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 2024
Institutional positions in Korro Bio, Inc. as of Jun 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
- 64
- +15 vs. Q1 2024
- Shares held
- 8.44M
- +1.53M (+22.1%) vs. Q1 2024
- Total value
- $285.7M
- −$332.9M (−53.8%) vs. Q1 2024
- New holders
- 26
- 17 more added
- Sold out
- 11
- 12 more reduced
Compare with Q1 2024: 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 2024
Shares, value and share of portfolio for each institution holding Korro Bio, Inc.; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Kelly Financial Services LLC | 1 | $34 | 0.00% | 00.0% | Unchanged |
| Strategic Investment Solutions, Inc. | 10 | $95 | 0.00% | +10 | New |
| Advisor Group Holdings, Inc. | 4 | $135 | 0.00% | 00.0% | Unchanged |
| Carmichael Hill & Associates, Inc. | 5 | $170 | 0.00% | 00.0% | Unchanged |
| City State Bank | 20 | $677 | 0.00% | 00.0% | Unchanged |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 20 | $677 | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 29 | $970 | 0.00% | 00.0% | Unchanged |
| US Bancorp | 73 | $2.47K | 0.00% | +73 | New |
| Amalgamated Bank | 211 | $7.00K | 0.00% | +211 | New |
| Duncker Streett & Co Inc | 437 | $14.8K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 439 | $14.9K | 0.00% | +439 | New |
| California State Teachers Retirement System | 442 | $15.0K | 0.00% | +442 | New |
| Legal & General Group Plc | 566 | $19.2K | 0.00% | +566 | New |
| Ameritas Investment Partners, Inc. | 598 | $20.3K | 0.00% | +598 | New |
| Quarry LP | 632 | $21.4K | 0.01% | +232+58.0% | Added |
| Quest Partners LLC | 653 | $22.1K | 0.00% | +653 | New |
| Royal Bank of Canada | 675 | $23.0K | 0.00% | +578+595.9% | Added |
| Brown Brothers Harriman & Co | 813 | $27.5K | 0.00% | +813 | New |
| Citigroup Inc | 1,358 | $46.0K | 0.00% | −17,931−93.0% | Reduced |
| MetLife Investment Management | 1,589 | $53.8K | 0.00% | +1,589 | New |
| North Star Investment Management Corp. | 2,000 | $67.7K | 0.00% | +1,000+100.0% | Added |
| Wells Fargo & Company | 2,493 | $84.4K | 0.00% | +2,444+4,987.8% | Added |
| JPMorgan Chase & Co | 2,609 | $88.4K | 0.00% | −10,554−80.2% | Reduced |
| New York State Common Retirement Fund | 3,000 | $101.6K | 0.00% | +3,000 | New |
| Corebridge Financial, Inc. | 3,281 | $111.2K | 0.00% | +3,281 | New |
| Lynx1 Capital Management LP | 3,800 | $128.7K | 0.05% | +3,800 | New |
| UBS Group AG | 4,413 | $149.5K | 0.00% | +4,142+1,528.4% | Added |
| Bank of America Corp | 4,920 | $166.6K | 0.00% | −107−2.1% | Reduced |
| Qube Research & Technologies Ltd | 5,750 | $194.8K | 0.00% | −17,461−75.2% | Reduced |
| Two Sigma Investments, LP | 6,355 | $215.2K | 0.00% | +6,355 | New |
| ADAR1 Capital Management, LLC | 7,210 | $244.2K | 0.05% | +7,210 | New |
| Rhumbline Advisers | 8,227 | $278.6K | 0.00% | +8,227 | New |
| Goldman Sachs Group Inc | 8,991 | $304.5K | 0.00% | −36,180−80.1% | Reduced |
| Marshall Wace, LLP | 9,103 | $308.3K | 0.00% | −4,304−32.1% | Reduced |
| Nuveen Asset Management, LLC | 11,164 | $378.1K | 0.00% | +11,164 | New |
| Morgan Stanley | 13,021 | $441.0K | 0.00% | +5,352+69.8% | Added |
| Northern Trust Corp | 15,282 | $517.6K | 0.00% | +4,989+48.5% | Added |
| Charles Schwab Investment Management Inc | 17,567 | $595.0K | 0.00% | +14,420+458.2% | Added |
| Bank of New York Mellon Corp | 19,148 | $648.5K | 0.00% | +19,148 | New |
| Walleye Capital LLC | 29,534 | $1.00M | 0.01% | +29,534 | New |
| HRT Financial LP | 32,524 | $1.10M | 0.01% | +32,524 | New |
| Rock Springs Capital Management LP | 35,719 | $1.21M | 0.04% | +35,719 | New |
| Schonfeld Strategic Advisors LLC | 40,303 | $1.37M | 0.01% | +40,303 | New |
| ExodusPoint Capital Management, LP | 55,928 | $1.89M | 0.02% | +15,026+36.7% | Added |
| Tri Locum Partners LP | 71,428 | $2.42M | 0.61% | +71,428 | New |
| Millennium Management LLC | 84,201 | $2.85M | 0.00% | +23,307+38.3% | Added |
| State Street Corp | 99,888 | $3.38M | 0.00% | +81,788+451.9% | Added |
| Ghost Tree Capital, LLC | 100,000 | $3.39M | 1.18% | +100,000 | New |
| Driehaus Capital Management LLC | 116,858 | $3.96M | 0.04% | +116,858 | New |
| Verition Fund Management LLC | 122,384 | $4.15M | 0.03% | −17,707−12.6% | Reduced |
| Geode Capital Management, LLC | 139,658 | $4.73M | 0.00% | +81,417+139.8% | Added |
| Cormorant Asset Management, LP | 265,826 | $9.00M | 0.52% | −263,344−49.8% | Reduced |
| 72 Investment Holdings, LLC | 276,831 | $9.38M | 23.57% | 00.0% | Unchanged |
| Qiming U.S. Ventures Management, LLC | 368,085 | $12.5M | 23.69% | 00.0% | Unchanged |
| BlackRock Inc. | 406,381 | $13.8M | 0.00% | +325,760+404.1% | Added |
| Artal Group S.A. | 413,072 | $14.0M | 0.36% | −6,154−1.5% | Reduced |
| Point72 Asset Management, L.P. | 456,085 | $15.4M | 0.05% | +190,259+71.6% | Added |
| Vanguard Group Inc | 468,303 | $15.9M | 0.00% | +201,636+75.6% | Added |
| Eventide Asset Management, LLC | 529,155 | $17.9M | 0.31% | −8,335−1.6% | Reduced |
| Citadel Advisors LLC | 529,173 | $17.9M | 0.02% | −70.0% | Reduced |
| FMR LLC | 639,125 | $21.6M | 0.00% | −88,080−12.1% | Reduced |
| Deep Track Capital, LP | 770,645 | $26.1M | 0.78% | +770,645 | New |
| NEA Management Company, LLC | 1,090,793 | $36.9M | 2.78% | +17,857+1.7% | Added |
| Atlas Venture Life Science Advisors, LLC | 1,137,149 | $38.5M | 4.06% | +17,857+1.6% | Added |
| Suvretta Capital Management, LLC | 0 | $0 | 0.00% | −73,821−100.0% | Sold out |
| Invesco Ltd. | 0 | $0 | 0.00% | −72,419−100.0% | Sold out |
| Monashee Investment Management LLC | 0 | $0 | 0.00% | −55,364−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −25,814−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −11,276−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −9,893−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −3,773−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −3,602−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| CWM, LLC | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −389−100.0% | Sold out |