Wednesday, October 28, 2026
Data from SEC filings, checked daily
Public filings, plainly told
Fund holders13F

Funds That Own RHYTHM PHARMACEUTICALS, INC. (RYTM)

2 of the 26 major funds we track reported RYTM in their latest 13F, worth $7.60M combined at quarter end.

FundManagerQuarterSharesValue% of portfolioChangeFiled
Renaissance TechnologiesJim Simons (founder)Q2 202668,281$7.58M0.01%▼ −73.5%Aug 13, 2026 ↗
Duquesne Family OfficeStanley DruckenmillerQ2 2026203,618$23K0.52%▲ NewAug 14, 2026 ↗
Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings

A 13F lists long positions in U.S.-listed stocks and some options at quarter end. It does not show short positions, cash, most foreign holdings, or trades made since. What a 13F can't tell you →