Korro Bio, Inc.
KRRO- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001703647
In the last 90 days, Korro Bio, Inc. insiders filed 1 open-market purchase and 8 sales; 106 institutions reported holding it in 13F filings for Q2 2026, worth $190.1M in total; no superinvestor holds it.
13F holders, Q2 2022
Institutional positions in Korro Bio, Inc. as of Jun 30, 2022. 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
- 58
- −25 vs. Q1 2022
- Shares held
- 8.68M
- −7.07M (−44.9%) vs. Q1 2022
- Total value
- $13.0M
- −$19.9M (−60.4%) vs. Q1 2022
- New holders
- 10
- 10 more added
- Sold out
- 35
- 22 more reduced
3 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting KRRO 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 | 106 | $190.1M |
| Q1 2026 | 99 | $144.8M |
| Q4 2025 | 83 | $60.6M |
| Q3 2025 | 92 | $465.5M |
| Q2 2025 | 71 | $114.8M |
| Q1 2025 | 75 | $169.0M |
| Q4 2024 | 84 | $359.6M |
| Q3 2024 | 71 | $285.3M |
| Q2 2024 | 64 | $285.7M |
| Q1 2024 | 49 | $618.6M |
| Q4 2023 | 40 | $301.5M |
| Q3 2023 | 42 | $2.58M |
| Q2 2023 | 41 | $1.67M |
| Q1 2023 | 43 | $2.52M |
| Q4 2022 | 50 | $28.3M |
| Q3 2022 | 55 | $14.1M |
| Q2 2022 | 58 | $13.0M |
| Q1 2022 | 86 | $33.1M |
| Q4 2021 | 84 | $90.2M |
| Q3 2021 | 88 | $130.4M |
| Q2 2021 | 91 | $193.9M |
| Q1 2021 | 115 | $186.6M |
Institutions, Q2 2022
Shares, value and share of portfolio for each institution holding Korro Bio, Inc.; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 1,774,484 | $2.66M | 0.00% | +528,229+42.4% | Added |
| BlackRock Inc. | 1,737,306 | $2.61M | 0.00% | −1,564,492−47.4% | Reduced |
| Federated Hermes, Inc. | 1,551,680 | $2.33M | 0.01% | −1,416,366−47.7% | Reduced |
| Wasatch Advisors Inc | 666,371 | $1.00M | 0.01% | −1,639,564−71.1% | Reduced |
| Renaissance Technologies LLC | 618,223 | $927.0K | 0.00% | +332,662+116.5% | Added |
| Geode Capital Management, LLC | 299,912 | $449.0K | 0.00% | −290,200−49.2% | Reduced |
| Millennium Management LLC | 290,762 | $436.0K | 0.00% | +204,263+236.1% | Added |
| Gsa Capital Partners LLP | 209,243 | $314.0K | 0.05% | −92,267−30.6% | Reduced |
| Ergoteles LLC | 156,300 | $234.0K | 0.01% | +156,300 | New |
| State Street Corp | 124,026 | $186.0K | 0.00% | −455,532−78.6% | Reduced |
| Citadel Advisors LLC | 122,638 | $183.0K | 0.00% | +122,638 | New |
| Voya Investment Management LLC | 104,984 | $157.0K | 0.00% | +6,012+6.1% | Added |
| AQR Capital Management LLC | 100,820 | $151.0K | 0.00% | +71,596+245.0% | Added |
| Susquehanna International Group, LLP | 89,204 | $134.0K | 0.00% | +70,205+369.5% | Added |
| Bridgeway Capital Management, LLC | 88,700 | $133.0K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 76,055 | $114.0K | 0.00% | −87,453−53.5% | Reduced |
| Waldron Private Wealth LLC | 70,670 | $106.0K | 0.01% | +70,670 | New |
| Morgan Stanley | 65,877 | $99.0K | 0.00% | +13,906+26.8% | Added |
| Northern Trust Corp | 60,660 | $91.0K | 0.00% | −212,315−77.8% | Reduced |
| North Star Investment Management Corp. | 60,000 | $90.0K | 0.01% | 00.0% | Unchanged |
| Jaffetilchin Investment Partners, LLC | 47,483 | $71.0K | 0.01% | 00.0% | Unchanged |
| Northeast Financial Consultants Inc | 45,826 | $69.0K | 0.00% | 00.0% | Unchanged |
| Cresset Asset Management, LLC | 37,500 | $56.0K | 0.00% | 00.0% | Unchanged |
| Prudential Financial Inc | 23,700 | $36.0K | 0.00% | +23,700 | New |
| Qube Research & Technologies Ltd | 23,256 | $35.0K | 0.00% | +23,256 | New |
| Centaurus Financial, Inc. | 22,100 | $33.0K | 0.00% | +12,000+118.8% | Added |
| Neuberger Berman Group LLC | 20,000 | $30.0K | 0.00% | −22,466−52.9% | Reduced |
| Essex Financial Services, Inc. | 20,000 | $30.0K | 0.00% | +20,000 | New |
| Dimensional Fund Advisors LP | 19,728 | $29.0K | 0.00% | −2,311−10.5% | Reduced |
| Bank of America Corp | 17,313 | $27.0K | 0.00% | −11,173−39.2% | Reduced |
| Bank of New York Mellon Corp | 15,928 | $24.0K | 0.00% | −99,663−86.2% | Reduced |
| Duncker Streett & Co Inc | 15,766 | $24.0K | 0.01% | 00.0% | Unchanged |
| Barclays PLC | 13,374 | $20.0K | 0.00% | −5,124−27.7% | Reduced |
| Cubic Asset Management, LLC | 11,000 | $17.0K | 0.00% | 00.0% | Unchanged |
| LMR Partners LLP | 11,538 | $17.0K | 0.00% | +11,538 | New |
