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
301
$2.56M
302
$2.56M
303
$2.5M
304
$2.47M
305
$2.43M
306
$2.43M
307
$2.42M
308
$2.42M
309
$2.39M
310
$2.38M
311
$2.37M
312
$2.36M
313
$2.35M
314
$2.34M
315
$2.31M
316
$2.3M
317
$2.28M
318
$2.22M
319
$2.21M
320
$2.2M
321
$2.19M
322
$2.18M
323
$2.17M
324
$2.17M
325
$2.12M