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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
TRCT
376
Tower Research Capital (TRC)
New York
$1.58M +$1.47M +6,575 New
PA
377
Pinnacle Associates
New York
$1.57M +$209K +935 +17%
MJRIC
378
Mogy Joel R Investment Counsel
California
$1.56M
EOJOAM
379
E. Ohman J:or Asset Management
Sweden
$1.49M +$89.5K +400 +7%
BA
380
Bridgewater Associates
Connecticut
$1.49M -$971K -4,338 -41%
DT
381
Diversified Trust
Tennessee
$1.48M +$356K +1,590 +35%
PAM
382
PartnerRe Asset Management
Connecticut
$1.46M -$177K -791 -12%
BA
383
Boston Advisors
Massachusetts
$1.46M -$708K -3,164 -34%
ZIM
384
Zacks Investment Management
Illinois
$1.45M -$2.46K -11 -0.2%
BVDMP
385
Bedrijfstakpensioenfonds Voor De Media PNO
Netherlands
$1.44M
ECM
386
Everence Capital Management
Indiana
$1.43M
RC
387
RegentAtlantic Capital
New Jersey
$1.42M -$47.2K -211 -3%
LPT
388
Legacy Private Trust
Wisconsin
$1.4M -$537K -2,400 -29%
HighTower Advisors
389
HighTower Advisors
Illinois
$1.37M -$136K -607 -10%
1IC
390
1919 Investment Counsel
Maryland
$1.36M +$16.1K +72 +1%
BKBG
391
BHF Kleinwort Benson Group
Belgium
$1.33M +$1.21M +5,385 +3,989%
JMPWA
392
JP Morgan Private Wealth Advisors
California
$1.32M +$31.6K +141 +3%
LTFS
393
Ladenburg Thalmann Financial Services
Florida
$1.31M +$18.6K +83 +1%
CC
394
Callan Capital
California
$1.3M +$41.2K +184 +4%
EWM
395
Evercore Wealth Management
New York
$1.3M +$46.6K +208 +4%
CS
396
Cannell & Spears
New York
$1.29M -$112K -500 -9%
FAM
397
Fortaleza Asset Management
Illinois
$1.29M
MSR
398
Main Street Research
Connecticut
$1.26M -$161K -720 -12%
BAM
399
Berkshire Asset Management
Pennsylvania
$1.26M +$784K +3,505 +205%
WF
400
Welch & Forbes
Massachusetts
$1.25M +$294K +1,315 +34%

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.