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 2024
Institutional positions in Rallybio Corp as of Sep 30, 2024. 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
- 49
- −16 vs. Q2 2024
- Shares held
- 31.2M
- −104.5K (−0.3%) vs. Q2 2024
- Total value
- $36.5M
- −$5.45M (−13.0%) vs. Q2 2024
- New holders
- 2
- 11 more added
- Sold out
- 18
- 22 more reduced
1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: 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 2024
Shares, value and share of portfolio for each institution holding Rallybio Corp; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Citigroup Inc | 55 | $64 | 0.00% | −20,696−99.7% | Reduced |
| JPMorgan Chase & Co | 882 | $1.03K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 1,049 | $1.23K | 0.00% | −5,341−83.6% | Reduced |
| UBS Group AG | 2,342 | $2.74K | 0.00% | −8,299−78.0% | Reduced |
| Tower Research Capital LLC (TRC) | 3,460 | $4.05K | 0.00% | −9,719−73.7% | Reduced |
| Hartford Financial Management Inc. | 6,500 | $7.61K | 0.00% | 00.0% | Unchanged |
| Catalyst Funds Management Pty Ltd | 7,800 | $9.13K | 0.00% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 7,964 | $9.32K | 0.00% | +1,747+28.1% | Added |
| Point72 (DIFC) Ltd | 8,146 | $9.53K | 0.00% | −5,787−41.5% | Reduced |
| Bank of America Corp | 8,739 | $10.2K | 0.00% | −154−1.7% | Reduced |
| Captrust Financial Advisors | 10,000 | $11.7K | 0.00% | −94−0.9% | Reduced |
| Qube Research & Technologies Ltd | 10,664 | $12.5K | 0.00% | −43,537−80.3% | Reduced |
| Utah Retirement Systems | 13,240 | $15.5K | 0.00% | 00.0% | Unchanged |
| ADAR1 Capital Management, LLC | 13,300 | $15.6K | 0.00% | +2,100+18.8% | Added |
| HSBC Holdings PLC | 14,078 | $16.2K | 0.00% | −3,453−19.7% | Reduced |
| XTX Topco Ltd | 14,649 | $17.1K | 0.00% | +14,649 | New |
| Barclays PLC | 15,390 | $18.0K | 0.00% | −11,149−42.0% | Reduced |
| Squarepoint Ops LLC | 18,364 | $21.5K | 0.00% | −13,553−42.5% | Reduced |
| Dimensional Fund Advisors LP | 21,203 | $24.8K | 0.00% | 00.0% | Unchanged |
| HarbourVest Partners LLC | 21,877 | $25.6K | 0.01% | 00.0% | Unchanged |
| Northeast Financial Consultants Inc | 22,088 | $25.8K | 0.00% | 00.0% | Unchanged |
| Point72 Asia (Singapore) Pte. Ltd. | 22,119 | $25.9K | 0.00% | −23,412−51.4% | Reduced |
| Jane Street Group, LLC | 22,275 | $26.1K | 0.00% | −30,805−58.0% | Reduced |
| Morgan Stanley | 36,484 | $42.7K | 0.00% | −18,601−33.8% | Reduced |
| Wells Fargo & Company | 50,300 | $58.9K | 0.00% | +12,500+33.1% | Added |
| Northern Trust Corp | 60,942 | $71.3K | 0.00% | −167,973−73.4% | Reduced |
| State Street Corp | 62,072 | $72.6K | 0.00% | −3,150−4.8% | Reduced |
| Two Sigma Investments, LP | 86,324 | $101.0K | 0.00% | +33,071+62.1% | Added |
| Acadian Asset Management LLC | 90,247 | $104.0K | 0.00% | +22,552+33.3% | Added |
| Bridgeway Capital Management, LLC | 91,600 | $107.2K | 0.00% | −4,600−4.8% | Reduced |
| Two Sigma Advisers, LP | 91,600 | $107.2K | 0.00% | +67,100+273.9% | Added |
| Susquehanna International Group, LLP | 92,333 | $108.0K | 0.00% | −3,784−3.9% | Reduced |
| BlackRock, Inc. | 200,850 | $235.0K | 0.00% | +200,850 | New |
| Geode Capital Management, LLC | 244,986 | $286.7K | 0.00% | +24,980+11.4% | Added |
| Millennium Management LLC | 342,944 | $401.2K | 0.00% | −117,022−25.4% | Reduced |
| Renaissance Technologies LLC | 403,700 | $472.3K | 0.00% | +63,000+18.5% | Added |
| Mariner, LLC | 405,629 | $474.6K | 0.00% | −20.0% | Reduced |
| Laurion Capital Management LP | 735,543 | $860.6K | 0.06% | −47,848−6.1% | Reduced |
| Almitas Capital LLC | 875,434 | $1.02M | 0.36% | +774,558+767.8% | Added |
| Vanguard Group Inc | 925,521 | $1.08M | 0.00% | +67,625+7.9% | Added |
| Standard Life Aberdeen plc | 1,727,067 | $2.02M | 0.00% | 00.0% | Unchanged |
| Canaan Partners XI LLC | 1,910,987 | $2.24M | 1.89% | −148,725−7.2% | Reduced |
| FMR LLC | 2,315,480 | $2.71M | 0.00% | +25,422+1.1% | Added |
| Pivotal bioVenture Partners Investment Advisor LLC | 2,404,644 | $2.81M | 1.67% | 00.0% | Unchanged |
| TPG GP A, LLC | 3,028,414 | $3.54M | 0.06% | 00.0% | Unchanged |
| New Leaf Venture Partners, L.L.C. | 3,301,603 | $3.86M | 3.97% | 00.0% | Unchanged |
| 5AM Venture Management, LLC | 3,630,724 | $4.25M | 0.88% | 00.0% | Unchanged |
| Johnson & Johnson | 3,636,363 | $4.25M | 1.00% | 00.0% | Unchanged |
| Viking Global Investors LPSuperinvestorViking Global Investors | 4,194,777 | $4.91M | 0.02% | 00.0% | Unchanged |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −280,000−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −181,202−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −94,484−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −71,700−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −24,971−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −18,800−100.0% | Sold out |
| Mirae Asset Global ETFs Holdings Ltd. | 0 | $0 | 0.00% | −16,270−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −13,800−100.0% | Sold out |
| Rhumbline Advisers | 0 | $0 | 0.00% | −10,372−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −10,367−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −1,822−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −1,574−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −1,157−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −267−100.0% | Sold out |
| Nisa Investment Advisors, LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Farther Finance Advisors, LLC | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| CWM, LLC | 0 | $0 | 0.00% | −36−100.0% | Sold out |
| Capital Advisors, Ltd. LLC | 0 | $0 | 0.00% | −82−100.0% | Sold out |
| BlackRock Inc. | – | – | – | – | Not filed |