Dirk Kuyper serves as Executive at Alphatec Holdings, Inc., where they oversee executive responsibilities. Since joining the company, Dirk Kuyper has executed 58 insider transactions totaling $2.6M, demonstrating a bearish approach to their equity position. Their most recent transaction on Nov 26, 2007 involved purchasing 100 shares valued at $453.
Dirk Kuyper currently holds 5,000 shares of Alphatec Holdings, Inc. (ATEC), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Dirk Kuyper has been a net seller of ATEC stock. They have purchased $306.0K and sold $2.3M worth of shares.
Dirk Kuyper's most recent insider trade was on Nov 26, 2007, when they purchased 100 shares at $4.53 per share.
Get notified when new Form 4 filings are submitted
| $4.50 |
| Discretionary |
| Nov 20, 2007 | ATEC | $3.9K | Purchase | 1,010 | $3.85 | Discretionary |
| Oct 2, 2007 | ATEC | $60.7K | Sale | 17,250 | $3.52 | Discretionary |
| Sep 20, 2007 | ATEC | $34.5K | Purchase | 10,000 | $3.45 | Discretionary |
| Sep 13, 2007 | ATEC | $18.2K | Purchase | 5,000 | $3.64 | Discretionary |
| Jul 2, 2007 | ATEC | $0 | Award | 690,000 | $N/A | Discretionary |
| Jul 2, 2007 | ATEC | $0 | Purchase | 690,000 | $N/A | Discretionary |