We are live on ! Find out more

988 hedge funds and large institutions have $37.1B invested in Biogen in 2019 Q3 according to their latest regulatory filings, with 78 funds opening new positions, 319 increasing their positions, 416 reducing their positions, and 94 closing their positions.

New
Increased
Maintained
Reduced
Closed

6% more funds holding in top 10

Funds holding in top 10: 1617 (+1)

3.51% more ownership

Funds ownership: 83.33%86.84% (+3.5%)

1% less capital invested

Capital invested by funds: $37.6B → $37.1B (-$451M)

2% less funds holding

Funds holding: 1,010988 (-22)

17% less first-time investments, than exits

New positions opened: 78 | Existing positions closed: 94

23% less call options, than puts

Call options by funds: $1.07B | Put options by funds: $1.38B

23% less repeat investments, than reductions

Existing positions increased: 319 | Existing positions reduced: 416

Holders
988
Holders Change
-22
Holders Change %
-2.18%
% of All Funds
21.67%
Holding in Top 10
17
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+6.25%
% of All Funds
0.37%
New
78
Increased
319
Reduced
416
Closed
94
Calls
$1.07B
Puts
$1.38B
Net Calls
-$312M
Net Calls Change
+$6.8M
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$3.59B -$134M -573,590 -4%
Primecap Management
2
Primecap Management
California
$3.32B -$68.5M -293,990 -2%
Vanguard Group
3
Vanguard Group
Pennsylvania
$3.28B -$168M -719,828 -5%
State Street
4
State Street
Massachusetts
$1.97B -$75.5M -324,156 -4%
ClearBridge Investments
5
ClearBridge Investments
New York
$1.45B -$10.8M -46,421 -0.7%
Renaissance Technologies
6
Renaissance Technologies
New York
$983M +$405M +1,738,129 +70%
Wellington Management Group
7
Wellington Management Group
Massachusetts
$855M -$29.5M -126,769 -3%
AQR Capital Management
8
AQR Capital Management
Connecticut
$815M -$64.5M -277,141 -7%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$776M +$11.4M +48,970 +1%
Capital World Investors
10
Capital World Investors
California
$757M -$192M -823,456 -20%
Invesco
11
Invesco
Georgia
$668M -$29M -124,426 -4%
Northern Trust
12
Northern Trust
Illinois
$650M -$21M -90,235 -3%
D.E. Shaw & Co
13
D.E. Shaw & Co
New York
$621M +$22.3M +95,877 +4%
Arrowstreet Capital
14
Arrowstreet Capital
Massachusetts
$620M +$39M +167,598 +7%
Norges Bank
15
Norges Bank
Norway
$525M +$43.9M +188,745 +9%
Bank of New York Mellon
16
Bank of New York Mellon
New York
$440M +$38.2M +163,894 +9%
Deutsche Bank
17
Deutsche Bank
Germany
$418M +$18M +77,240 +5%
Goldman Sachs
18
Goldman Sachs
New York
$417M +$141K +606 +0%
Fidelity Investments
19
Fidelity Investments
Massachusetts
$400M -$75.1M -322,604 -16%
Boston Partners
20
Boston Partners
Massachusetts
$353M -$13.4M -57,411 -4%
AllianceBernstein
21
AllianceBernstein
Tennessee
$348M -$54.8M -235,507 -14%
American Century Companies
22
American Century Companies
Missouri
$337M +$887K +3,808 +0.3%
Bank of America
23
Bank of America
North Carolina
$312M -$18.6M -79,980 -6%
Legal & General Group
24
Legal & General Group
United Kingdom
$289M +$3.96M +17,002 +1%
N
25
Nuveen
North Carolina
$281M -$25.8M -110,665 -8%

BIIB Hedge Fund Activity: Q3 2019 in Review

988 of the 4,560 institutional investors tracked by Wall St. Rank reported a position in Biogen (BIIB) for Q3 2019, worth a combined $37.1B — down 1.2% from $37.6B a quarter earlier.

Sellers outnumbered buyers: 94 funds closed out of BIIB and 78 opened new positions — a net loss of 16 holders — while 416 trimmed existing stakes and 319 added.

The largest buyer was Renaissance Technologies, adding an estimated $405M. The largest seller was Capital World Investors, cutting an estimated $192M.

  • 988 institutional investors held Biogen (BIIB) as of Q3 2019, down from 1,010 in Q2 2019.
  • Funds reported $37.1B of Biogen stock for Q3 2019, down 1.2% quarter-over-quarter.
  • 78 funds opened new Biogen positions in Q3 2019 and 94 closed out, a net change of -16 holders.
  • The largest Biogen buyer in Q3 2019 was Renaissance Technologies, an estimated $405M added.
  • The largest Biogen seller in Q3 2019 was Capital World Investors, an estimated $192M sold.

Based on aggregated 13F filings for Q3 2019.