Whale Analyzer
Top public holders · 13F and disclosure aggregation

Who owns RYTM? 13F holders and whale ownership

RYTM is tracked across public portfolios in Whale Analyzer. This page answers who owns RYTM, which top funds are buying RYTM, aggregate disclosed value, and recent position changes based on public data.

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5Tracked holders
$1.60BAggregate reported value
2026-05-19Page updated
2 held, 2 reduced, 1 increasedRecent changes

Top holders

InvestorReported valueSharesChange
Peter Kolchinsky 13F portfolio
RA Capital Management holdings
$579.8M6.7MHeld
Baker Bros. Advisors 13F portfolio
Baker Bros. Advisors holdings
$487.4M5.6MHeld
PRIMECAP Management 13F portfolio
PRIMECAP Management Company holdings
$297.2M3.4MReduced
Joseph Edelman 13F portfolio
Perceptive Advisors holdings
$206.4M2.4MReduced
Samuel Isaly 13F portfolio
OrbiMed Advisors holdings
$27.3M314.1KIncreased

How to read this page

Values are reported public positions from tracked investors and institutions. They are not real-time ownership totals for the company.

This page is generated from public filings and public disclosures. It is for research and education only and is not investment advice.

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Frequently asked questions

Who owns RYTM stock?

Whale Analyzer tracks 5 public institutional holders of RYTM with a combined reported value of $1.60B. See the holder table above for the largest tracked positions.

Which top funds are buying RYTM?

Check the "Change" column in the holders table above. "New" means a fresh position was initiated, "Added" means an existing position was increased, and "Reduced" or "Sold" indicates trimming.

What does 13F ownership mean for RYTM?

Use the interactive RYTM dashboard on Whale Analyzer for real-time holder analysis, or read our 13F Alpha Signals Guide.