Rallybio Corp
RLYB- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001739410
No open-market purchases or sales by Rallybio Corp insiders were filed in the last 90 days; 37 institutions reported holding it in 13F filings for Q2 2026, worth $65.0M in total; Viking Global Investors is the only superinvestor holding it.
13F holders, Q3 2021
Institutional positions in Rallybio Corp as of Sep 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 34
- +34 vs. Q2 2021
- Shares held
- 24.1M
- +24.1M vs. Q2 2021
- Total value
- $419.9M
- +$419.9M vs. Q2 2021
- New holders
- 34
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q2 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting RLYB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 37 | $65.0M |
| Q1 2026 | 38 | $41.9M |
| Q4 2025 | 46 | $16.6M |
| Q3 2025 | 45 | $14.1M |
| Q2 2025 | 48 | $10.5M |
| Q1 2025 | 47 | $20.9M |
| Q4 2024 | 49 | $31.1M |
| Q3 2024 | 49 | $36.5M |
| Q2 2024 | 66 | $42.4M |
| Q1 2024 | 62 | $55.9M |
| Q4 2023 | 54 | $75.9M |
| Q3 2023 | 58 | $105.2M |
| Q2 2023 | 59 | $188.3M |
| Q1 2023 | 53 | $183.3M |
| Q4 2022 | 58 | $212.3M |
| Q3 2022 | 53 | $402.1M |
| Q2 2022 | 47 | $208.8M |
| Q1 2022 | 47 | $193.9M |
| Q4 2021 | 38 | $260.1M |
| Q3 2021 | 34 | $419.9M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2021
Shares, value and share of portfolio for each institution holding Rallybio Corp; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Viking Global Investors LPSuperinvestorViking Global Investors | 4,194,777 | $73.7M | 0.20% | +4,194,777 | New |
| 5AM Venture Management, LLC | 4,190,724 | $73.7M | 14.96% | +4,190,724 | New |
| TPG Group Holdings (SBS) Advisors, Inc. | 3,028,414 | $53.2M | 0.53% | +3,028,414 | New |
| FMR LLC | 2,891,173 | $50.8M | 0.00% | +2,891,173 | New |
| New Leaf Venture Partners, L.L.C. | 2,301,603 | $40.5M | 11.67% | +2,301,603 | New |
| Pivotal bioVenture Partners Investment Advisor LLC | 2,271,311 | $39.9M | 14.11% | +2,271,311 | New |
| Tekla Capital Management LLC | 2,308,672 | $37.6M | 1.21% | +2,308,672 | New |
| HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse) | 903,673 | $15.9M | 0.21% | +903,673 | New |
| Sectoral Asset Management Inc | 527,136 | $9.27M | 0.77% | +527,136 | New |
| Laurion Capital Management LP | 400,000 | $7.03M | 0.10% | +400,000 | New |
| Vanguard Group Inc | 390,691 | $6.87M | 0.00% | +390,691 | New |
| BlackRock Inc. | 292,204 | $5.14M | 0.00% | +292,204 | New |
| Geode Capital Management, LLC | 69,963 | $1.23M | 0.00% | +69,963 | New |
| Millennium Management LLC | 61,236 | $1.08M | 0.00% | +61,236 | New |
| Northern Trust Corp | 57,510 | $1.01M | 0.00% | +57,510 | New |
| JPMorgan Chase & Co | 55,005 | $967.0K | 0.00% | +55,005 | New |
| State Street Corp | 49,583 | $872.0K | 0.00% | +49,583 | New |
| Charles Schwab Investment Management Inc | 14,448 | $254.0K | 0.00% | +14,448 | New |
| Bank of New York Mellon Corp | 11,832 | $208.0K | 0.00% | +11,832 | New |
| Caas Capital Management LP | 10,000 | $176.0K | 0.01% | +10,000 | New |
| New York State Common Retirement Fund | 4,396 | $77.0K | 0.00% | +4,396 | New |
| Deutsche Bank AG | 4,139 | $73.0K | 0.00% | +4,139 | New |
| American International Group, Inc. | 3,939 | $69.0K | 0.00% | +3,939 | New |
| California State Teachers Retirement System | 3,888 | $68.0K | 0.00% | +3,888 | New |
| Morgan Stanley | 2,152 | $38.0K | 0.00% | +2,152 | New |
| STRS Ohio | 1,700 | $29.0K | 0.00% | +1,700 | New |
| Royal Bank of Canada | 808 | $15.0K | 0.00% | +808 | New |
| Citigroup Inc | 821 | $14.0K | 0.00% | +821 | New |
| Legal & General Group Plc | 662 | $12.0K | 0.00% | +662 | New |
| Bank of America Corp | 628 | $11.0K | 0.00% | +628 | New |
| Ameritas Investment Partners, Inc. | 550 | $10.0K | 0.00% | +550 | New |
| Tower Research Capital LLC (TRC) | 472 | $8.00K | 0.00% | +472 | New |
| Resources Management Corp | 250 | $4.00K | 0.00% | +250 | New |
| Wells Fargo & Company | 39 | $1.00K | 0.00% | +39 | New |