922 hedge funds and large institutions have $24.7B invested in Biogen in 2022 Q2 according to their latest regulatory filings, with 78 funds opening new positions, 294 increasing their positions, 352 reducing their positions, and 94 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

less capital invested

Capital invested by funds: $ → $

less call options, than puts

Call options by funds: $ | Put options by funds: $

3% less funds holding

Funds holding: 947922 (-25)

16% less repeat investments, than reductions

Existing positions increased: 294 | Existing positions reduced: 352

17% less first-time investments, than exits

New positions opened: 78 | Existing positions closed: 94

Holders
922
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
13
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$974M
Puts
$1.03B
Net Calls
Net Calls Change

Top Buyers

1 +$130M
2 +$102M
3 +$89.4M
4
Morgan Stanley
Morgan Stanley
New York
+$85.9M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$73.8M
Name Holding Trade Value Shares
Change
Change in
Stake
226
$5.47M
227
$5.47M
228
$5.4M
229
$5.31M
230
$5.12M
231
$5.1M
232
$5.06M
233
$5.05M
234
$5M
235
$4.93M
236
$4.86M
237
$4.84M
238
$4.76M
239
$4.75M
240
$4.68M
241
$4.63M
242
$4.61M
243
$4.46M
244
$4.42M
245
$4.38M
246
$4.35M
247
$4.25M
248
$4.18M
249
$4.11M
250
$4.11M