| Tortoise Investment Management, LLC | 10,000 | $15.0K | 0.00% | −2,683−21.2% | Reduced |
| Verition Fund Management LLC | 10,267 | $15.0K | 0.00% | +10,267 | New |
| Captrust Financial Advisors | 9,488 | $14.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 7,702 | $12.0K | 0.00% | +1,268+19.7% | Added |
| Cutler Group LP | 6,800 | $10.0K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 6,560 | $10.0K | 0.00% | −8−0.1% | Reduced |
| Legal & General Group Plc | 2,554 | $4.00K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 1,351 | $3.00K | 0.00% | −1,386−50.6% | Reduced |
| Advisor Group Holdings, Inc. | 1,550 | $3.00K | 0.00% | −127−7.6% | Reduced |
| TD Waterhouse Canada Inc. | 1,450 | $2.10K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 1,282 | $2.00K | 0.00% | −1,049,957−99.9% | Reduced |
| Citigroup Inc | 1,398 | $2.00K | 0.00% | −1,213−46.5% | Reduced |
| Prospera Financial Services Inc | 1,000 | $2.00K | 0.00% | 00.0% | Unchanged |
| FNY Investment Advisers, LLC | 1,500 | $2.00K | 0.00% | +200+15.4% | Added |
| Wells Fargo & Company | 558 | $1.00K | 0.00% | −3,249−85.3% | Reduced |
| FMR LLC | 566 | $1.00K | 0.00% | −979−63.4% | Reduced |
| City State Bank | 1,000 | $1.00K | 0.00% | +1,000 | New |
| Kelly Financial Services LLC | 70 | $105 | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 270 | $0 | 0.00% | −18,800−98.6% | Reduced |
| CWM, LLC | 300 | $0 | 0.00% | 00.0% | Unchanged |
| Carmichael Hill & Associates, Inc. | 257 | $0 | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 63 | $0 | 0.00% | 00.0% | Unchanged |
| Credit Suisse AG | 106 | $0 | 0.00% | +106 | New |
| Jacobs Levy Equity Management, Inc | 0 | $0 | 0.00% | −377,811−100.0% | Sold out |
| Amundi | 0 | $0 | 0.00% | −274,652−100.0% | Sold out |
| Mariner, LLC | 0 | $0 | 0.00% | −128,585−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −110,401−100.0% | Sold out |
| South Dakota Investment Council | 0 | $0 | 0.00% | −95,056−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −79,144−100.0% | Sold out |
| Charles Schwab Investment Management Inc | 0 | $0 | 0.00% | −75,749−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −61,985−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −51,849−100.0% | Sold out |
| Rhumbline Advisers | 0 | $0 | 0.00% | −40,773−100.0% | Sold out |
| Alliancebernstein L.P. | 0 | $0 | 0.00% | −33,800−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −31,000−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −25,267−100.0% | Sold out |
| Allspring Global Investments Holdings, LLC | 0 | $0 | 0.00% | −25,853−100.0% | Sold out |
| Algert Global LLC | 0 | $0 | 0.00% | −24,750−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −24,500−100.0% | Sold out |
| PDT Partners, LLC | 0 | $0 | 0.00% | −23,397−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −23,509−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −23,100−100.0% | Sold out |
| Deutsche Bank AG | 0 | $0 | 0.00% | −17,359−100.0% | Sold out |
| American International Group, Inc. | 0 | $0 | 0.00% | −16,061−100.0% | Sold out |
| California State Teachers Retirement System | 0 | $0 | 0.00% | −14,157−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −14,269−100.0% | Sold out |
| Public Employees Retirement System of Ohio | 0 | $0 | 0.00% | −13,851−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −11,365−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −3,868−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −3,677−100.0% | Sold out |
| Ameritas Investment Partners, Inc. | 0 | $0 | 0.00% | −2,140−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −2,234−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −1,900−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −1,327−100.0% | Sold out |
| Bollard Group LLC | 0 | $0 | 0.00% | −1,111−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −198−100.0% | Sold out |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Nuveen Asset Management, LLC | 0 | $0 | 0.00% | −136,663−100.0% | Sold out |
| Parametric Portfolio Associates LLC | – | – | – | – | Not filed |
| Susquehanna Fundamental Investments, LLC | – | – | – | – | Not filed |
| Amalgamated Financial Corp. | – | – | – | – | Not filed |