LUDVIGSON DAVID
CIK: 0001174447
Primary company: NANOGEN INC (NGEN)
LUDVIGSON DAVID is a corporate insider at NANOGEN INC (NGEN) filing SEC Form 4 transactions. 29 transactions across 4 companies, totaling $9,035 in purchases and $166,652 in sales. Source: SEC EDGAR.
Companies
Transaction History
Source: SEC EDGAR Form 4 insider transaction filings.
Company | Type | Shares | Price | Value | Shares After | Date | SEC |
|---|---|---|---|---|---|---|---|
NANOMIX Corp NNMX | X | 42,195 | $0.00 | $0 | 1,695,176 | 11/30/2022 Filed: 12/16/2022 | Filing → |
NANOMIX Corp NNMX | X | 42,195 | $0.06 | $2K | 1,695,176 | 11/30/2022 Filed: 12/16/2022 | Filing → |
| Disposition | 40,000 | - | - | 0 | 3/10/2015 Filed: 3/11/2015 | Filing → | |
| Disposition | 40,000 | - | - | 0 | 3/10/2015 Filed: 3/11/2015 | Filing → | |
| Disposition | 40,000 | - | - | 0 | 3/10/2015 Filed: 3/11/2015 | Filing → | |
| Disposition | 40,000 | - | - | 0 | 3/10/2015 Filed: 3/11/2015 | Filing → | |
| Award | 40,000 | $0.21 | $9K | 160,000 | 8/27/2013 Filed: 8/29/2013 | Filing → | |
| Award | 40,000 | $0.10 | $4K | 120,000 | 8/27/2012 Filed: 8/30/2012 | Filing → | |
| Award | 40,000 | $0.09 | $3K | 80,000 | 1/17/2012 Filed: 1/19/2012 | Filing → | |
| Award | 40,000 | $0.11 | $4K | 40,000 | 9/28/2010 Filed: 9/29/2010 | Filing → | |
NANOGEN INC NGEN | Purchase | 1,666 | $0.12 | $198 | 114,152 | 12/31/2008 Filed: 1/21/2009 | Filing → |
NANOGEN INC NGEN | Purchase | 1,666 | $0.31 | $510 | 112,486 | 6/30/2008 Filed: 7/3/2008 | Filing → |
NANOGEN INC NGEN | Award | 300,000 | - | - | 300,000 | 4/2/2008 Filed: 4/23/2008 | Filing → |
NANOGEN INC NGEN | Award | 300,000 | $0.00 | $0 | 300,000 | 6/13/2007 Filed: 6/15/2007 | Filing → |
NANOGEN INC NGEN | Award | 155,000 | $0.00 | $0 | 155,000 | 12/12/2006 Filed: 12/14/2006 | Filing → |
NANOGEN INC NGEN | Award | 50,000 | $2.09 | $105K | 110,820 | 12/12/2006 Filed: 12/14/2006 | Filing → |
NANOGEN INC NGEN | Award | 75,000 | $4.40 | $330K | 75,000 | 7/29/2005 Filed: 8/2/2005 | Filing → |
NANOGEN INC NGEN | Award | 50,000 | $0.00 | $50 | 99,858 | 7/29/2005 Filed: 8/2/2005 | Filing → |
NANOGEN INC NGEN | Purchase | 1,666 | $2.50 | $4K | 49,858 | 6/30/2005 Filed: 8/2/2005 | Filing → |
NANOGEN INC NGEN | Purchase | 1,666 | $2.50 | $4K | 48,192 | 12/31/2004 Filed: 8/2/2005 | Filing → |
NANOMIX Corp
NNMX
Type
X
Shares
42,195
Price
$0.00
Value
$0
NANOMIX Corp
NNMX
Type
X
Shares
42,195
Price
$0.06
Value
$2K
Type
Disposition
Shares
40,000
Price
-
Value
-
Type
Disposition
Shares
40,000
Price
-
Value
-
Type
Disposition
Shares
40,000
Price
-
Value
-
Type
Disposition
Shares
40,000
Price
-
Value
-
Type
Award
Shares
40,000
Price
$0.21
Value
$9K
Type
Award
Shares
40,000
Price
$0.10
Value
$4K
Type
Award
Shares
40,000
Price
$0.09
Value
$3K
Type
Award
Shares
40,000
Price
$0.11
Value
$4K
NANOGEN INC
NGEN
Type
Purchase
Shares
1,666
Price
$0.12
Value
$198
NANOGEN INC
NGEN
Type
Purchase
Shares
1,666
Price
$0.31
Value
$510
NANOGEN INC
NGEN
Type
Award
Shares
300,000
Price
-
Value
-
NANOGEN INC
NGEN
Type
Award
Shares
300,000
Price
$0.00
Value
$0
NANOGEN INC
NGEN
Type
Award
Shares
155,000
Price
$0.00
Value
$0
NANOGEN INC
NGEN
Type
Award
Shares
50,000
Price
$2.09
Value
$105K
NANOGEN INC
NGEN
Type
Award
Shares
75,000
Price
$4.40
Value
$330K
NANOGEN INC
NGEN
Type
Award
Shares
50,000
Price
$0.00
Value
$50
NANOGEN INC
NGEN
Type
Purchase
Shares
1,666
Price
$2.50
Value
$4K
NANOGEN INC
NGEN
Type
Purchase
Shares
1,666
Price
$2.50
Value
$4K
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