NEA Management Company, LLC RYTM — RHYTHM PHARMACEUTICALS INC

Ownership history in NEA Management Company, LLC  ·  33 quarters on record

AI Ownership Summary

NEA Management Company, LLC reported RHYTHM PHARMACEUTICALS INC (RYTM) in 33 quarterly 13F filings from 2023 Q4 through 2025 Q4. Peak portfolio weight reached 16.13% in 2025 Q3. The latest visible filing shows RYTM at 15.88% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this RYTM ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was NEA Management Company, LLC's position in RHYTHM PHARMACEUTICALS INC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q4

RYTM was reported at 15.88% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
16.13% in 2025 Q3

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2025 Q4

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

RYTM stock page NEA Management Company, LLC fund profile NEA Management Company, LLC full holdings
How NEA Management Company, LLC held RYTM — position size vs. price
% of Fund (quarterly)    RYTM price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 9 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q4 UNCHANGED — — — 2,909,956 — 0% 15.88% $311.5M 2026-02-14 (Est.) $98.07
2025 Q3 UNCHANGED — — — 2,909,956 — 0% 16.13% $293.9M 2025-11-14 $99.41
2025 Q2 UNCHANGED — — — 2,909,956 — 0% 13.84% $183.9M 2025-08-14 $96.48
2025 Q1 UNCHANGED — — — 2,909,956 — 0% 11.87% $154.1M 2025-05-14 $57.28
2024 Q4 UNCHANGED — — — 2,909,956 — 0% 9.19% $162.9M 2025-02-14 $56.69
2024 Q3 UNCHANGED — — — 2,909,956 — 0% 8.31% $152.5M 2024-11-14 $59.77
2024 Q2 UNCHANGED — — — 2,909,956 — 0% 8.99% $119.5M 2024-08-14 $45.88
2024 Q1 UNCHANGED — — — 2,909,956 — 0% 7.83% $126.1M 2024-05-15 $39.60
2023 Q4 UNCHANGED — — — 2,909,956 — 0% 8.92% $133.77B 2024-02-14 $50.05
24 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding RYTM

As of 2026 Q1 — sorted by position size

CORNERSTONE PARTNERS CAPITAL MANAGEMENT, LLC 3Y 0.53% HARBOR CAPITAL ADVISORS, INC. 3Y 0.21% TOTH FINANCIAL ADVISORY CORP 3Y 7Y 0.1% China Universal Asset Management Co., Ltd. 3Y 0.08% Abel Hall, LLC 0.07% PROFUND ADVISORS LLC 3Y 7Y 0.07% ELEVATION WEALTH PARTNERS, LLC 0.06% Pictet Asset Management Holding SA 0.06% WEDGE CAPITAL MANAGEMENT L L P/NC 3Y 7Y 0.04% E Fund Management Co., Ltd. 3Y 0.02%

FAQ About NEA Management Company, LLC and RYTM

These are the practical questions this page is built to answer before you even open the full history table.

How long has NEA Management Company, LLC reported owning RYTM?

NEA Management Company, LLC reported RYTM across 9 quarterly 13F filings, from 2023 Q4 through 2025 Q4.

What was the largest reported RYTM position in NEA Management Company, LLC's portfolio?

The largest reported portfolio weight for RYTM was 16.13% in 2025 Q3.

What is the latest reported RYTM position on this page?

The most recent filing on this page is 2025 Q4, when NEA Management Company, LLC reported 2,909,956 shares, equal to 15.88% of portfolio, with an estimated market value of $311.5M.

What does the chart on this RYTM ownership page compare?

The chart compares NEA Management Company, LLC's quarterly RYTM portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

How well did NEA Management Company, LLC time their RYTM position?

Based on 13F filing dates vs. subsequent RYTM price moves, NEA Management Company, LLC correctly timed 2 out of 3 reported position changes (67%). The annualised alpha on RYTM relative to SPY over the holding period was +3.0%.

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