How big is Rhythm Pharmaceuticals Inc.'s plan?

Rhythm Pharmaceuticals Inc.'s plan reported $22.9M in assets and 191 participants for 2024.

Original filing (PDF)20251002053252NAL0000105795001

Rhythm Pharmaceuticals Inc.

Name: Rhythm Pharmaceuticals Inc. — Rhythm Pharmaceuticals, Form 5500 (2024)
Creator: Rhythm Pharmaceuticals Inc.
License: https://www.usa.gov/government-works

Form 5500

FILING_RECEIVED

Rhythm Pharmaceuticals Inc. 401(k) Plan

401(k) retirement plan · Rhythm Pharmaceuticals Inc.'s Rhythm Pharmaceuticals Inc. 401(k) Plan held $22.9M in plan assets for 191 participants in 2024, with Fidelity as recordkeeper.

Active participants

191

Accounts w/ balance

229

Plan assets (EOY)

$22.9M

Net assets (EOY)

$22.7M

People on this filing

JEAN Moloney signed Rhythm Pharmaceuticals Inc.'s 2024 Form 5500 as plan administrator.

JEAN Moloney — 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

Rhythm Pharmaceuticals Inc.'s EIN is 46-2159271.

EIN 46-2159271

Plan number 001

Plan year 2024

ACK ID 20251002053252NAL0000105795001

Official Form 5500 document

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

Download the official 2024 Form 5500 (PDF)

Plan features

Rhythm Pharmaceuticals Inc.'s plan includes automatic enrollment, 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 RHYTHM PHARMACEUTICALS INC..

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How this plan invests

This plan

34 securities

funds · stocks · CUSIPs

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

Plan health score

Top-tier plan health

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

100

Total plan cost

Plan health

Vendor & structure

100

Plan sponsor

Name

RHYTHM PHARMACEUTICALS INC.

EIN

all filings

Address

222 BERKELEY ST. · 12TH FLOOR · BOSTON, MA · 02116

Phone

(857) 264-4290

Industry

Professional & Technical Services

Plan administrator

Name

FIDELITY WORKPLACE SERVICES LLC

EIN

04-3532603

City

COVINGTON, KY

Phone

(859) 386-4199

Plan characteristics

Plan number

001

Plan year

2024

Plan year begin

2024-01-01

Tax period

2024-12-31

Filed

2025-10-02

Pension benefit codes

2K · 401(m) arrangement

2S · Automatic enrollment

2T · Default investment account (QDIA)

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

2E · Profit-sharing

2F · ERISA section 404(c)

2G · Total participant-directed accounts

2J · 401(k) feature

Service providers (Schedule C)

2 rows

Recordkeeper

Name	EIN	Location	Relation	Direct comp	Indirect comp
FIDELITY WORKPLACE SERVICES LLC	04-3532603	—	PLAN ADMINISTRATOR	$11K	—

Advisor / Consultant

Name	EIN	Location	Relation	Direct comp	Indirect comp
STRATEGIC ADVISORS, INC.	04-2654524	—	ADVISOR	$6K	—

Investments

34 direct securities· $19.6M(85% of reported assets)

Mutual Funds

$13.5M

21 holdings

Common Collective Trusts

$4.9M

9 holdings

Other securities

$1.2M

4 holdings

					% of plan
Vanguard 500 Index Fund Admiral Shares Mutual Fund	Common Collective Trusts	—	—	$2.7M	11.6%
Fidelity Freedom Index 2050 Fund Investor Class Mutual Fund	Mutual Funds	—	—	$2.6M	11.1%
Fidelity Freedom Index 2045 Fund Investor Class Mutual Fund	Mutual Funds	—	—	$2.2M	9.4%
Fidelity Freedom Index 2030 Fund Investor Class Mutual Fund	Mutual Funds	—	—	$2.0M	8.9%
Fidelity Freedom Index 2040 Fund Investor Class Mutual Fund	Mutual Funds	—	—	$1.7M	7.6%
Fidelity Freedom Index 2055 Fund Investor Class Mutual Fund	Mutual Funds	—	—	$1.5M	6.4%
Fidelity Freedom Index 2025 Fund Investor Class Mutual Fund	Mutual Funds	—	—	$866K	3.8%
Fidelity Freedom Index 2060 Fund Investor Class Mutual Fund	Mutual Funds	—	—	$618K	2.7%
Hartford Core Equity Fund Class R6 Mutual Fund	Other securities	—	—	$614K	2.7%
Vanguard Total Stock Market Index Fund Admiral Shares Mutual Fund	Common Collective Trusts	—	—	$530K	2.3%
Vanguard Mid-Cap Growth Index Fund Admiral Shares Mutual Fund	Common Collective Trusts	—	—	$430K	1.9%
Victory Sycamore Established Value Fund Class R6 Mutual Fund	Other securities	—	—	$393K	1.7%
Vanguard Extended Market Index Fund Admiral Shares Mutual Fund	Common Collective Trusts	—	—	$363K	1.6%
MFS International Growth Fund Class R6 Mutual Fund	Mutual Funds	—	—	$322K	1.4%
MFS Value Fund Class R6 Mutual Fund	Mutual Funds	—	—	$289K	1.3%
DFA International Core Equity I Mutual Fund	Mutual Funds	—	—	$277K	1.2%
Vanguard Small-Cap Index Fund Admiral Shares Mutual Fund	Common Collective Trusts	—	—	$249K	1.1%
Vanguard Intermediate-Term Bond Index Fund Admiral Shares Mutual Fund	Common Collective Trusts	—	—	$243K	1.1%
Vanguard Developed Markets Index Fund Admiral Shares Mutual Fund	Common Collective Trusts	—	—	$236K	1.0%
Vanguard Short-Term Investment-Grade Fund Admiral Shares Mutual Fund	Mutual Funds	—	—	$179K	0.8%
Vanguard Federal Money Market Fund Mutual Fund	Mutual Funds	—	—	$171K	0.7%
DFA Emerging Markets Core Equity Portfolio Institutional Class Mutual Fund	Mutual Funds	—	—	$165K	0.7%
Fidelity Freedom Index 2020 Fund Investor Class Mutual Fund	Mutual Funds	—	—	$158K	0.7%
Vanguard Explorer Fund Admiral Shares Mutual Fund	Mutual Funds	—	—	$142K	0.6%
Vanguard Small-Cap Value Index Fund Admiral Shares Mutual Fund	Common Collective Trusts	—	—	$130K	0.6%
through June 2029 -	Other securities	—	—	$107K	0.5%
Fidelity Freedom Index 2015 Fund Investor Class Mutual Fund	Mutual Funds	—	—	$105K	0.5%
PGIM Global Total Return R6 Mutual Fund	Other securities	—	—	$97K	0.4%
DFA Global Real Estate Securities Portfolio Mutual Fund	Mutual Funds	—	—	$91K	0.4%
DFA Intermediate Government Fixed Income Portfolio Institutional Class Mutual Fund	Mutual Funds	—	—	$69K	0.3%
Vanguard Balanced Index Fund Admiral Shares Mutual Fund	Common Collective Trusts	—	—	$61K	0.3%
DFA Inflation-Protected Securities Portfolio Mutual Fund	Mutual Funds	—	—	$31K	0.1%
Fidelity Freedom Index 2065 Fund Investor Class Mutual Fund	Mutual Funds	—	—	$31K	0.1%
Fidelity Freedom Index Income Institutional Premium Class Mutual Fund	Mutual Funds	—	—	$6K	<0.1%