THOMAS J BUCKNUM Insider Trading

General | Insider Transactions | Monthly Overview

Address: 14 CAMBRIDGE CENTER CAMBIRDGE 02142 MA

Companies in which THOMAS J BUCKNUM is an Insider

BIOGEN INC.

Trading Symbol: IDPH
Industry: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
Position of THOMAS J BUCKNUM: EVP and General Counsel
Holdings: 45,500 shares
Latest Transaction: May 05 2004

Last 4 weeks trend: HOLD
Last 3 months trend: HOLD View transactions

Latest Insider Trading Transactions of THOMAS J BUCKNUM

Date	Ticker	Company	Owner	Relationship	Transaction	Code	Cost ($)	Shares	Transaction Value ($)	Total Shares	% Holdings
May 05 2004	IDPH	BIOGEN INC.	BUCKNUM THOMAS J	EVP and General Cou ...	Option Exercise	M	13.40	20,000	268,000	45,500
May 05 2004	IDPH	BIOGEN INC.	BUCKNUM THOMAS J	EVP and General Cou ...	Option Exercise	M	13.40	10,000	134,000	65,500
May 05 2004	IDPH	BIOGEN INC.	BUCKNUM THOMAS J	EVP and General Cou ...	Option Exercise	M	13.40	5,000	67,000	75,500
May 05 2004	IDPH	BIOGEN INC.	BUCKNUM THOMAS J	EVP and General Cou ...	Sell	S	58.60	20,000	1,172,000	45,500	65.5 K to 45.5 K (-30.53 %)
May 05 2004	IDPH	BIOGEN INC.	BUCKNUM THOMAS J	EVP and General Cou ...	Buy	M	13.40	20,000	268,000	65,500	45.5 K to 65.5 K (+43.96 %)
May 05 2004	IDPH	BIOGEN INC.	BUCKNUM THOMAS J	EVP and General Cou ...	Sell	S	58.62	10,000	586,200	65,500	75.5 K to 65.5 K (-13.25 %)
May 05 2004	IDPH	BIOGEN INC.	BUCKNUM THOMAS J	EVP and General Cou ...	Buy	M	13.40	10,000	134,000	75,500	65.5 K to 75.5 K (+15.27 %)

View all THOMAS J BUCKNUM insider transactions.