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
276
$3.4M
277
$3.39M
278
$3.29M
279
$3.28M
280
$3.27M
281
$3.26M
282
$3.26M
283
$3.12M
284
$3.1M
285
$3.08M
286
$3M
287
$2.86M
288
$2.86M
289
$2.85M
290
$2.82M
291
$2.78M
292
$2.78M
293
$2.75M
294
$2.75M
295
$2.75M
296
$2.75M
297
$2.66M
298
$2.62M
299
$2.58M
300
$2.56M