Renaissance Technologies LLC
- SEC CIK
- 0001037389
- Latest filing
- Aug 13, 2026
RLYB holding history
Rallybio Corp in every 13F filed by Renaissance Technologies LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
RLYB overviewAll 13F holders of RLYBFull Q2 2026 holdings
- Shares (Q2 2026)
- 199,907
- Value
- $3.20M
- % of portfolio
- <0.1%
- Quarters held
- 12
- Since Q1 2022
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 199,907 | $3.20M | <0.1% | +43,380+27.7% | Added | Holders |
| Q1 2026 | 156,527 | $1.40M | <0.1% | +52,066+49.8% | AddedConverted for a 1-for-8 split | Holders |
| Q4 2025 | 835,692 | $573.4K | <0.1% | +120,892+16.9% | Added | Holders |
| Q3 2025 | 714,800 | $356.7K | <0.1% | +229,768+47.4% | Added | Holders |
| Q2 2025 | 485,032 | $163.9K | <0.1% | +88,532+22.3% | Added | Holders |
| Q1 2025 | 396,500 | $259.5K | <0.1% | −44,818−10.2% | Reduced | Holders |
| Q4 2024 | 441,318 | $423.7K | <0.1% | +37,618+9.3% | Added | Holders |
| Q3 2024 | 403,700 | $472.3K | <0.1% | +63,000+18.5% | Added | Holders |
| Q2 2024 | 340,700 | $456.5K | <0.1% | −147,400−30.2% | Reduced | Holders |
| Q1 2024 | 488,100 | $903.0K | <0.1% | +488,100 | New | Holders |
| Q1 2023 | 0 | $0 | 0.0% | −13,800−100.0% | Sold out | Holders |
| Q4 2022 | 13,800 | $91.0K | <0.1% | +13,800 | New | Holders |
| Q2 2022 | 0 | $0 | 0.0% | −52,715−100.0% | Sold out | Holders |
| Q1 2022 | 52,715 | $368.0K | <0.1% | +52,715 | New | Holders |