PORTER MICHAEL E

CIK 00011084944 companiesBOSTON, MA

SEC Profile

Transactions

Companies

Filings

CIK

0001108494

Recent Transactions

34 trades

Purchase
MERRIMACK PHARMACEUTICALS INC
Common Stock
2015-08-21$9.76/sh+5,000→ 699,448 total
Purchase
MERRIMACK PHARMACEUTICALS INC
Common Stock
2015-08-21$9.76/sh+5,000→ 699,448 total
Sale
PTC INC.$PTC
Common Stock
2013-01-28$23.56/sh−10,000→ 210,579 total
Exercise/Conversion
PTC INC.$PTC
Employee Stock Option
2013-01-28−10,000→ 0 total
Sale
PTC INC.$PTC
Common Stock
2013-01-28$23.56/sh−10,000→ 210,579 total
Exercise/Conversion
PTC INC.$PTC
Employee Stock Option
2013-01-28−10,000→ 0 total
Exercise/Conversion
PTC INC.$PTC
Common Stock
2013-01-28$4.97/sh+10,000→ 220,579 total
Exercise/Conversion
PTC INC.$PTC
Common Stock
2013-01-28$4.97/sh+10,000→ 220,579 total
Sale
PTC INC.$PTC
Common Stock
2012-05-29$20.59/sh−10,000→ 210,579 total
Exercise/Conversion
PTC INC.$PTC
Common Stock
2012-05-29$8.50/sh+10,000→ 220,579 total
Exercise/Conversion
PTC INC.$PTC
Common Stock
2012-05-29$8.50/sh+10,000→ 220,579 total
Exercise/Conversion
PTC INC.$PTC
Employee Stock Option (right to buy)
2012-05-29−10,000→ 0 total
Sale
PTC INC.$PTC
Common Stock
2012-05-29$20.59/sh−10,000→ 210,579 total
Exercise/Conversion
PTC INC.$PTC
Employee Stock Option (right to buy)
2012-05-29−10,000→ 0 total
Sale
THERMO FISHER SCIENTIFIC INC.$TMO
Common Stock
2008-05-30$59.01/sh−3,100→ 6,643 total
Exercise/Conversion
THERMO FISHER SCIENTIFIC INC.$TMO
Stock Option (Right to Buy)
2008-05-30−5,000→ 7,444 total
Exercise/Conversion
THERMO FISHER SCIENTIFIC INC.$TMO
Common Stock
2008-05-30$18.09/sh+5,000→ 11,643 total
Sale
THERMO FISHER SCIENTIFIC INC.$TMO
Common Stock
2008-05-30$59.02/sh−1,900→ 9,743 total
Exercise/Conversion
PTC INC.$PTC
Stock Option (right to buy)
2007-09-19−12,000→ 0 total
Exercise/Conversion
PTC INC.$PTC
Common Stock
2007-09-19$5.25/sh+12,000→ 124,788 total
Exercise/Conversion
PTC INC.$PTC
Stock Option (right to buy)
2007-09-19−12,000→ 0 total
Exercise/Conversion
PTC INC.$PTC
Common Stock
2007-09-19$5.25/sh+12,000→ 124,788 total
Purchase
PTC INC.$PTC
Common Stock
2005-08-31$6.04/sh+5,000→ 217,000 total
Purchase
PTC INC.$PTC
Common Stock
2005-08-31$6.04/sh+5,000→ 217,000 total
Purchase
PTC INC.$PTC
Common Stock
2005-08-30$6.20/sh+5,133→ 212,000 total
Purchase
PTC INC.$PTC
Common Stock
2005-08-30$6.20/sh+5,133→ 212,000 total
Award
PTC INC.$PTC
Common Stock
2005-07-28+100,000→ 204,600 total
Award
PTC INC.$PTC
Common Stock
2005-07-28+30,000→ 104,600 total
Other
PTC INC.$PTC
Common Stock
2004-08-12−21,600→ 78,400 total
Other
PTC INC.$PTC
Common Stock
2004-08-12−21,600→ 78,400 total
Award
INFORTE CORP
Stock Option (right to buy)
2004-04-28+7,500→ 7,500 total
Award
INFORTE CORP
Stock Option (right to buy)
2004-04-28+7,500→ 7,500 total
Sale
PTC INC.$PTC
Common Stock
2002-02-26$7.35/sh−240→ 100,000 total
Sale
PTC INC.$PTC
Common Stock
2002-02-26$7.35/sh−240→ 100,000 total

Companies

Recent Filings

Address

HARVARD BUSINESS SCHOOL SOLDIERS FIELD ROAD

BOSTON, MA, 02163

View on SEC.gov