KORRO BIO INC KRRO

US Healthcare Pharmaceutical Preparations
$14.00
+2.6%
52w: $5.28 – $51.36

Latest 13F among current holders filed 11 days ago (Jun 24, 2026)

Price — last 12 months

research preview data
5.2828.3251.36
Jun 20, 2025 Jul 2, 2026
Institutional holders
99
+16 QoQ
13F value
$144.8M
+139.1% QoQ
Smart-money holders
11
signal tier ≥ 2
New smart buyers
3
Q1 2026
Options barometer
0.5×
$1.8M calls / $3.7M puts

Institutional value by quarter

$625.7M
Q1 2024
$285.8M
Q2 2024
$285.7M
Q3 2024
$359.6M
Q4 2024
$169.0M
Q1 2025
$114.9M
Q2 2025
$475.1M
Q3 2025
$60.6M
Q4 2025
$144.8M
Q1 2026

Number of holders

50
Q1 2024
64
Q2 2024
72
Q3 2024
85
Q4 2024
76
Q1 2025
72
Q2 2025
92
Q3 2025
83
Q4 2025
99
Q1 2026

Who owns KRRO?

Q1 2026 filings
FundTypeSharesValue% of fundChange
Lynx1 Capital Management LP ★2Fundamental concentrated1.5M$17.4M2.8%+126.9%
NEA Management Company, LLC ★3Fundamental concentrated1.3M$14.7M0.8%+19.0%
Atlas Venture Life Science Advisors, LLC ★3Fundamental concentrated1.1M$12.9M1.6%Held
Balyasny Asset Management L.P. Multistrat pod1.0M$11.8M0.0%New
Venrock Adviser, LLC ★3Fundamental concentrated1.0M$11.4M0.4%New
Affinity Asset Advisors, LLC ★2Fundamental diversified706.9K$8.0M0.5%New
Nantahala Capital Management, LLC ★2Fundamental diversified660.0K$7.5M0.5%+10.0%
ADAR1 Capital Management, LLC Other540.1K$6.1M0.4%New
BlackRock, Inc. Index provider460.0K$5.2M0.0%+0.6%
Driehaus Capital Management LLC Other450.0K$5.1M0.0%New
TCG Crossover Management, LLC ★3Fundamental concentrated416.3K$4.7M0.1%Held
Siren, L.L.C. ★2Fundamental diversified347.7K$3.9M0.1%Held
VANGUARD CAPITAL MANAGEMENT LLC Diversified mechanical310.9K$3.5M0.0%
72 Investment Holdings, LLC ★2Fundamental diversified276.8K$3.1M6.3%Held
AQR CAPITAL MANAGEMENT LLC Quant stat arb267.8K$3.0M0.0%+558.7%
ADAGE CAPITAL PARTNERS GP, L.L.C. Other228.4K$2.6M0.0%New
GEODE CAPITAL MANAGEMENT, LLC Index provider173.6K$2.0M0.0%+6.7%
TWO SIGMA INVESTMENTS, LP Quant stat arb165.5K$1.9M0.0%+109.5%
VANGUARD PORTFOLIO MANAGEMENT LLC Diversified mechanical148.6K$1.7M0.0%
STATE STREET CORP Index provider140.3K$1.6M0.0%-4.0%
RENAISSANCE TECHNOLOGIES LLC Quant stat arb136.2K$1.5M0.0%+81.9%
JANE STREET GROUP, LLC Market maker115.7K$1.3M0.0%-59.9%
Kalehua Capital Management LLC ★2Fundamental concentrated109.4K$1.2M0.5%New
MILLENNIUM MANAGEMENT LLC Multistrat pod63.6K$720K0.0%-60.5%
F/m Investments LLC Other62.9K$712K0.0%-4.1%
EMERALD MUTUAL FUND ADVISERS TRUST Other62.9K$712K0.0%-4.1%
JPMORGAN CHASE & CO Bank broker68.5K$704K0.0%+2313.7%
XTX Topco Ltd Market maker60.5K$685K0.0%+6.0%
NORTHERN TRUST CORP Index provider57.7K$653K0.0%+3.7%
Trexquant Investment LP Diversified mechanical56.2K$636K0.0%New
GOLDMAN SACHS GROUP INC Bank broker50.5K$572K0.0%-2.7%
RAYMOND JAMES FINANCIAL INC Bank broker42.8K$485K0.0%+86.0%
BOOTHBAY FUND MANAGEMENT, LLC Diversified mechanical42.0K$475K0.0%New
ACADIAN ASSET MANAGEMENT LLC Quant stat arb41.8K$471K0.0%+23.8%
VANGUARD FIDUCIARY TRUST CO Diversified mechanical41.5K$470K0.0%
MORGAN STANLEY Bank broker41.1K$466K0.0%-41.0%
FMR LLC Long only active38.9K$440K0.0%+2.8%
Quantinno Capital Management LP Diversified mechanical36.0K$407K0.0%+30.4%
MARSHALL WACE, LLP Quant stat arb34.3K$389K0.0%+73.7%
CITADEL ADVISORS LLC Multistrat pod30.9K$350K0.0%-47.0%
AIHC Capital Management Ltd ★2Fundamental diversified30.3K$343K0.3%Held
Mariner, LLC Diversified mechanical25.8K$292K0.0%New
Engineers Gate Manager LP Diversified mechanical23.7K$268K0.0%-11.8%
Bank of New York Mellon Corp Diversified mechanical21.7K$246K0.0%+15.2%
UBS Group AG Bank broker21.7K$245K0.0%+8.4%
Quadrature Capital Ltd Diversified mechanical20.4K$230K0.0%-24.8%
ALGERT GLOBAL LLC Diversified mechanical19.2K$217K0.0%-29.1%
Susquehanna Portfolio Strategies, LLC Market maker19.1K$216K0.0%New
GUGGENHEIM CAPITAL LLC Diversified mechanical14.1K$160K0.0%+35.0%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC Index provider13.4K$152K0.0%-18.0%

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