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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
OI
176
Oakbrook Investments
Illinois
$20.1M -$1.97M -7,611 -10%
AT
177
Arvest Trust
Oklahoma
$20.1M -$451K -1,744 -2%
RCAMU
178
Rothschild & Co Asset Management US
Connecticut
$19.7M -$259K -1,001 -1%
GF
179
Gabelli Funds
New York
$19.4M -$905K -3,500 -5%
CCMH
180
Cornerstone Capital Management Holdings
New York
$19.2M -$8.2M -31,715 -32%
N
181
Nuveen
North Carolina
$19.1M +$2.23M +8,635 +14%
WBC
182
Westpac Banking Corp
Australia
$19M +$11.5M +44,552 +191%
ASRS
183
Arizona State Retirement System
Arizona
$18.9M -$595K -2,300 -3%
FAF
184
Fjarde Ap-fonden
Sweden
$18.5M -$1.1M -4,248 -6%
HIMCH
185
Hartford Investment Management Co (HIMCO)
Connecticut
$18.4M -$1.2M -4,658 -7%
GIBU
186
Gulf International Bank (UK)
United Kingdom
$18.3M +$16.9M +65,481 New
CIBC Asset Management
187
CIBC Asset Management
Ontario, Canada
$17.6M -$739K -2,856 -4%
IG
188
ING Group
Netherlands
$17.4M -$19.1M -73,728 -54%
EIM
189
ExxonMobil Investment Management
Texas
$17.2M -$439K -1,699 -3%
TRSOTSOK
190
Teachers Retirement System of the State of Kentucky
Kentucky
$17.2M -$913K -3,530 -5%
Royal London Asset Management
191
Royal London Asset Management
United Kingdom
$17M +$449K +1,736 +3%
AAF
192
Andra AP-fonden
Sweden
$16.7M -$1.22M -4,700 -7%
Voloridge Investment Management
193
Voloridge Investment Management
Florida
$16.6M +$15.4M +59,447 New
QI
194
QS Investors
New York
$16.3M +$925K +3,575 +7%
QBFM
195
QS Batterymarch Financial Management
New York
$16.2M -$461K -1,784 -3%
LBG
196
Lloyds Banking Group
United Kingdom
$15.5M +$907K +3,507 +7%
AG
197
Aperio Group
California
$15.3M -$12.9M -49,697 Closed
BIM
198
BRC Investment Management
Colorado
$15.1M +$14M +54,138 New
Fidelity International
199
Fidelity International
Bermuda
$15.1M -$251K -970 -2%
Mitsubishi UFJ Asset Management
200
Mitsubishi UFJ Asset Management
Japan
$15M -$3.78M -14,622 -21%

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.