argenx SE Ownership | Who Owns argenx SE?

argenx SE Ownership Summary

argenx SE is owned by 52.63% institutional investors, and 47.37% retail investors. Fmr is the largest institutional shareholder, holding 9.35% of ARGX shares. American Funds Europacific Growth A is the top mutual fund, with 1.91% of its assets in argenx SE shares.

ARGX Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	argenx SE	52.63%	-	47.37%
Sector	Healthcare Stocks	488.30%	11.08%	-399.38%
Industry	Biotech Stocks	307.10%	11.11%	-218.21%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Fmr	5.62M	9.35%	$3.46B
Price t rowe associates inc /md/	5.52M	9.18%	$3.39B
Artisan partners limited partnership	2.35M	3.85%	$1.30B
Janus henderson group	2.31M	3.85%	$1.42B
Capital world investors	1.95M	3.20%	$1.08B
Avoro capital advisors	1.18M	1.93%	$647.68M
Blackrock	1.01M	1.71%	$434.90M
Morgan stanley	819.84K	1.38%	$352.57M
Rtw investments, lp	673.50K	1.10%	$371.25M
Clearbridge investments	629.83K	1.05%	$387.34M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Checkpoint capital	92.50K	28.95%	$56.89M
Avoro capital advisors	1.18M	11.34%	$647.68M
Eagle health investments lp	74.99K	11.31%	$46.12M
Tri locum partners lp	58.26K	7.42%	$35.83M
Bellevue group	571.04K	6.94%	$314.77M
Rock springs capital management lp	175.75K	6.04%	$96.88M
Dcf advisers	20.00K	5.95%	$12.30M
Patient square capital lp	29.00K	5.76%	$15.99M
Rtw investments, lp	673.50K	5.29%	$371.25M
Acuta capital partners	6.70K	5.16%	$3.69M

Top Buyers

Holder	Shares	% Assets	Change
Fmr	5.62M	0.21%	824.75K
D. e. shaw	288.30K	0.13%	186.70K
Adage capital partners gp	297.11K	0.28%	158.48K
Morgan stanley	819.84K	0.03%	125.96K
Public sector pension investment board	105.97K	0.27%	105.97K

Top Sellers

Holder	Shares	% Assets	Change
Blackrock funding, inc. /de	550.15K	0.01%	-471.18K
Artisan partners limited partnership	2.35M	1.90%	-436.11K
Massachusetts financial services co /ma/	-	-	-425.55K
Deep track capital, lp	-	-	-365.00K
Price t rowe associates inc /md/	5.52M	0.39%	-303.65K

New Positions

Holder	Shares	% Assets	Change	Value
Public sector pension investment board	105.97K	0.27%	105.97K	$65.17M
Hudson bay capital management lp	67.92K	0.13%	67.92K	$37.44M
Melqart asset management (uk)	38.00K	1.35%	38.00K	$16.34M
Patient square capital lp	29.00K	5.76%	29.00K	$15.99M
Schroder investment management group	23.63K	0.01%	23.63K	$13.02M

Sold Out

Holder	Change
Mendota financial group	-1.00
Central trust	-1.00
Nelson, van denburg & campbell wealth management group	-1.00
Clarivest asset management	-1.00
Financial synergies wealth advisors	-1.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2025	456	-1.08%	32,120,664	-3.07%	52	1.72%	229	-2.14%	147	-2.65%
Mar 31, 2025	461	12.99%	33,399,374	-2.11%	55	1.73%	233	3.56%	154	29.41%
Dec 31, 2024	397	3.66%	34,089,629	-2.70%	56	1.67%	218	13.54%	119	4.39%
Sep 30, 2024	379	7.06%	35,027,638	2.29%	58	1.75%	191	5.52%	112	5.66%
Jun 30, 2024	352	1.44%	34,243,761	0.87%	57	1.64%	180	3.45%	106	-3.64%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
American Funds Europacific Growth A	1.16M	1.91%	-
Capital Group EuroPacific Growth Comp	1.16M	1.91%	-
Capital Group EUPAC Composite	1.12M	1.83%	-48.35K
American Funds EUPAC A	1.12M	1.83%	-48.35K
Fidelity Growth Compy Commingled Pl S	870.52K	1.42%	-6.85K
Fidelity Growth Compy Commingled Pl O	839.00K	1.40%	-
T. Rowe Price Health Sciences	703.80K	1.15%	20.62K
US Small-Cap Growth II Equity Comp	624.31K	1.02%	-155.42K
Fidelity Growth Company Fund	623.33K	1.02%	-3.73K
BB Biotech AG Ord	591.00K	0.97%	-39.00K

ARGX Ownership FAQ

Who Owns argenx SE?

argenx SE shareholders are primarily institutional investors at 52.63%, followed by 0% insiders and 0% retail investors. The average institutional ownership in argenx SE's industry, Biotech Stocks , is 307.10%, which argenx SE falls below.

Who owns the most shares of argenx SE?

argenx SE’s largest shareholders are Fmr (5.62M shares, 9.35%), Price t rowe associates inc /md/ (5.52M shares, 9.18%), and Artisan partners limited partnership (2.35M shares, 3.85%). Together, they hold 22.38% of argenx SE’s total shares outstanding.

Does Blackrock own argenx SE?

Yes, BlackRock owns 1.71% of argenx SE, totaling 1.01M shares as of Jun 2024. This represents 0.01% of BlackRock's total assets, with a market value of 434.9M$. In the last quarter, BlackRock decreased its holdings by -35.998K shares, a -3.44% change.

Who is argenx SE’s biggest shareholder by percentage of total assets invested?

Checkpoint capital is argenx SE’s biggest shareholder by percentage of total assets invested, with 28.95% of its assets in 92.5K argenx SE shares, valued at 56.89M$.

Who is the top mutual fund holder of argenx SE shares?

American Funds Europacific Growth A is the top mutual fund holder of argenx SE shares, with 1.91% of its total shares outstanding invested in 1.16M argenx SE shares.

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