Korro BioKRRO

13F holders, Q2 2024 (June 30)
63holders +14
24new positions
11sold out
3famous investors
$33.87avg. 13F price*

At the end of Q2 2024, 63 institutions reported holding Korro Bio Inc. (KRRO) in their 13F filings, up 14 from Q1 2024. 24 opened new positions and 11 sold out. The largest holders were Atlas Venture Life Science Advisors, LLC ($38.5M), NEA Management Company, LLC ($36.9M) and Deep Track Capital, LP ($26.1M). 3 famous investors held it, including Steve Cohen (0.1% of Point72 Asset Management's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).

Company
Korro Bio Inc.
CUSIP
500946108
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150 Q1 2024: 49Q1 2024Q2 2024: 63Q2 2024Q3 2024: 71Q3 2024Q4 2024: 84Q4 2024Q1 2025: 75Q1 2025Q2 2025: 70Q2 2025Q3 2025: 92Q3 2025Q4 2025: 83Q4 2025Q1 2026: 99Q1 2026Q2 2026: 106Q2 2026

Total Exit/New Position Q1 2024 → Q2 2024

InstitutionsTotal Value
New Positions24$42.7M
Exits11$23.0M

All 13F filers, Q1 2024 → Q2 2024: 2,249,363 shares bought and 726,571 shares sold, net +1,522,792 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 63 holders

Atlas Venture Life Science Advisors, LLC 4.06% Add +1.6% 1,137,149 $38.5M
NEA Management Company, LLC 2.78% Add +1.7% 1,090,793 $36.9M
Deep Track Capital, LP 0.78% New 770,645 $26.1M
FMR LLC 0.00% Reduce -12.1% 639,125 $21.6M
Citadel Advisors 0.02% Reduce 0.0% 529,173 $17.9M
Eventide Asset Management, LLC 0.31% Reduce -1.6% 529,155 $17.9M
Vanguard Group Inc. 0.00% Add +75.6% 468,303 $15.9M
Point72 Asset Management 0.05% Add +71.6% 456,085 $15.4M
Artal Group S.A. 0.36% Reduce -1.5% 413,072 $14.0M
BlackRock Inc. 0.00% Add +404.1% 406,381 $13.8M
Qiming U.S. Ventures Management, LLC 23.69% No change 368,085 $12.5M
72 Investment Holdings, LLC 23.57% No change 276,831 $9.4M
Cormorant Asset Management, LP 0.52% Reduce -49.8% 265,826 $9.0M
Geode Capital Management, LLC 0.00% Add +139.8% 139,658 $4.7M
Verition Fund Management LLC 0.04% Reduce -12.6% 122,384 $4.1M
Driehaus Capital Management LLC 0.04% New 116,858 $4.0M
Ghost Tree Capital, LLC 1.18% New 100,000 $3.4M
State Street Corp. 0.00% Add +451.9% 99,888 $3.4M
Millennium Management 0.00% Add +38.3% 84,201 $2.9M
Tri Locum Partners LP 0.61% New 71,428 $2.4M
ExodusPoint Capital Management, LP 0.02% Add +36.7% 55,928 $1.9M
Schonfeld Strategic Advisors LLC 0.01% New 40,303 $1.4M
Rock Springs Capital Management LP 0.04% New 35,719 $1.2M
HRT Financial LP 0.01% New 32,524 $1.1M
Walleye Capital LLC 0.01% New 29,534 $1.0M
Bank of New York Mellon Corp 0.00% New 19,148 $649K
Charles Schwab Investment Management Inc. 0.00% Add +458.2% 17,567 $595K
Northern Trust Corp. 0.00% Add +48.5% 15,282 $518K
Morgan Stanley 0.00% Add +69.8% 13,021 $441K
Nuveen Asset Management, LLC 0.00% New 11,164 $378K
Marshall Wace, LLP 0.00% Reduce -32.1% 9,103 $308K
Goldman Sachs Group Inc. 0.00% Reduce -80.1% 8,991 $305K
Rhumbline Advisers 0.00% New 8,227 $279K
ADAR1 Capital Management, LLC 0.05% New 7,210 $244K
Two Sigma Investments, LP 0.00% New 6,355 $215K
Qube Research & Technologies Ltd 0.00% Reduce -75.2% 5,750 $195K
Bank of America Corp. 0.00% Reduce -2.1% 4,920 $167K
UBS Group AG 0.00% Add +1528.4% 4,413 $149K
Lynx1 Capital Management LP 0.05% New 3,800 $129K
Corebridge Financial, Inc. 0.00% — 3,281 $111K
New York State Common Retirement Fund 0.00% New 3,000 $102K
JPMorgan Chase & Co. 0.00% Reduce -80.2% 2,609 $88K
Wells Fargo & Company 0.00% Add +4987.8% 2,493 $84K
North Star Investment Management Corp. 0.01% Add +100.0% 2,000 $68K
MetLife Investment Management, LLC 0.00% New 1,589 $54K
Citigroup Inc. 0.00% Reduce -93.0% 1,358 $46K
Brown Brothers Harriman & Co. 0.00% New 813 $28K
Royal Bank of Canada 0.00% Add +595.9% 675 $23K
AlphaQuest LLC 0.00% New 653 $22K
Quarry LP 0.01% Add +58.0% 632 $21K
Ameritas Investment Partners, Inc. 0.00% New 598 $20K
Legal & General Group Plc 0.00% New 566 $19K
California State Teachers Retirement System 0.00% New 442 $15K
BNP Paribas Financial Markets 0.00% New 439 $15K
Duncker Streett & Co. Inc. 0.00% No change 437 $15K
Amalgamated Bank 0.00% New 211 $7K
US Bancorp \de 0.00% New 73 $2K
TD Waterhouse Canada Inc. 0.00% No change 29 $970
City State Bank 0.00% No change 20 $677
Avior Wealth Management, LLC 0.00% No change 20 $677
Carmichael Hill & Associates, Inc. 0.00% No change 5 $170
Osaic Holdings, Inc. 0.00% No change 4 $135
Kelly Financial Services LLC 0.00% No change 1 $34

"% of holder's portfolio" is KRRO's weight in each manager's 13F, not the share of Korro Bio Inc. the manager owns.