Michael P. Tarnok serves as Executive at KERYX BIOPHARMACEUTICALS INC, where they oversee executive responsibilities. Since joining the company, Michael P. Tarnok has executed 19 insider transactions totaling $198.9K, demonstrating a bullish approach to their equity position. Their most recent transaction on May 21, 2024 involved exercising options for 7,500 shares valued at $10.2K.
Michael P. Tarnok currently holds 223,603 shares of KERYX BIOPHARMACEUTICALS INC (KERX), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Michael P. Tarnok has been a net buyer of KERX stock. They have purchased $198.9K and sold $0 worth of shares.
Michael P. Tarnok's most recent insider trade was on May 21, 2024, when they sold 7,500 shares at $1.36 per share.
Get notified when new Form 4 filings are submitted
| 16,875 |
| $1.36 |
| Discretionary |
| May 21, 2024 | DYAI | $40.8K | Payment | 24,431 | $1.67 | Discretionary |
| May 21, 2024 | DYAI | $7.7K | Option Exercise | 5,625 | $1.36 | Discretionary |
| Jan 3, 2024 | DYAI | $0 | Option Exercise | 27,174 | $N/A | Discretionary |
| Jun 17, 2015 | KERX | $0 | Award | 10,000 | $N/A | Discretionary |
| May 6, 2015 | KERX | $97.3K | Purchase | 10,000 | $9.73 | Discretionary |
| Jun 24, 2014 | KERX | $0 | Award | 10,000 | $N/A | Discretionary |
| Jun 19, 2013 | KERX | $0 | Award | 15,000 | $N/A | Discretionary |
| Jun 22, 2012 | KERX | $0 | Award | 15,000 | $N/A | Discretionary |
| Jun 20, 2012 | KERX | $0 | Award | 15,000 | $N/A | Discretionary |
| Apr 5, 2012 | KERX | $27.1K | Purchase | 17,500 | $1.55 | Discretionary |
| Aug 10, 2011 | KERX | $46.5K | Purchase | 15,000 | $3.10 | Discretionary |
| Jun 16, 2010 | KERX | $0 | Award | 15,000 | $N/A | Discretionary |
| Jun 16, 2009 | KERX | $0 | Award | 25,000 | $N/A | Discretionary |
| May 26, 2009 | KERX | $18.4K | Purchase | 40,000 | $0.46 | Discretionary |
| Apr 29, 2009 | KERX | $0 | Award | 100,000 | $N/A | Discretionary |
| Nov 14, 2008 | KERX | $0 | Award | 50,000 | $N/A | Discretionary |
| Nov 19, 2007 | KERX | $9.6K | Purchase | 1,100 | $8.71 | Discretionary |