Geoffrey F. Cox serves as Executive at GTC BIOTHERAPEUTICS INC, where they oversee executive responsibilities. Since joining the company, Geoffrey F. Cox has executed 47 insider transactions totaling $135.3K, demonstrating a bullish approach to their equity position. Their most recent transaction on Jun 29, 2015 involved exercising options for 60,000 shares valued at $216.6K.
Geoffrey F. Cox currently holds 78,500 shares of GTC BIOTHERAPEUTICS INC (GTCB), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Geoffrey F. Cox has been a net buyer of GTCB stock. They have purchased $135.3K and sold $0 worth of shares.
Geoffrey F. Cox's most recent insider trade was on Jun 29, 2015, when they sold 60,000 shares at $3.61 per share.
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| 12,500 |
| $3.67 |
| Discretionary |
| Jun 7, 2015 | QLTI | $0 | Option Exercise | 4,000 | $N/A | Discretionary |
| Dec 15, 2014 | QLTI | $0 | Option Exercise | 2,000 | $N/A | Discretionary |
| May 20, 2010 | NABI | $10.0K | Purchase | 1,908 | $5.24 | Discretionary |
| Nov 2, 2009 | GTCB | $38.3K | Award | 31,626 | $1.21 | Discretionary |
| Nov 2, 2009 | GTCB | $13.5K | Payment | 11,193 | $1.21 | Discretionary |
| Nov 2, 2009 | GTCB | $42.7K | Award | 35,286 | $1.21 | Discretionary |
| Jun 30, 2009 | GTCB | $6.2K | Payment | 2,331 | $2.66 | Discretionary |
| Jan 2, 2009 | GTCB | $0 | Award | 10,800 | $N/A | Discretionary |
| Nov 21, 2008 | GTCB | $225 | Purchase | 1,500 | $0.15 | Discretionary |
| Nov 21, 2008 | GTCB | $7.4K | Purchase | 43,600 | $0.17 | Discretionary |
| Nov 21, 2008 | GTCB | $6.5K | Purchase | 40,900 | $0.16 | Discretionary |
| Jul 1, 2008 | GTCB | $0 | Award | 61,200 | $N/A | Discretionary |
| Mar 14, 2008 | GTCB | $1.9K | Purchase | 3,900 | $0.49 | Discretionary |
| Mar 14, 2008 | GTCB | $3.4K | Purchase | 7,400 | $0.46 | Discretionary |
| Mar 14, 2008 | GTCB | $29.7K | Purchase | 63,100 | $0.47 | Discretionary |
| Mar 14, 2008 | GTCB | $6.1K | Purchase | 12,260 | $0.50 | Discretionary |
| Mar 14, 2008 | GTCB | $6.6K | Purchase | 13,740 | $0.48 | Discretionary |
| Mar 7, 2008 | GTCB | $0 | Award | 73,442 | $N/A | Discretionary |
| Jan 4, 2008 | GTCB | $499 | Other | 693 | $0.72 | Discretionary |
| Dec 13, 2007 | GTCB | $890 | Purchase | 1,000 | $0.89 | Discretionary |
| Dec 13, 2007 | GTCB | $792 | Purchase | 900 | $0.88 | Discretionary |
| Dec 13, 2007 | GTCB | $900 | Purchase | 1,000 | $0.90 | Discretionary |
| Dec 13, 2007 | GTCB | $7.0K | Purchase | 7,865 | $0.89 | Discretionary |
| Oct 5, 2007 | GTCB | $1.1K | Other | 1,253 | $0.88 | Discretionary |
| Aug 13, 2007 | GTCB | $6.7K | Purchase | 6,500 | $1.03 | Discretionary |
| Aug 13, 2007 | GTCB | $7.9K | Purchase | 7,700 | $1.02 | Discretionary |
| Jul 6, 2007 | GTCB | $1.3K | Other | 1,260 | $1.01 | Discretionary |
| Apr 5, 2007 | GTCB | $1.2K | Other | 1,260 | $0.95 | Discretionary |