63 hedge funds and large institutions have $916M invested in argenx in 2017 Q4 according to their latest regulatory filings, with 34 funds opening new positions, 20 increasing their positions, 5 reducing their positions, and 3 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
63
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$54.4M
2 +$49.5M
3 +$46.5M
4
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$38.2M
5
Millennium Management
Millennium Management
New York
+$37.6M

Top Sellers

1 -$9.03M
2 -$5.76M
3 -$3.99M
4
TCM
Tekla Capital Management
Massachusetts
-$1.8M
5
QF
QVT Financial
New York
-$1.29M
Name Holding Trade Value Shares
Change
Change in
Stake
1
$94.1M
2
$60.7M
3
$50.8M
4
$50.5M
5
$50.1M
6
$49.5M
7
$47.7M
8
$41M
9
$37.6M
10
$35.7M
11
$33.9M
12
$33.4M
13
$31.6M
14
$28.9M
15
$23.1M
16
$20.4M
17
$18.3M
18
$18.1M
19
$15.8M
20
$13.3M
21
$12.6M
22
$12.6M
23
$11.3M
24
$11.1M
25
$10.5M