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Wednesday, December 9, 2009, 6:53PM ET - U.S. Markets Closed. Dow Up 0.50% Nasdaq Up 0.49%
Chembio Diagnostics, Inc. (CEMI.OB)At 3:23PM ET: 0.28   0.00 (0.00%)  
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Insider TransactionsGet Insider Transactions for:
NET SHARE PURCHASE ACTIVITY
Insider Purchases - Last 6 Months
 SharesTrans
PurchasesN/AN/A
SalesN/AN/A
Net Shares Purchased
(Sold)
N/AN/A
Total Insider Shares HeldN/A N/A
% Net Shares Purchased
(Sold)
N/A N/A
Net Institutional Purchases - Prior Qtr to Latest Qtr
 Shares
Net Shares Purchased (Sold)N/A
% Change in Institutional Shares HeldN/A
Data provided by Thomson Financial

INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS
DateInsiderSharesTypeTransactionValue*
25-Aug-09MELLER GARY
Director
100,000DirectPurchase at $0.18 per share.$18,000
1-Dec-08MELLER GARY
Director
4,700DirectPurchase at $0.14 per share.$658
20-Nov-08MELLER GARY
Director
11,800DirectPurchase at $0.14 per share.$1,652
14-Nov-08MELLER GARY
Director
83,500DirectPurchase at $0.15 per share.$12,525
8-Sep-08SIEBERT LAWRENCE A.
Officer
100,000DirectPurchase at $0.18 per share.$18,000
26-Jun-08LARKIN RICHARD J
Officer
4,141DirectAcquisition (Non Open Market) at $0.45 per share.$1,863
26-Jun-08SIEBERT LAWRENCE A.
Officer
332,940DirectAcquisition (Non Open Market) at $0.45 per share.$149,823
24-Jun-08CRESTVIEW CAPITAL MASTER LLC
Beneficial Owner (10% or more)
6,169,056DirectOption Exercise at $0.45 per share.$2,776,075
24-Jun-08CRESTVIEW CAPITAL MASTER LLC
Beneficial Owner (10% or more)
5,237,879DirectDividend Reinvestment at $0.45 per share.$2,357,045
19-May-08SIEBERT LAWRENCE A.
Officer
400,000DirectPurchase at $0.11 - $0.12 per share.$46,0002
16-May-08SIEBERT LAWRENCE A.
Officer
200,800DirectPurchase at $0.08 - $0.12 per share.N/A
15-May-08SIEBERT LAWRENCE A.
Officer
400,000DirectPurchase at $0.08 per share.$32,000
14-Mar-08MELLER GARY
Director
100,000DirectPurchase at $0.15 per share.$15,000
14-Mar-08SIEBERT LAWRENCE A.
Officer
151,000DirectPurchase at $0.15 per share.$22,650
19-Dec-07CRESTVIEW CAPITAL MASTER LLC
Beneficial Owner (10% or more)
685,451DirectOption Exercise at $0.40 per share.$274,180
19-Dec-07CRESTVIEW CAPITAL MASTER LLC
Beneficial Owner (10% or more)
216,667DirectPurchase at $0.42 per share.$91,000
19-Dec-07CRESTVIEW CAPITAL MASTER LLC
Beneficial Owner (10% or more)
15,038,843DirectAcquisition (Non Open Market) at $0 - $0.48 per share.N/A
19-Dec-07SIEBERT LAWRENCE A.
Officer
2,900,631DirectAcquisition (Non Open Market) N/A
19-Dec-07LARKIN RICHARD J
Officer
41,168DirectAcquisition (Non Open Market) N/A
Data provided by EDGAR Online
* = Where indicated, some values are estimates.
1 = Potential proceeds estimated by the filer.
2 = Estimated based on the average of multiple prices reported.
3 = Multiple dates reported. Most recent date shown.
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