We are live on ! Find out more

1,123 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, 385 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: 1,0151,123 (+108)

4% more repeat investments, than reductions

Existing positions increased: 399 | Existing positions reduced: 385

2% more capital invested

Capital invested by funds: $59B → $60B (+$1,000M)

0.05% less ownership

Funds ownership: 89.19%89.15% (-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: $994M | Put options by funds: $1.46B

Holders
1,123
Holders Change
+108
Holders Change %
+10.64%
% of All Funds
25.41%
Holding in Top 10
28
Holding in Top 10 Change
-10
Holding in Top 10 Change %
-26.32%
% of All Funds
0.63%
New
167
Increased
399
Reduced
385
Closed
48
Calls
$994M
Puts
$1.46B
Net Calls
-$465M
Net Calls Change
-$192M

BIIB Hedge Fund Activity: Q4 2017 in Review

1,123 of the 4,419 institutional investors tracked by Wall St. Rank reported a position in Biogen (BIIB) for Q4 2017, worth a combined $60B — up 1.7% 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 385 trimmed.

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

  • 1,123 institutional investors held Biogen (BIIB) as of Q4 2017, up from 1,015 in Q3 2017.
  • Funds reported $60B of Biogen stock for Q4 2017, up 1.7% 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.