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738 hedge funds and large institutions have $60.8B invested in Biogen in 2013 Q4 according to their latest regulatory filings, with 121 funds opening new positions, 247 increasing their positions, 264 reducing their positions, and 30 closing their positions.

New
Increased
Maintained
Reduced
Closed

303% more first-time investments, than exits

New positions opened: 121 | Existing positions closed: 30

54% more funds holding in top 10

Funds holding in top 10: 2437 (+13)

18% more call options, than puts

Call options by funds: $913M | Put options by funds: $771M

16% more capital invested

Capital invested by funds: $52.6B → $60.8B (+$8.27B)

13% more funds holding

Funds holding: 656738 (+82)

6% less repeat investments, than reductions

Existing positions increased: 247 | Existing positions reduced: 264

Holders
738
Holders Change
+82
Holders Change %
+12.5%
% of All Funds
21.42%
Holding in Top 10
37
Holding in Top 10 Change
+13
Holding in Top 10 Change %
+54.17%
% of All Funds
1.07%
New
121
Increased
247
Reduced
264
Closed
30
Calls
$913M
Puts
$771M
Net Calls
+$142M
Net Calls Change
+$212M
Name Holding Trade Value Shares
Change
Change in
Stake
Geode Capital Management
26
Geode Capital Management
Massachusetts
$477M +$6.85M +26,497 +2%
Norges Bank
27
Norges Bank
Norway
$468M -$13.1M -50,658 -3%
MC
28
Montag & Caldwell
Georgia
$461M -$113M -436,552 -21%
UBS AM
29
UBS AM
Illinois
$454M -$125M -484,079 -23%
JHIU
30
Janus Henderson Investors US
Colorado
$392M +$87.7M +338,946 +32%
MAA
31
Managed Account Advisors
New Jersey
$364M -$1.09M -4,208 -0.3%
O
32
OppenheimerFunds
New York
$357M +$39.3M +151,860 +14%
Massachusetts Financial Services
33
Massachusetts Financial Services
Massachusetts
$350M +$18.6M +71,840 +6%
CCI
34
Columbus Circle Investors
$331M -$3.9M -15,095 -1%
Goldman Sachs
35
Goldman Sachs
New York
$321M +$67.9M +262,589 +30%
Bank of America
36
Bank of America
North Carolina
$309M +$82.3M +318,090 +40%
O
37
OrbiMed
New York
$306M +$17.8M +68,700 +7%
Deutsche Bank
38
Deutsche Bank
Germany
$289M -$124M -477,574 -32%
Legal & General Group
39
Legal & General Group
United Kingdom
$285M -$337K -1,301 -0.1%
Allianz Asset Management
40
Allianz Asset Management
Germany
$278M -$10.3M -39,962 -4%
BA
41
BlackRock Advisors
Delaware
$277M +$2.95M +11,411 +1%
American Century Companies
42
American Century Companies
Missouri
$256M +$23.3M +90,107 +11%
Prudential Financial
43
Prudential Financial
New Jersey
$252M -$3.63M -14,030 -2%
New York State Common Retirement Fund
44
New York State Common Retirement Fund
New York
$225M +$3.1M +11,983 +2%
Morgan Stanley
45
Morgan Stanley
New York
$224M +$101M +390,349 +95%
AL
46
AJO LP
Pennsylvania
$224M -$48.1M -186,140 -19%
California Public Employees Retirement System
47
California Public Employees Retirement System
California
$224M +$52.2M +201,714 +34%
DCP
48
DSM Capital Partners
Florida
$201M +$186M +720,421 New
Arrowstreet Capital
49
Arrowstreet Capital
Massachusetts
$193M +$1.91M +7,381 +1%
Adage Capital Partners
50
Adage Capital Partners
Massachusetts
$193M -$53.4M -206,300 -23%

BIIB Hedge Fund Activity: Q4 2013 in Review

738 of the 3,446 institutional investors tracked by Wall St. Rank reported a position in Biogen (BIIB) for Q4 2013, worth a combined $60.8B — up 16% from $52.6B a quarter earlier.

Buyers outnumbered sellers: 121 funds opened new BIIB positions and 30 closed out — a net gain of 91 holders — while 247 added to existing stakes and 264 trimmed.

The largest buyer was T. Rowe Price Associates, adding an estimated $213M. The largest seller was JP Morgan Chase, cutting an estimated $493M.

  • 738 institutional investors held Biogen (BIIB) as of Q4 2013, up from 656 in Q3 2013.
  • Funds reported $60.8B of Biogen stock for Q4 2013, up 16% quarter-over-quarter.
  • 121 funds opened new Biogen positions in Q4 2013 and 30 closed out, a net change of +91 holders.
  • The largest Biogen buyer in Q4 2013 was T. Rowe Price Associates, an estimated $213M added.
  • The largest Biogen seller in Q4 2013 was JP Morgan Chase, an estimated $493M sold.

Based on aggregated 13F filings for Q4 2013.