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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
RSCM
201
Rock Springs Capital Management
Maryland
$14.8M +$13.7M +53,000 New
Capital World Investors
202
Capital World Investors
California
$14.7M
RI
203
Redwood Investments
Massachusetts
$14.2M +$13.1M +50,652 New
Schroder Investment Management Group
204
Schroder Investment Management Group
United Kingdom
$13.8M +$776K +3,000 +6%
GF
205
Gerstein Fisher
New York
$13.5M +$876K +3,387 +51%
DILH
206
Dai-ichi Life Holdings
Japan
$13.3M -$1.26M -4,865 -9%
ADEF
207
Adams Diversified Equity Fund
Maryland
$13.1M +$4.4M +17,000 +57%
OPERF
208
Oregon Public Employees Retirement Fund
Oregon
$13.1M +$5.35M +20,700 +80%
IGIM
209
I.G. Investment Management
Manitoba, Canada
$12.9M -$6.42M -24,819 -35%
PI
210
Placemark Investments
Illinois
$12.8M +$118K +455 +1%
OTPPB
211
Ontario Teachers' Pension Plan Board
Ontario, Canada
$12.8M -$2.56M -9,912 -18%
DBG
212
De Burlo Group
Massachusetts
$12.7M +$704K +2,720 +6%
COPPSERS
213
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$12.6M -$893K -3,454 -7%
FMI
214
Factory Mutual Insurance
Massachusetts
$12.6M +$11.6M +45,000 New
WI
215
Wafra Inc
New York
$12.3M +$11.4M +44,100 New
SAM
216
Shell Asset Management
Netherlands
$12.3M -$5.53M -21,365 -33%
Asset Management One
217
Asset Management One
Japan
$12.2M +$2.08M +8,032 +23%
Nomura Holdings
218
Nomura Holdings
Japan
$12.1M +$1.29M +4,981 +13%
GH
219
GAM Holding
Switzerland
$12M -$796K -3,076 -7%
URS
220
Utah Retirement Systems
Utah
$11.8M -$25.9K -100 -0.2%
Robeco Institutional Asset Management
221
Robeco Institutional Asset Management
Netherlands
$11.8M +$41.6K +161 +0.4%
CFB
222
Cullen/Frost Bankers
Texas
$11.7M +$703K +2,717 +7%
State of Tennessee, Department of Treasury
223
State of Tennessee, Department of Treasury
Tennessee
$11.3M -$43.1M -166,659 -80%
MCM
224
Mitchell Capital Management
Kansas
$11.3M -$70.4K -272 -0.7%
PA
225
Perceptive Advisors
New York
$11.2M +$10.3M +40,000 New

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.