LOVENBERG WALTER M PHD

CIK 00012131002 companiesCAMBRIDGE, MA

SEC Profile

Transactions

Companies

Filings

CIK

0001213100

Recent Transactions

50 trades

Exercise/Conversion
MERRIMACK PHARMACEUTICALS INC
Stock Option (right to buy)
2012-04-25+5,462→ 0 total
Exercise/Conversion
MERRIMACK PHARMACEUTICALS INC
Common Stock
2012-04-25$2.19/sh+5,462→ 84,033 total
Exercise/Conversion
MERRIMACK PHARMACEUTICALS INC
Common Stock
2012-04-25$2.19/sh+5,462→ 84,033 total
Exercise/Conversion
MERRIMACK PHARMACEUTICALS INC
Stock Option (right to buy)
2012-04-25−5,462→ 0 total
Conversion
MERRIMACK PHARMACEUTICALS INC
Series D Convertible Preferred Stock
2012-04-03−7,143→ 0 total
Purchase
MERRIMACK PHARMACEUTICALS INC
Common Stock
2012-04-03$7.00/sh+1,428→ 71,428 total
Conversion
MERRIMACK PHARMACEUTICALS INC
Common Stock
2012-04-03+7,143→ 78,571 total
Exercise/Conversion
OSI PHARMACEUTICALS INC
Common Stock
2007-02-05$6.50/sh+6,666→ 26,848 total
Exercise/Conversion
OSI PHARMACEUTICALS INC
Stock Option (Right to Buy)
2007-02-05−6,666→ 6,668 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2007-02-05$35.00/sh−6,666→ 20,182 total
Award
OSI PHARMACEUTICALS INC
Common Stock
2006-07-14+1,500→ 20,182 total
Award
OSI PHARMACEUTICALS INC
Stock Option (Right to Buy)
2006-06-14+3,000→ 3,000 total
Award
OSI PHARMACEUTICALS INC
Common Stock
2006-03-16+298→ 18,682 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-02-01$65.10/sh−447→ 9,049 total
Exercise/Conversion
OSI PHARMACEUTICALS INC
Stock Option (Right to Buy)
2005-02-01−1,667→ 11,665 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-02-01$65.00/sh−223→ 9,496 total
Exercise/Conversion
OSI PHARMACEUTICALS INC
Common Stock
2005-02-01$9.25/sh+1,667→ 9,719 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-02-01$65.16/sh−774→ 8,052 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$74.41/sh−21→ 8,683 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$73.53/sh−427→ 9,104 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$73.65/sh−209→ 8,878 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$74.40/sh−25→ 8,704 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$73.52/sh−188→ 9,531 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$74.10/sh−8→ 8,733 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$73.62/sh−4→ 9,087 total
Exercise/Conversion
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$9.25/sh+1,667→ 9,719 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$74.50/sh−42→ 8,061 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$73.60/sh−13→ 9,091 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$74.60/sh−9→ 8,052 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$74.05/sh−33→ 8,741 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$73.95/sh−104→ 8,774 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$74.47/sh−547→ 8,103 total
Exercise/Conversion
OSI PHARMACEUTICALS INC
Stock Option (Right to Buy)
2005-01-03−1,667→ 13,332 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2005-01-03$74.42/sh−29→ 8,654 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2004-12-17$68.20/sh−1,667→ 8,052 total
Exercise/Conversion
OSI PHARMACEUTICALS INC
Common Stock
2004-12-17$9.25/sh+1,667→ 9,719 total
Exercise/Conversion
OSI PHARMACEUTICALS INC
Stock Option (Right to Buy)
2004-12-17−1,667→ 14,999 total
Exercise/Conversion
OSI PHARMACEUTICALS INC
Stock Option (Right to Buy)
2004-01-21−15,000→ 0 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2004-01-21$35.00/sh−11,000→ 11,081 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2004-01-21$35.03/sh−200→ 8,981 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2004-01-21$35.11/sh−100→ 7,181 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2004-01-21$35.01/sh−1,600→ 9,481 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2004-01-21$35.07/sh−1,100→ 7,881 total
Exercise/Conversion
OSI PHARMACEUTICALS INC
Common Stock
2004-01-21$4.00/sh+15,000→ 22,081 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2004-01-21$35.02/sh−300→ 9,181 total
Exercise/Conversion
OSI PHARMACEUTICALS INC
Stock Option (Right to Buy)
2003-09-05−5,000→ 15,000 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2003-09-05$35.75/sh−660→ 7,081 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2003-09-05$35.77/sh−1,200→ 9,041 total
Sale
OSI PHARMACEUTICALS INC
Common Stock
2003-09-05$35.76/sh−1,300→ 7,741 total
Exercise/Conversion
OSI PHARMACEUTICALS INC
Common Stock
2003-09-05$4.00/sh+5,000→ 12,081 total

Companies

Recent Filings

Address

C/O MERRIMACK PHARMACEUTICALS, INC. ONE KENDALL SQUARE, SUITE B7201

CAMBRIDGE, MA, 02139

View on SEC.gov