SEC CIK 1404850

Kuyper Dirk

Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
ATECview stock →559,1282011-08-31
CNMDview stock →7,5492019-08-02

Position History — ATEC

Reported shares owned immediately after each Form 4 transaction, over time.

0236,667473,333710,0002007-062007-092008-012008-102009-072010-082011-042011-08

Recent Filings — ATEC

DateActivitySharesPriceOwned After
2011-08-31Open-market buy22,272$2.75559,128
2011-08-30Open-market buy29,728$2.68559,128
2011-07-05Tax withholding15,818$0.00507,128
2011-04-04Tax withholding15,817$0.00522,946
2011-01-03Tax withholding17,856$0.00538,763
2010-11-04Grant / award (derivative)200,000$2.31450,000
2010-10-02Tax withholding15,817$0.00556,619
2010-08-12Grant / award23,000$2.16572,436
2010-08-12Open-market buy23,000$2.16572,436
2010-04-02Tax withholding15,818$0.00549,436
2010-01-02Tax withholding17,266$0.00565,254
2009-10-02Tax withholding15,416$0.00582,520
2009-08-04Grant / award (derivative)50,000$4.45250,000
2009-07-02Tax withholding15,416$0.00597,936
2009-04-02Tax withholding15,416$0.00597,936
2009-03-06Grant / award (derivative)50,000$1.28200,000
2009-01-02Tax withholding18,068$0.00613,352
2008-11-15J1,334$2.33631,420
2008-10-02Tax withholding19,729$0.00630,086
2008-07-02Tax withholding15,445$0.00649,815
2008-06-19Grant / award (derivative)150,000$0.00150,000
2008-06-05Open-market buy1,200$4.53665,260
2008-03-31Open-market sale17,250$4.98660,260
2008-01-02Open-market sale17,250$4.91677,510
2007-11-26Open-market buy578$4.50694,760
2007-11-20Open-market buy1,010$3.85693,760
2007-10-02Open-market sale17,250$3.52692,750
2007-09-20Open-market buy10,000$3.45710,000
2007-09-13Open-market buy5,000$3.64700,000
2007-07-02Open-market buy690,000$0.00695,000
2007-07-02Grant / award690,000$0.00695,000
2007-06-18———5,000

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.