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SEC Insider//CIK 0001448867

Caldwell Mark Frederick

CIK 00014488671 companyWATERTOWN, MA

Transactions

6

Companies

1

Filings

1

CIK

0001448867

Recent Transactions

6 trades

Tax Payment
DYNASIL CORP OF AMERICA
Common Stock
2011-05-20$1.73/sh−14,027→ 16,023 total
Exercise/Conversion
DYNASIL CORP OF AMERICA
Common Stock
2011-05-20$1.73/sh+30,000→ 30,050 total
Disposition to Issuer
DYNASIL CORP OF AMERICA
Stock Option
2011-05-20$1.73/sh−30,000→ 0 total
Tax Payment
DYNASIL CORP OF AMERICA
Common Stock
2011-05-20$1.73/sh−14,027→ 16,023 total
Exercise/Conversion
DYNASIL CORP OF AMERICA
Common Stock
2011-05-20$1.73/sh+30,000→ 30,050 total
Disposition to Issuer
DYNASIL CORP OF AMERICA
Stock Option
2011-05-20$1.73/sh−30,000→ 0 total

Companies

1

DYNASIL CORP OF AMERICA
former officer

Recent Filings

1

4
Caldwell Mark Frederick
May 24, 2011

Address

44 HUNT STREET

WATERTOWN, MA, 02472

View on SEC.gov