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

Funds That Own Adaptive Biotechnologies Corp (ADPT)

3 of the 26 major funds we track reported ADPT in their latest 13F, worth $650.7M combined at quarter end.

FundManagerQuarterSharesValue% of portfolioChangeFiled
Viking Global InvestorsAndreas HalvorsenQ2 202629,993,708$643.4M1.83%No changeAug 14, 2026 ↗
Renaissance TechnologiesJim Simons (founder)Q2 2026302,800$6.50M0.01%▲ +26.3%Aug 13, 2026 ↗
Bridgewater AssociatesRay Dalio (founder)Q2 202640,087$860K0.00%▼ −55.3%Aug 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 →