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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
CI
126
Cambiar Investors
Colorado
$60.3M -$4.92M -15,340 -8%
FMI
127
Factory Mutual Insurance
Massachusetts
$57.7M +$1.96M +6,100 +3%
National Pension Service
128
National Pension Service
South Korea
$56.8M +$576K +1,796 +1%
TD Asset Management
129
TD Asset Management
Ontario, Canada
$55.3M -$4.21M -13,115 -7%
WRF
130
Waddell & Reed Financial
Kansas
$52M +$1.46M +4,544 +3%
Citadel Advisors
131
Citadel Advisors
Florida
$51.3M -$161M -502,732 -76%
BCIM
132
British Columbia Investment Management
British Columbia, Canada
$51M +$12.6M +39,136 +32%
Zurich Cantonal Bank
133
Zurich Cantonal Bank
Switzerland
$50.6M +$9.49M +29,597 +23%
N
134
Nuveen
North Carolina
$49.6M +$6.17M +19,239 +14%
US Bancorp
135
US Bancorp
Minnesota
$49.5M +$1.51M +4,706 +3%
State of Tennessee, Department of Treasury
136
State of Tennessee, Department of Treasury
Tennessee
$49.3M +$1.92M +5,986 +4%
ECP
137
Empyrean Capital Partners
California
$47.8M
Ohio Public Employees Retirement System (OPERS)
138
Ohio Public Employees Retirement System (OPERS)
Ohio
$47.7M +$901K +2,810 +2%
William Blair Investment Management
139
William Blair Investment Management
Illinois
$46.7M -$1.51M -4,711 -3%
SRIM
140
Saratoga Research & Investment Management
California
$46.4M +$1.36M +4,250 +3%
ACM
141
Argent Capital Management
Missouri
$46.1M +$332K +1,035 +0.8%
Baird Financial Group
142
Baird Financial Group
Wisconsin
$45.6M +$1.27M +3,954 +3%
GIA
143
Gateway Investment Advisers
Ohio
$45M -$2.32M -7,238 -5%
WCM
144
Wedge Capital Management
North Carolina
$44.4M +$1.36M +4,248 +3%
WA
145
WestEnd Advisors
North Carolina
$44.1M -$13.1M -40,710 -23%
IIP
146
Intermede Investment Partners
United Kingdom
$43.6M +$2.07M +6,450 +5%
Russell Investments Group
147
Russell Investments Group
United Kingdom
$42M -$41.1M -128,020 -49%
PP
148
Prudential plc
United Kingdom
$40.8M +$2.79M +8,700 +7%
AG
149
Aperio Group
California
$40.3M +$6.02M +18,780 +17%
Jennison Associates
150
Jennison Associates
New York
$39.9M +$8.93M +27,827 +29%

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.