Which hedge funds own RLYB? RALLYBIO CORP, Q2 2026 13F holders
7 of the hedge funds tracked by WhaleCreep disclosed a position in RLYB (RALLYBIO CORP) in their Q2 2026 13F filings, worth $31.3m in total. The largest holder by portfolio weight is Rangeley Capital, LLC at 1.6% of its book. 1 manager opened a new position this quarter: Two Sigma Investments, LP. 4 exited: 5am Venture Management, LLC, Balyasny Asset Management L.P., Cormorant Asset Management, LP.
7tracked managers holding
1opened this quarter
4exited this quarter
Which hedge funds hold RLYB? Current holders by portfolio weight
| Manager | As of | Weight of book | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|
| Rangeley Capital, LLC | Q2 2026 | 1.6% | $1.7m | 104,850 | 248% | added |
| Adar1 Capital Management, LLC | Q2 2026 | 0.7% | $14.8m | 926,352 | 4411% | added |
| Almitas Capital LLC | Q2 2026 | 0.5% | $1.9m | 120,682 | -37% | reduced |
| Nantahala Capital Management, LLC | Q2 2026 | 0.2% | $3.0m | 188,422 | -37% | reduced |
| Viking Global Investors LP | Q2 2026 | 0.0% | $8.4m | 524,347 | 0% | held |
| Citadel Advisors LLC | Q2 2026 | 0.0% | $1.2m | 72,200 | 263% | added |
| Two Sigma Investments, LP | Q2 2026 | 0.0% | $265.9k | 16,619 | – | new |
Exited since the previous quarter
| Manager | Prior weight | Prior value |
|---|---|---|
| 5am Venture Management, LLC | 2.9% | $2.6m |
| Balyasny Asset Management L.P. | 0.1% | $3.4m |
| Cormorant Asset Management, LP | 2.8% | $3.6m |
| Laurion Capital Management LP | 1.8% | $2.7m |
Held in a manager's last filing on record
These managers have not filed for the latest quarter; their last disclosure is dated.
| Manager | Last filing | Weight |
|---|---|---|
| renaissance | Q2 2026 | 0.0% |
How has hedge fund ownership of RLYB changed?
| Quarter | Managers holding | Combined value |
|---|---|---|
| Q2 2026 | 8 | $34.5m |
| Q1 2026 | 11 | $23.5m |
| Q4 2025 | 2 | $3.5m |
| Q3 2025 | 2 | $2.4m |
| Q2 2025 | 2 | $1.6m |
| Q1 2025 | 2 | $3.0m |
| Q4 2024 | 2 | $4.5m |
| Q3 2024 | 2 | $5.4m |
| Q2 2024 | 3 | $6.1m |
| Q1 2024 | 2 | $8.7m |
| Q4 2023 | 1 | $10.0m |
| Q3 2023 | 1 | $14.1m |
| Q2 2023 | 1 | $23.7m |
| Q1 2023 | 1 | $24.0m |
| Q4 2022 | 2 | $27.7m |
| Q3 2022 | 1 | $60.7m |
Counts every tracked manager that disclosed RLYB in that quarter's filing, including managers that have since stopped filing.