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656 hedge funds and large institutions have $52.6B invested in Biogen in 2013 Q3 according to their latest regulatory filings, with 73 funds opening new positions, 227 increasing their positions, 253 reducing their positions, and 54 closing their positions.

New
Increased
Maintained
Reduced
Closed

35% more first-time investments, than exits

New positions opened: 73 | Existing positions closed: 54

11% more capital invested

Capital invested by funds: $47.5B → $52.6B (+$5.11B)

2% more funds holding

Funds holding: 646656 (+10)

10% less call options, than puts

Call options by funds: $619M | Put options by funds: $689M

10% less repeat investments, than reductions

Existing positions increased: 227 | Existing positions reduced: 253

17% less funds holding in top 10

Funds holding in top 10: 2924 (-5)

Holders
656
Holders Change
+10
Holders Change %
+1.55%
% of All Funds
21.27%
Holding in Top 10
24
Holding in Top 10 Change
-5
Holding in Top 10 Change %
-17.24%
% of All Funds
0.78%
New
73
Increased
227
Reduced
253
Closed
54
Calls
$619M
Puts
$689M
Net Calls
-$69.9M
Net Calls Change
+$9.03M
Name Holding Trade Value Shares
Change
Change in
Stake
LBG
201
Lloyds Banking Group
United Kingdom
$12.5M +$1.5M +6,714 +15%
PG
202
PEAK6 Group
Illinois
$12.4M +$15.8M +70,525 +215%
ZCM
203
Ziegler Capital Management
Illinois
$12.3M +$218K +973 +2%
EB
204
Eastern Bank
Massachusetts
$12.1M -$558K -2,495 -5%
CCM
205
Cadian Capital Management
New York
$12M +$11.2M +50,000 New
AG
206
Aperio Group
California
$12M +$1.43M +6,403 +15%
COPPSERS
207
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$11.7M +$45.9K +205 +0.4%
Schroder Investment Management Group
208
Schroder Investment Management Group
United Kingdom
$11.2M -$4.75M -21,217 -31%
WCM
209
Winton Capital Management
United Kingdom
$11.2M +$1.94M +8,660 +23%
GI
210
GLG Inc
New York
$11.1M +$2.54M +11,329 +33%
GH
211
GAM Holding
Switzerland
$11M +$3.43M +15,322 +50%
PI
212
Placemark Investments
Illinois
$11M -$151K -673 -1%
HCM
213
Highbridge Capital Management
New York
$10.7M -$30.3M -135,458 -75%
Los Angeles Capital Management
214
Los Angeles Capital Management
California
$10.4M +$3.75M +16,737 +63%
DBG
215
De Burlo Group
Massachusetts
$10.3M
RFC
216
Regions Financial Corp
Alabama
$10.3M -$746K -3,333 -7%
URS
217
Utah Retirement Systems
Utah
$10.2M -$67.1K -300 -0.7%
Robeco Institutional Asset Management
218
Robeco Institutional Asset Management
Netherlands
$10.1M -$252K -1,124 -3%
WAM
219
World Asset Management
Michigan
$10.1M -$1.15M -5,139 -11%
MCM
220
Mitchell Capital Management
Kansas
$9.78M +$108K +483 +1%
ZA
221
Zweig Advisers
Connecticut
$9.7M +$336K +1,500 +4%
CFB
222
Cullen/Frost Bankers
Texas
$9.39M +$798K +3,564 +10%
HI
223
HBK Investments
Texas
$9.22M -$5.37M -23,974 -39%
Nomura Holdings
224
Nomura Holdings
Japan
$9.17M +$3.43M +15,340 +66%
QI
225
Qualcomm Inc
California
$9.13M

BIIB Hedge Fund Activity: Q3 2013 in Review

656 of the 3,084 institutional investors tracked by Wall St. Rank reported a position in Biogen (BIIB) for Q3 2013, worth a combined $52.6B — up 11% from $47.5B a quarter earlier.

Buyers outnumbered sellers: 73 funds opened new BIIB positions and 54 closed out — a net gain of 19 holders — while 227 added to existing stakes and 253 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $473M. The largest seller was Marsico Capital Management, cutting an estimated $251M.

  • 656 institutional investors held Biogen (BIIB) as of Q3 2013, up from 646 in Q2 2013.
  • Funds reported $52.6B of Biogen stock for Q3 2013, up 11% quarter-over-quarter.
  • 73 funds opened new Biogen positions in Q3 2013 and 54 closed out, a net change of +19 holders.
  • The largest Biogen buyer in Q3 2013 was Fidelity Investments, an estimated $473M added.
  • The largest Biogen seller in Q3 2013 was Marsico Capital Management, an estimated $251M sold.

Based on aggregated 13F filings for Q3 2013.