Siebert Lawrence A.

CIK 00012913431 companyMEDFORD, NY

SEC Profile

Transactions

Companies

Filings

CIK

0001291343

Recent Transactions

41 trades

Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Options to Purchase Common Stock
2011-05-25−50,000→ 0 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2011-05-25$0.13/sh+50,000→ 6,478,382 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2011-05-25$0.13/sh+50,000→ 6,428,382 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Options to Purchase Common Stock
2011-05-25−50,000→ 0 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-19$0.12/sh+10,000→ 5,629,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-19$0.11/sh+4,000→ 5,619,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-19$0.12/sh+386,000→ 6,015,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-19$0.12/sh+10,000→ 5,629,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-19$0.12/sh+386,000→ 6,015,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-19$0.11/sh+4,000→ 5,619,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-16$0.12/sh+5,000→ 5,615,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-16$0.12/sh+5,000→ 5,615,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-16$0.09/sh+10,000→ 5,464,874 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-16$0.09/sh+20,000→ 5,454,874 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-16$0.08/sh+20,000→ 5,434,874 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-16$0.10/sh+25,800→ 5,490,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-16$0.10/sh+120,000→ 5,610,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-16$0.10/sh+25,800→ 5,490,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-16$0.09/sh+20,000→ 5,454,874 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-16$0.09/sh+10,000→ 5,464,874 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-16$0.10/sh+120,000→ 5,610,674 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-16$0.08/sh+20,000→ 5,434,874 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-15$0.08/sh+200,000→ 5,214,874 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-15$0.08/sh+200,000→ 5,214,874 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-15$0.08/sh+200,000→ 5,414,874 total
Purchase
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2008-05-15$0.08/sh+200,000→ 5,414,874 total
Other
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2007-11-13+100,123→ 1,963,243 total
Other
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2007-01-02+3,292→ 1,781,222 total
Other
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2007-01-02+3,292→ 1,781,222 total
Other
CHEMBIO DIAGNOSTICS, INC.
9% Series B Convertible Preferred Stock
2006-01-03+0.047→ 1.086 total
Other
CHEMBIO DIAGNOSTICS, INC.
9% Series B Convertible Preferred Stock
2006-01-03+0.047→ 1.086 total
Gift
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2004-12-31−66,869→ 1,406,967 total
Gift
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2004-12-31−66,869→ 1,406,967 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Warrants to purchase common stock
2004-12-30$0.45/sh−66,869→ 2,064,107 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2004-12-30$0.45/sh+66,869→ 1,473,836 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Warrants to purchase common stock
2004-12-30$0.45/sh−66,869→ 2,064,107 total
Exercise of In-Money
CHEMBIO DIAGNOSTICS, INC.
Common Stock
2004-12-30$0.45/sh+66,869→ 1,473,836 total
Conversion
CHEMBIO DIAGNOSTICS, INC.
12% Convertible Promissory Note
2004-12-29−1→ 0 total
Conversion
CHEMBIO DIAGNOSTICS, INC.
8% Series A Convertible Preferred Stock
2004-12-29$30000.00/sh+7.802→ 38.744 total
Conversion
CHEMBIO DIAGNOSTICS, INC.
12% Convertible Promissory Note
2004-12-29−1→ 0 total
Conversion
CHEMBIO DIAGNOSTICS, INC.
8% Series A Convertible Preferred Stock
2004-12-29$30000.00/sh+7.802→ 38.744 total

Companies

CHEMBIO DIAGNOSTICS, INC.
Director, President, 10% Owner

Recent Filings

Address

3661 HORSEBLOCK RD

MEDFORD, NY, 11763

View on SEC.gov