORP | - | 19.9% | EDGAR |
| SC 13G/A | 2003-02-11 | CAPITAL GROUP INTERNATIONAL INC | HESKA CORP | 2,189,810 | 4.6% | EDGAR |
| SC 13G/A | 2003-02-11 | LOMBARD ODIER & CIE | HESKA CORP | 3,911,851 | 8.2% | EDGAR |
| SC 13G/A | 2002-02-14 | LOMBARD ODIER & CIE | HESKA CORP | 3,911,851 | 8.2% | EDGAR |
| SC 13G/A | 2002-02-14 | ZESIGER CAPITAL GROUP LLC | HESKA CORP | 6,033,060 | 12.6% | EDGAR |
| SC 13G/A | 2002-02-12 | STATE OF WISCONSIN INVESTMENT BOARD | HESKA CORP | - | 17.1% | EDGAR |
| SC 13G/A | 2002-02-11 | CAPITAL GROUP INTERNATIONAL INC | HESKA CORP | 2,967,500 | 7.4% | EDGAR |
| SC 13D/A | 2002-01-09 | CHARTER VENTURES II LP | HESKA CORP | 11 | 13.0% | EDGAR |
| SC 13G | 2001-02-14 | LOMBARD ODIER & CIE | HESKA CORP | 2,774,200 | 7.2% | EDGAR |
| SC 13G/A | 2001-02-12 | CAPITAL GROUP INTERNATIONAL INC | HESKA CORP | - | - | EDGAR |
| SC 13G/A | 2001-02-12 | ZESIGER CAPITAL GROUP LLC | HESKA CORP | 1,987,500 | 5.9% | EDGAR |
| SC 13G/A | 2001-02-09 | STATE OF WISCONSIN INVESTMENT BOARD | HESKA CORP | 5,468,000 | 16.1% | EDGAR |
| SC 13G | 2000-12-12 | CAPITAL GROUP INTERNATIONAL INC | HESKA CORP | 3,425,000 | 10.1% | EDGAR |
| SC 13G/A | 2000-02-16 | DRESDNER RCM GLOBAL INVESTORS LLC /CA/ /ADV | HESKA CORP | - | 0.0% | EDGAR |
| SC 13G/A | 2000-02-16 | DRESDNER RCM GLOBAL INVESTORS LLC /CA/ /ADV | HESKA CORP | - | 0.0% | EDGAR |
| SC 13G/A | 2000-02-16 | DRESDNER RCM GLOBAL INVESTORS LLC /CA/ /ADV | HESKA CORP | - | 0.0% | EDGAR |
| SC 13G | 2000-02-11 | CAPITAL GROUP INTERNATIONAL INC | HESKA CORP | - | - | EDGAR |
| SC 13G | 2000-02-11 | CAPITAL GROUP INTERNATIONAL INC | HESKA CORP | - | - | EDGAR |
| SC 13G | 2000-02-11 | CAPITAL GROUP INTERNATIONAL INC | HESKA CORP | - | - | EDGAR |