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Hamm Robert A
Chief Operating Officer at Biogen. Filing since 13 Feb 2007.
CIK 0001335018
Company
Date
Role
Action
Shares
Amount
Of holding
BIIB
Biogen
23 Apr 2010
Chief Operating Officer
Sold, plan not stated
5,668
$295.83K
17.2%
BIIB
Biogen
18 Feb 2010
Chief Operating Officer
Sold, plan not stated
6,581
$369.56K
22.3%
BIIB
Biogen
4 Nov 2009
Chief Operating Officer
Sold, plan not stated
2,854
$122.17K
8.0%
BIIB
Biogen
22 Jun 2009
Chief Operating Officer
Sold, plan not stated
3,194
$159.91K
7.8%
BIIB
Biogen
19 Feb 2009
EVP, Pharma. Oper. & Tech.
Sold, plan not stated
3,412
$173.67K
11.0%
BIIB
Biogen
11 Feb 2009
EVP, Pharma. Oper. & Tech.
Sold, plan not stated
3,670
$186.28K
9.7%
BIIB
Biogen
6 Nov 2008
EVP, Pharma. Oper. & Tech.
Sold, plan not stated
2,855
$127.25K
7.7%
BIIB
Biogen
22 Jul 2008
EVP, Pharma. Oper. & Tech.
Sold, plan not stated
156,086
$10.93M
80.0%
BIIB
Biogen
15 Apr 2008
EVP, Pharma. Oper. & Tech.
Sold, plan not stated
3,413
$217.80K
8.0%
BIIB
Biogen
12 Feb 2008
EVP, Pharma. Oper. & Tech.
Sold, plan not stated
3,679
$224.10K
11.5%
BIIB
Biogen
23 Apr 2007
SVP, Neurology SBU
Sold, plan not stated
3,731
$176.63K
19.6%
BIIB
Biogen
20 Mar 2007
SVP, Immunology Business Unit
Sold, plan not stated
5,077
$225.82K
21.1%
BIIB
Biogen
13 Feb 2007
SVP, Immunology Business Unit
Sold, plan not stated
6,188
$304.55K
24.5%
13 decisions on file.
