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1,122 hedge funds and large institutions have $60B invested in Biogen in 2017 Q4 according to their latest regulatory filings, with 167 funds opening new positions, 399 increasing their positions, 384 reducing their positions, and 48 closing their positions.

New
Increased
Maintained
Reduced
Closed

248% more first-time investments, than exits

New positions opened: 167 | Existing positions closed: 48

11% more funds holding

Funds holding: 1,0141,122 (+108)

4% more repeat investments, than reductions

Existing positions increased: 399 | Existing positions reduced: 384

2% more capital invested

Capital invested by funds: $59B → $60B (+$967M)

0.05% less ownership

Funds ownership: 89.15%89.1% (-0.05%)

26% less funds holding in top 10

Funds holding in top 10: 3828 (-10)

32% less call options, than puts

Call options by funds: $989M | Put options by funds: $1.44B

Holders
1,122
Holders Change
+108
Holders Change %
+10.65%
% of All Funds
25.45%
Holding in Top 10
28
Holding in Top 10 Change
-10
Holding in Top 10 Change %
-26.32%
% of All Funds
0.64%
New
167
Increased
399
Reduced
384
Closed
48
Calls
$989M
Puts
$1.44B
Net Calls
-$456M
Net Calls Change
-$187M
Name Holding Trade Value Shares
Change
Change in
Stake
MA
451
MUFG Americas
New York
$3.35M -$1.31M -4,089 -28%
SAM
452
Symphony Asset Management
California
$3.34M -$14.1K -44 -0.4%
AIM
453
Assured Investment Management
New York
$3.29M +$1.57M +4,884 +90%
SB
454
Suntrust Banks
Georgia
$3.27M -$2.34M -7,283 -41%
VF
455
Virtu Financial
New York
$3.27M -$310K -965 -9%
CBT
456
Central Bank & Trust
Kentucky
$3.27M -$40.7K -127 -1%
MLIC
457
Mandatum Life Insurance Company
Finland
$3.25M
FAT
458
First American Trust
California
$3.23M +$3.25M +10,129 New
FBC
459
Fairfield, Bush & Co
Connecticut
$3.19M
SC
460
Scotia Capital
Ontario, Canada
$3.17M +$321K +1,001 +11%
CI
461
Cigna Investments
Connecticut
$3.14M -$114K -356 -3%
TFA
462
Transamerica Financial Advisors
Florida
$3.12M +$3.14M +9,778 +244,450%
Jacobs Levy Equity Management
463
Jacobs Levy Equity Management
New Jersey
$3.11M -$1.51M -4,722 -33%
Fayez Sarofim & Co
464
Fayez Sarofim & Co
Texas
$3.09M
FIM
465
Fernwood Investment Management
Massachusetts
$3.08M -$72.2K -225 -2%
LBC
466
Lawrence B. Cohen
$3.06M -$20.9K -65 -0.7%
GC
467
Gruss & Co
Florida
$3.03M +$160K +500 +6%
BRA
468
Bender Robert & Associates
California
$3.02M -$37.5K -117 -1%
AAM
469
Augustine Asset Management
Florida
$3.02M +$3.04M +9,471 New
FAAS
470
First Allied Advisory Services
California
$3.01M +$96.9K +302 +3%
Acadian Asset Management
471
Acadian Asset Management
Massachusetts
$2.99M +$773K +2,409 +35%
KAM
472
Kazazian Asset Management
Florida
$2.94M -$408K -1,272 -12%
NP
473
NS Partners
United Kingdom
$2.93M +$52.9K +165 +2%
FDCDDQ
474
Federation des caisses Desjardins du Quebec
Quebec, Canada
$2.92M +$136K +423 +5%
ARMC
475
American Research & Management Company
Massachusetts
$2.9M +$20.9K +65 +0.7%

BIIB Hedge Fund Activity: Q4 2017 in Review

1,122 of the 4,409 institutional investors tracked by Wall St. Rank reported a position in Biogen (BIIB) for Q4 2017, worth a combined $60B — up 1.6% from $59B a quarter earlier.

Buyers outnumbered sellers: 167 funds opened new BIIB positions and 48 closed out — a net gain of 119 holders — while 399 added to existing stakes and 384 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $623M. The largest seller was T. Rowe Price Associates, cutting an estimated $689M.

  • 1,122 institutional investors held Biogen (BIIB) as of Q4 2017, up from 1,014 in Q3 2017.
  • Funds reported $60B of Biogen stock for Q4 2017, up 1.6% quarter-over-quarter.
  • 167 funds opened new Biogen positions in Q4 2017 and 48 closed out, a net change of +119 holders.
  • The largest Biogen buyer in Q4 2017 was Fidelity Investments, an estimated $623M added.
  • The largest Biogen seller in Q4 2017 was T. Rowe Price Associates, an estimated $689M sold.

Based on aggregated 13F filings for Q4 2017.