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, Q3 2022
Institutional positions in Korro Bio, Inc. as of Sep 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
- 55
- −3 vs. Q2 2022
- Shares held
- 7.89M
- −791.0K (−9.1%) vs. Q2 2022
- Total value
- $14.1M
- +$1.10M (+8.5%) vs. Q2 2022
- New holders
- 6
- 9 more added
- Sold out
- 9
- 18 more reduced
Compare with Q2 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, Q3 2022
Shares, value and share of portfolio for each institution holding Korro Bio, Inc.; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 1,774,484 | $3.18M | 0.00% | 00.0% | Unchanged |
| BlackRock Inc. | 1,698,725 | $3.04M | 0.00% | −38,581−2.2% | Reduced |
| Federated Hermes, Inc. | 1,324,018 | $2.37M | 0.01% | −227,662−14.7% | Reduced |
| Wasatch Advisors Inc | 752,973 | $1.35M | 0.01% | +86,602+13.0% | Added |
| Renaissance Technologies LLC | 369,443 | $661.0K | 0.00% | −248,780−40.2% | Reduced |
| Geode Capital Management, LLC | 309,553 | $554.0K | 0.00% | +9,641+3.2% | Added |
| Millennium Management LLC | 257,433 | $461.0K | 0.00% | −33,329−11.5% | Reduced |
| Gsa Capital Partners LLP | 246,716 | $442.0K | 0.06% | +37,473+17.9% | Added |
| State Street Corp | 124,026 | $222.0K | 0.00% | 00.0% | Unchanged |
| Ergoteles LLC | 117,744 | $211.0K | 0.01% | −38,556−24.7% | Reduced |
| Bridgeway Capital Management, LLC | 88,700 | $159.0K | 0.00% | 00.0% | Unchanged |
| Waldron Private Wealth LLC | 70,670 | $126.0K | 0.01% | 00.0% | Unchanged |
| Northern Trust Corp | 60,660 | $108.0K | 0.00% | 00.0% | Unchanged |
| North Star Investment Management Corp. | 60,000 | $107.0K | 0.01% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 57,015 | $102.0K | 0.00% | −32,189−36.1% | Reduced |
| Goldman Sachs Group Inc | 55,965 | $100.0K | 0.00% | −20,090−26.4% | Reduced |
| Jaffetilchin Investment Partners, LLC | 48,133 | $86.0K | 0.01% | +650+1.4% | Added |
| Northeast Financial Consultants Inc | 45,826 | $82.0K | 0.01% | 00.0% | Unchanged |
| Citadel Advisors LLC | 44,159 | $79.0K | 0.00% | −78,479−64.0% | Reduced |
| Cresset Asset Management, LLC | 37,500 | $67.0K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 30,001 | $54.0K | 0.00% | −35,876−54.5% | Reduced |
| Dimensional Fund Advisors LP | 27,794 | $50.0K | 0.00% | +8,066+40.9% | Added |
| Qube Research & Technologies Ltd | 24,952 | $45.0K | 0.00% | +1,696+7.3% | Added |
| Jane Street Group, LLC | 24,624 | $44.0K | 0.00% | +24,624 | New |
| Charles Schwab Investment Management Inc | 23,364 | $42.0K | 0.00% | +23,364 | New |
| Essex Financial Services, Inc. | 20,000 | $36.0K | 0.00% | 00.0% | Unchanged |
| Neuberger Berman Group LLC | 20,000 | $36.0K | 0.00% | 00.0% | Unchanged |
| Brown Advisory Inc | 19,795 | $35.0K | 0.00% | +19,795 | New |
| Bank of New York Mellon Corp | 15,928 | $29.0K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 15,105 | $27.0K | 0.00% | −2,208−12.8% | Reduced |
| Cubist Systematic Strategies, LLC | 12,887 | $23.0K | 0.00% | +12,887 | New |
| Centaurus Financial, Inc. | 12,200 | $22.0K | 0.00% | −9,900−44.8% | Reduced |
| Barclays PLC | 11,556 | $21.0K | 0.00% | −1,818−13.6% | Reduced |
| LMR Partners LLP | 11,538 | $21.0K | 0.00% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 11,731 | $21.0K | 0.00% | +11,731 | New |
| Cubic Asset Management, LLC | 11,000 | $20.0K | 0.01% | 00.0% | Unchanged |
| Verition Fund Management LLC | 10,267 | $18.0K | 0.00% | 00.0% | Unchanged |
| Tortoise Investment Management, LLC | 10,000 | $18.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 9,156 | $16.0K | 0.00% | +1,454+18.9% | Added |
| Cutler Group LP | 6,800 | $12.0K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 6,322 | $11.0K | 0.00% | −238−3.6% | Reduced |
| JPMorgan Chase & Co | 1,996 | $4.00K | 0.00% | +714+55.7% | Added |
| TD Waterhouse Canada Inc. | 1,450 | $2.49K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 1,050 | $2.00K | 0.00% | −500−32.3% | Reduced |
| City State Bank | 1,000 | $2.00K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 614 | $1.00K | 0.00% | −737−54.6% | Reduced |
| Citigroup Inc | 420 | $1.00K | 0.00% | −978−70.0% | Reduced |
| Wells Fargo & Company | 584 | $1.00K | 0.00% | +26+4.7% | Added |
| FMR LLC | 553 | $1.00K | 0.00% | −13−2.3% | Reduced |
| CWM, LLC | 300 | $1.00K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 330 | $1.00K | 0.00% | +330 | New |
| Kelly Financial Services LLC | 70 | $125 | 0.00% | 00.0% | Unchanged |
| Credit Suisse AG | 89 | $0 | 0.00% | −17−16.0% | Reduced |
| Daiwa Securities Group Inc. | 63 | $0 | 0.00% | 00.0% | Unchanged |
| Carmichael Hill & Associates, Inc. | 257 | $0 | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 0 | $0 | 0.00% | −104,984−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −100,820−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −23,700−100.0% | Sold out |
| Duncker Streett & Co Inc | 0 | $0 | 0.00% | −15,766−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −9,488−100.0% | Sold out |
| Legal & General Group Plc | 0 | $0 | 0.00% | −2,554−100.0% | Sold out |
| Prospera Financial Services Inc | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −1,500−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −270−100.0% | Sold out |