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149 hedge funds and large institutions have $3.81B invested in argenx in 2019 Q4 according to their latest regulatory filings, with 46 funds opening new positions, 48 increasing their positions, 42 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed

92% more first-time investments, than exits

New positions opened: 46 | Existing positions closed: 24

80% more funds holding in top 10

Funds holding in top 10: 59 (+4)

71% more call options, than puts

Call options by funds: $19.8M | Put options by funds: $11.6M

49% more capital invested

Capital invested by funds: $2.55B → $3.81B (+$1.26B)

14% more repeat investments, than reductions

Existing positions increased: 48 | Existing positions reduced: 42

11% more funds holding

Funds holding: 134149 (+15)

3.85% less ownership

Funds ownership: 59.35%55.5% (-3.9%)

Holders
149
Holders Change
+15
Holders Change %
+11.19%
% of All Funds
2.94%
Holding in Top 10
9
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+80%
% of All Funds
0.18%
New
46
Increased
48
Reduced
42
Closed
24
Calls
$19.8M
Puts
$11.6M
Net Calls
+$8.19M
Net Calls Change
+$2.14M
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$681M +$62.5M +461,911 +12%
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$647M +$24M +177,564 +5%
Artisan Partners
3
Artisan Partners
Wisconsin
$212M +$4.93M +36,439 +3%
RG
4
Redmile Group
California
$185M +$9.85M +72,800 +7%
BBA
5
Baker Bros. Advisors
New York
$164M
BG
6
Bellevue Group
Switzerland
$156M -$710K -5,250 -0.5%
ACA
7
Avoro Capital Advisors
New York
$150M +$13.7M +101,500 +12%
Franklin Resources
8
Franklin Resources
California
$100M +$14.1M +104,441 +20%
Capital World Investors
9
Capital World Investors
California
$92.6M +$17.5M +129,588 +29%
Ameriprise
10
Ameriprise
Minnesota
$82.7M +$14.2M +105,320 +26%
EVM
11
Eaton Vance Management
Massachusetts
$66.3M -$14.1K -104 -0%
Federated Hermes
12
Federated Hermes
Pennsylvania
$59.8M
American Century Companies
13
American Century Companies
Missouri
$56.9M +$29M +214,593 +153%
AG
14
Artal Group
Luxembourg
$56.2M +$20.3M +150,000 +75%
Janus Henderson Group
15
Janus Henderson Group
United Kingdom
$53.5M +$4.81M +35,533 +12%
Wellington Management Group
16
Wellington Management Group
Massachusetts
$50.7M +$42.8M +316,106 New
Loomis, Sayles & Company
17
Loomis, Sayles & Company
Massachusetts
$50.5M -$943K -6,975 -2%
BAMCO Inc
18
BAMCO Inc
New York
$47.8M +$1.75M +12,962 +5%
EAM
19
Eventide Asset Management
Massachusetts
$47.7M +$9.1M +67,300 +29%
DCM
20
Driehaus Capital Management
Illinois
$44.4M -$3.84M -28,396 -9%
Jennison Associates
21
Jennison Associates
New York
$44.1M +$7.65M +56,547 +26%
CS
22
Credit Suisse
Switzerland
$41.4M -$2.82M -20,850 -7%
O
23
OrbiMed
New York
$41.1M -$7.32M -54,100 -17%
RSCM
24
Rock Springs Capital Management
Maryland
$39.7M +$8.9M +65,800 +36%
EC
25
EcoR1 Capital
California
$32.4M -$44.5M -329,048 -62%

ARGX Hedge Fund Activity: Q4 2019 in Review

149 of the 5,075 institutional investors tracked by Wall St. Rank reported a position in argenx (ARGX) for Q4 2019, worth a combined $3.81B — up 49% from $2.55B a quarter earlier.

Buyers outnumbered sellers: 46 funds opened new ARGX positions and 24 closed out — a net gain of 22 holders — while 48 added to existing stakes and 42 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $62.5M. The largest seller was EcoR1 Capital, cutting an estimated $44.5M.

  • 149 institutional investors held argenx (ARGX) as of Q4 2019, up from 134 in Q3 2019.
  • Funds reported $3.81B of argenx stock for Q4 2019, up 49% quarter-over-quarter.
  • 46 funds opened new argenx positions in Q4 2019 and 24 closed out, a net change of +22 holders.
  • The largest argenx buyer in Q4 2019 was Fidelity Investments, an estimated $62.5M added.
  • The largest argenx seller in Q4 2019 was EcoR1 Capital, an estimated $44.5M sold.

Based on aggregated 13F filings for Q4 2019.