How big is Argenx US Inc.'s plan?

Argenx US Inc.'s plan reported $67.2M in assets and 705 participants for 2024.

Original filing (PDF)20251014195131NAL0004883536001

Argenx US Inc.

Name: Argenx US Inc. — Argenx US Inc. 401(k) Profit, Form 5500 (2024)
Creator: Argenx US Inc.
License: https://www.usa.gov/government-works

Form 5500

FILING_RECEIVED

Argenx US Inc. 401(k) Profit Sharing Plan

401(k) retirement plan · Argenx US Inc.'s Argenx US Inc. 401(k) Profit Sharing Plan held $67.2M in plan assets for 705 participants in 2024, with Fidelity as recordkeeper.

Signals · 2

No ERISA fidelity bondCorrective distributions issued

Active participants

705

Accounts w/ balance

702

Plan assets (EOY)

$67.2M

Net assets (EOY)

$67.2M

People on this filing

Dan Callagy signed Argenx US Inc.'s 2024 Form 5500 as plan administrator.

Dan Callagy — Plan Administrator — Form 5500 signer

Get verified email & phone for these signers

Signer names are public record from the Form 5500 e-signature.

Plan identifiers

Argenx US Inc.'s EIN is 36-4880497.

EIN 36-4880497

Plan number 001

Plan year 2024

ACK ID 20251014195131NAL0004883536001

Official Form 5500 document

Download the official 2024 Form 5500 (PDF) for Argenx US Inc. from the U.S. Department of Labor's EFAST2 system.

Download the official 2024 Form 5500 (PDF)

Plan features

Argenx US Inc.'s plan includes a default investment (QDIA), profit-sharing, ERISA 404(c) participant direction, a 401(k) feature.

Decision-maker contacts

One unlock reveals every key decision-maker — plan signer, CFO, HR & Benefits — with verified email + LinkedIn for ARGENX US INC..

Finding similar companies…

How this plan invests

This plan

29 securities

funds · stocks · CUSIPs

Holdings are itemized directly on this plan's Schedule of Assets, below.

Plan health score

Above-average plan

Directional indicator from public Form 5500 data — compliance & integrity, total plan cost, participant health and vendor stack, benchmarked against same-size peers. Not a fiduciary tool.

Compliance & integrity

Total plan cost

Plan health

Vendor & structure

100

Knocking points off

Corrective distributions issued (likely failed ADP/ACP testing).
No ERISA fidelity bond reported.
Low account-holder ratio — balance-holders per active participant in the bottom quartile of peers (17th percentile).

Plan sponsor

Name

ARGENX US INC.

EIN

all filings

Address

33 ARCH ST SUITE 3201 · BOSTON, MA · 02110

Phone

(413) 262-1768

Industry

Professional & Technical Services

Plan administrator

Same as plan sponsor.

Plan characteristics

Plan number

001

Plan year

2024

Plan year begin

2024-01-01

Tax period

2024-12-31

Filed

2025-10-14

Pension benefit codes

2T · Default investment account (QDIA)

3H · Sponsor in controlled / affiliated group

2E · Profit-sharing

2G · Total participant-directed accounts

2F · ERISA section 404(c)

2J · 401(k) feature

2K · 401(m) arrangement

3D · Pre-approved plan (master / prototype / VS)

Service providers (Schedule C)

2 rows

Recordkeeper

Name	EIN	Location	Relation	Direct comp	Indirect comp
FIDELITY INVESTMENTS INSTITUTIONAL	04-2647786	—	RECORDKEEPER	$3K	—

Advisor / Consultant

Name	EIN	Location	Relation	Direct comp	Indirect comp
STRATEGIC ADVISORS, INC.	04-2654524	—	ADVISOR	$22K	—

Investments

29 direct securities· $57.4M(85% of reported assets)

Mutual Funds

$48.2M

24 holdings

Common Collective Trusts

$6.8M

1 holding

Other securities

$1.4M

3 holdings

U.S. Treasuries

$994K

1 holding

					% of plan
Fidelity Freedom Index 2045 IPR Mutual Fund	Mutual Funds	—	—	$8.3M	12.4%
Fidelity Freedom Index 2040 IPR Mutual Fund	Mutual Funds	—	—	$8.2M	12.3%
Fidelity 500 Index Mutual Fund	Common Collective Trusts	—	—	$6.8M	10.2%
Fidelity Freedom Index 2030 IPR Mutual Fund	Mutual Funds	—	—	$5.4M	8.0%
Fidelity Blue Chip Growth K6 Mutual Fund	Mutual Funds	—	—	$4.7M	7.0%
Fidelity Freedom Index 2050 IPR Mutual Fund	Mutual Funds	—	—	$4.2M	6.2%
Fidelity Freedom Index 2055 IPR Mutual Fund	Mutual Funds	—	—	$2.8M	4.1%
American Funds American Mutual R6 Mutual Fund	Mutual Funds	—	—	$1.7M	2.5%
Fidelity Freedom Index 2025 IPR Mutual Fund	Mutual Funds	—	—	$1.3M	2.0%
Fidelity Freedom Index 2060 IPR Mutual Fund	Mutual Funds	—	—	$1.3M	1.9%
Fidelity Government Money Market K6 Mutual Fund	Mutual Funds	—	—	$1.3M	1.9%
Fidelity Mid Cap Index Mutual Fund	Mutual Funds	—	—	$1.2M	1.8%
Fidelity Global ex US Index Mutual Fund	Mutual Funds	—	—	$1.2M	1.7%
Fidelity International Capital Appreciation K6 Mutual Fund	Mutual Funds	—	—	$1.0M	1.5%
JP Morgan Government Bond R6 Mutual Fund	U.S. Treasuries	—	—	$994K	1.5%
Fidelity Small Cap Index Mutual Fund	Mutual Funds	—	—	$990K	1.5%
Fidelity Emerging Markets Index Mutual Fund	Mutual Funds	—	—	$860K	1.3%
Fidelity Freedom Index 2065 IPR Mutual Fund	Mutual Funds	—	—	$764K	1.1%
Fidelity Total Bond K6 Mutual Fund	Mutual Funds	—	—	$732K	1.1%
through May 2034 -	Other securities	—	—	$613K	0.9%
MFS Mid Cap Growth R6 Mutual Fund	Mutual Funds	—	—	$544K	0.8%
American Century Mid Cap Value R6 Mutual Fund	Other securities	—	—	$483K	0.7%
MFS Massachusetts Investors Trust R6 Mutual Fund	Mutual Funds	—	—	$437K	0.7%
Fidelity Inflation-Protected Bond Index Mutual Fund	Mutual Funds	—	—	$388K	0.6%
Fidelity US Bond Index Mutual Fund	Mutual Funds	—	—	$357K	0.5%
Fidelity Freedom Index 2020 IPR Mutual Fund	Mutual Funds	—	—	$290K	0.4%
Allspring Special Small Cap Value R6 Mutual Fund	Other securities	—	—	$261K	0.4%
Janus Henderson Triton N Mutual Fund	Mutual Funds	—	—	$241K	0.4%
Fidelity Freedom Index Income IPR Mutual Fund	Mutual Funds	—	—	$44K	<0.1%