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Korro BIO Inc (KRRO)

CUSIP: 500946108 | NYSE | Healthcare · Biotechnology | Micro Cap | 195 institutional holders

Quarters

Q3 2026Q2 2026Q1 2026Q4 2025Q3 2025
CompareDetailedHistoricalFundsOptions13D/13GPeersTargetingTrading SummaryProfile

Beneficial Ownership — 13D / 13G

Full history →

5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.

HolderShares% of ClassChangeEvent Datevs 13F
13G/ABlackRock, Inc.717,8134.9%−29,733Sep 30, 2026817,621 sh (Jun 30, 2026)
13G/ADames GP LLC951,7836.6%New 5%+ stake

Institutional Holders — Q3 2026

Bank of New York Mellon Corp33,632
0.0% of portfolio›$333.3K
North Star Investment Management Corp.20,600
0.0% of portfolio›$204.1K
Citigroup Inc16,268
0.0% of portfolio›$161.2K
Dimensional Fund Advisors LP14,044
0.0% of portfolio›$139.2K
China Universal Asset Management Co., Ltd.5,678
0.0% of portfolio›$54.3K
Gamma Investing LLC1,035
0.0% of portfolio›$10.3K
TD Waterhouse Canada Inc.808
0.0% of portfolio›$7.8K
Versant Capital Management, Inc487
0.0% of portfolio›$4.8K
Duncker Streett & Co Inc437
0.0% of portfolio›$4.3K
Farther Finance Advisors, LLC291
0.0% of portfolio›$2.9K
EverSource Wealth Advisors, LLC268
0.0% of portfolio›$2.7K
PNC Financial Services Group, Inc.268
0.0% of portfolio›$2.7K
Sterling Capital Management LLC247
0.0% of portfolio›$2.4K
Root Financial Partners, LLC111
0.0% of portfolio›$1.1K
Owl Creek Wealth Partners LLC90
0.0% of portfolio›$892
IFP Advisors, Inc65
0.0% of portfolio›$644
Essential Partners LLC61
0.0% of portfolio›$605
True Wealth Design, LLC46
0.0% of portfolio›$456
CoreCap Advisors, LLC28
0.0% of portfolio›$277
Caitong International Asset Management Co., Ltd21
0.0% of portfolio›$208
Nisa Investment Advisors, LLC20
0.0% of portfolio›$198
SJS Investment Consulting Inc.15
0.0% of portfolio›$149
Provenance Wealth Advisors, LLC13
0.0% of portfolio›$129
Nova Financial LLC2
0.0% of portfolio›$20
SBI Securities Co., Ltd.1
0.0% of portfolio›$10
StyleTurnoverLocationFiled
Bank of New York Mellon Corp
33,632$333.3K0.0%CoreLowNew York, NY2026-11-05
North Star Investment Management Corp.
20,600$204.1K0.0%CoreLowChicago, IL2026-10-27
Citigroup Inc
16,268$161.2K0.0%CoreMediumNew York, NY2026-11-04
Dimensional Fund Advisors LP
14,044$139.2K0.0%IndexLowAustin, TX2026-11-04
China Universal Asset Management Co., Ltd.
5,678$54.3K0.0%GrowthMediumShanghai, France2026-10-28
Gamma Investing LLC
1,035$10.3K0.0%IndexVery LowFoster City, CA2026-10-08
TD Waterhouse Canada Inc.
808$7.8K0.0%CoreLowToronto, Australia2026-10-16
Versant Capital Management, Inc
487$4.8K0.0%GARPLowPhoenix, AZ2026-10-02
Duncker Streett & Co Inc
437$4.3K0.0%GrowthLowSt. Louis, MO2026-10-27
Farther Finance Advisors, LLC
291$2.9K0.0%IndexLowSan Francisco, CA2026-10-08
EverSource Wealth Advisors, LLC
268$2.7K0.0%CoreMediumBirmingham, AL2026-11-04
PNC Financial Services Group, Inc.
268$2.7K0.0%GrowthVery LowPittsburgh, PA2026-11-06
Sterling Capital Management LLC
247$2.4K0.0%GARPMediumCharlotte, NC2026-10-22
Root Financial Partners, LLC
111$1.1K0.0%ETFMediumEncinitas, CA2026-10-21
Owl Creek Wealth Partners LLC
90$8920.0%IndexLowGreenwood Village, CO2026-10-20
IFP Advisors, Inc
65$6440.0%GrowthLowTampa, FL2026-10-16
Essential Partners LLC
61$6050.0%ValueMediumRancho Santa Fe, CA2026-10-14
True Wealth Design, LLC
46$4560.0%ETFMediumAkron, OH2026-10-13
CoreCap Advisors, LLC
28$2770.0%ETFMediumSouthfield, MI2026-10-08
Caitong International Asset Management Co., Ltd
21$2080.0%GrowthVery HighHong Kong, South Korea2026-10-29
Nisa Investment Advisors, LLC
20$1980.0%IndexVery LowSt. Louis, MO2026-10-20
SJS Investment Consulting Inc.
15$1490.0%ETFVery LowSylvania, OH2026-10-26
Provenance Wealth Advisors, LLC
13$1290.0%ETFLowFort Lauderdale, FL2026-10-30
Nova Financial LLC
2$200.0%N/AN/ATucson, AZ2026-11-04
SBI Securities Co., Ltd.
1$100.0%Agg GrowthLowTokyo, Mexico2026-10-22
Jun 30, 2026
No 13F filer matched
13D/AAtlas Venture Associates XI, LLC
with Atlas Venture Opportunity Fund II, L.P., Atlas Venture Associates Opportunity II, L.P., Atlas Venture Associates Opportunity II, LLC
706,5564.9%Newly reportedJun 24, 2026Not yet in a 13F
13D/AAli Behbahani
with NEA 17 GP, LLC, NEA Partners 17, L.P., New Enterprise Associates 17, L.P., +8 more
1,456,6779.9%New 5%+ stakeMar 10, 2026No 13F filer matched
13G/ABlackRock, Inc.717,813
4.9% of class · Sep 30, 2026−29,733
817,621 sh (Jun 30, 2026)
13G/ADames GP LLC951,783
6.6% of class · Jun 30, 2026New 5%+ stake
No 13F filer matched
13D/AAtlas Venture Associates XI, LLC706,556
4.9% of class · Jun 24, 2026Newly reported
with Atlas Venture Opportunity Fund II, L.P., Atlas Venture Associates Opportunity II, L.P., Atlas Venture Associates Opportunity II, LLC
Not yet in a 13F
13D/AAli Behbahani1,456,677
9.9% of class · Mar 10, 2026New 5%+ stake
with NEA 17 GP, LLC, NEA Partners 17, L.P., New Enterprise Associates 17, L.P., +8 more
No 13F filer matched