Purchase
KAMIN PETER director, 10 percent owner: director, 10 percent owner:
Common Stock, $0.005 Par Value 1,409,712 $2.35 $3,312,823 Sale
DOUCOT CHARLES M officer: Executive Vice President officer: Executive Vice President
Common Stock, $.005 Par Value 12,700 $4.66 $59,182 Purchase
SCHAFFER MICHAEL I officer: VP of Laboratory Operations officer: VP of Laboratory Opera..
Common Stock, $.005 Par Value 100 $4.95 $495 Purchase
KAMIN PETER 10 percent owner 10 percent owner
Common Stock 1,800 $6.72 $12,096 Purchase
KAMIN PETER 10 percent owner 10 percent owner
Common Stock 3,808 $6.72 $25,590 Purchase
KAMIN PETER 10 percent owner 10 percent owner
Common Stock 1,950 $6.72 $13,104 Purchase
KAMIN PETER 10 percent owner 10 percent owner
Common Stock 8,100 $6.72 $54,432 Purchase
KAMIN PETER 10 percent owner 10 percent owner
Common Stock 627 $6.52 $4,088 Purchase
KAMIN PETER 10 percent owner 10 percent owner
Common Stock 15,152 $6.52 $98,791 Purchase
KAMIN PETER 10 percent owner 10 percent owner
Common Stock 11,706 $6.52 $76,323 Purchase
KAMIN PETER 10 percent owner 10 percent owner
Common Stock 4,000 $6.79 $27,160 Purchase
KAMIN PETER 10 percent owner 10 percent owner
Common Stock 3,000 $6.68 $20,040 Option
WEINERT FRED J director director
Stock Option (Right to Buy) 1,000 $4.07 $4,070 Option
WEINERT FRED J director director
Common Stock, $.005 Par Value 1,000 $4.07 $4,070 Purchase
KAMIN PETER 10 percent owner 10 percent owner
Common Stock 4,589 $6.92 $31,756 Purchase
KAMIN PETER 10 percent owner 10 percent owner
Common Stock 7,814 $6.88 $53,760 Purchase
KAMIN PETER 10 percent owner 10 percent owner
Common Stock 4,000 $6.51 $26,040 Purchase
WEINERT FRED J director director
Common Stock, $.005 Par Value 1,000 N/A N/A Purchase
KUBACKI RAYMOND C JR director, officer: Chairman, CEO & Pr.. director, officer: Chairman, CE..
Common Stock, $.005 Par Value 1,000 N/A N/A Purchase
SCHAFFER MICHAEL I officer: VP of Laboratory Operations officer: VP of Laboratory Opera..
Common Stock, $.005 Par Value 500 N/A N/A Purchase
WEINERT FRED J director director
Common Stock, $.005 Par Value 2,000 N/A N/A Purchase
ALLEN A CLINTON director director
Common Stock, $.005 Par Value 2,000 N/A N/A Purchase
KUBACKI RAYMOND C JR director, officer: Chairman, CEO & Pr.. director, officer: Chairman, CE..
Common Stock, $.005 Par Value 2,000 N/A N/A Purchase
KUBACKI RAYMOND C JR director, officer: Chairman, CEO & Pr.. director, officer: Chairman, CE..
Common Stock, $.005 Par Value 2,000 $3.79 $7,580 Sale
SCHAFFER MICHAEL I officer: VP of Laboratory Operations officer: VP of Laboratory Opera..
Common Stock, $.005 Par Value 3,900 N/A N/A Purchase
KUBACKI RAYMOND C JR director, officer: Chairman, CEO & Pr.. director, officer: Chairman, CE..
Common Stock, $.005 Par Value 1,000 N/A N/A Sale
SCHAFFER MICHAEL I officer: VP of Laboratory Operations officer: VP of Laboratory Opera..
Common Stock, $.005 Par Value 2,631 N/A N/A Sale
SCHAFFER MICHAEL I officer: VP of Laboratory Operations officer: VP of Laboratory Opera..
Common Stock, $.005 Par Value 2,800 N/A N/A Purchase
DOUCOT CHARLES M officer: Vice President Sales & Mktg officer: Vice President Sales &..
Common Stock, $.005 Par Value 500 N/A N/A Sale
LERNER NEIL officer: VP - Finance officer: VP - Finance
Common Stock, $.005 Par Value 1,412 N/A N/A Sale
LERNER NEIL officer: VP - Finance officer: VP - Finance
Common Stock, $.005 Par Value 7,645 N/A N/A Sale
SCHAFFER MICHAEL I officer: VP of Laboratory Operations officer: VP of Laboratory Opera..
Common Stock, $.005 Par Value 6,324 N/A N/A Sale
LERNER NEIL officer: VP - Finance officer: VP - Finance
Common Stock, $.005 Par Value 1,879 N/A N/A Sale
LERNER NEIL officer: VP - Finance officer: VP - Finance
Common Stock, $.005 Par Value 3,013 N/A N/A Purchase
KUBACKI RAYMOND C JR director, officer: Chairman, CEO & Pr.. director, officer: Chairman, CE..
Common Stock, $.005 Par Value 1,000 N/A N/A Sale
SCHAFFER MICHAEL I officer: VP of Laboratory Operations officer: VP of Laboratory Opera..
Common Stock, $.005 Par Value 2,167 N/A N/A Sale
SCHAFFER MICHAEL I officer: VP of Laboratory Operations officer: VP of Laboratory Opera..
Common Stock, $.005 Par Value 4,400 N/A N/A Sale
SCHAFFER MICHAEL I officer: VP of Laboratory Operations officer: VP of Laboratory Opera..
Common Stock, $.005 Par Value 981 N/A N/A Sale
SCHAFFER MICHAEL I officer: VP of Laboratory Operations officer: VP of Laboratory Opera..
Common Stock, $.005 Par Value 3,000 N/A N/A Sale
DYKE JAMES V. officer: Vice President - Sales officer: Vice President - Sales
Common Stock, $.005 Par Value 10,513 N/A N/A Sale
DYKE JAMES V. officer: Vice President - Sales officer: Vice President - Sales
Common Stock, $.005 Par Value 3,461 N/A N/A Sale
DYKE JAMES V. officer: Vice President - Sales officer: Vice President - Sales
Common Stock, $.005 Par Value 1,630 N/A N/A Sale
WEINERT FRED J director director
Common Stock, $.005 Par Value 500 N/A N/A Sale
WEINERT FRED J director director
Common Stock, $.005 Par Value 100 N/A N/A Sale
WEINERT FRED J director director
Common Stock, $.005 Par Value 500 N/A N/A Sale
WEINERT FRED J director director
Common Stock, $.005 Par Value 1,000 N/A N/A Sale
WEINERT FRED J director director
Common Stock, $.005 Par Value 1,000 N/A N/A Sale
WEINERT FRED J director director
Common Stock, $.005 Par Value 701 N/A N/A Sale
WEINERT FRED J director director
Common Stock, $.005 Par Value 800 N/A N/A Sale
LERNER NEIL officer: VP - Finance officer: VP - Finance
Common Stock, $.005 Par Value 3,000 N/A N/A