# Rallybio (RLYB): value investors who own it | moatshark

1 value investor held Rallybio in their Q2 2026 13F, led by Viking Global Investors. See who bought, sold and how ownership has changed by quarter.

## 13F holders

| Manager | Portfolio | Value | Change | Quarters held |
| --- | --- | --- | --- | --- |
| Viking Global Investors | 0.0% | $8.4m | Unchanged | 2 |

Source: SEC filings, via moatshark (https://www.moatshark.com/s/rlyb). Values traded and returns are estimates. Not investment advice. Built 2026-10-23.