Korro Bio, Inc. - KRRO

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q3 2026 · Compare: Q2 2026
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
Lynx1 Capital Management LP History No change 1,538,296 20,274 2.34% 2.34% 1 0 0.0% Q2 2026 Aug 13, 2026
NEA Management Company, LLC History No change 1,297,893 17,106 1.08% 1.08% 2 0 0.0% Q2 2026 Aug 14, 2026
Venrock Adviser, LLC History No change 1,009,500 13,305 0.4% 0.4% 3 0 0.0% Q2 2026 Aug 14, 2026
Atlas Venture Life Science Advisors, LLC History No change 962,884 12,690 1.44% 1.44% 4 0 0.0% Q2 2026 Aug 13, 2026
BALYASNY ASSET MANAGEMENT L.P. History No change 951,783 12,544 0.02% 0.02% 5 0 0.0% Q2 2026 Aug 14, 2026
BlackRock, Inc. History No change 817,621 10,776 0.0% 0.0% 6 0 0.0% Q2 2026 Aug 07, 2026
Affinity Asset Advisors, LLC History No change 706,904 9,316 0.42% 0.42% 7 0 0.0% Q2 2026 Aug 13, 2026
Nantahala Capital Management, LLC History No change 660,036 8,699 0.29% 0.29% 8 0 0.0% Q2 2026 Aug 14, 2026
ADAGE CAPITAL PARTNERS GP, L.L.C. History No change 540,968 7,129 0.01% 0.01% 9 0 0.0% Q2 2026 Aug 14, 2026
ADAR1 Capital Management, LLC History No change 540,054 7,117 0.33% 0.33% 10 0 0.0% Q2 2026 Aug 14, 2026
VANGUARD CAPITAL MANAGEMENT LLC History No change 454,778 5,993 0.0% 0.0% 11 0 0.0% Q2 2026 Aug 13, 2026
DRIEHAUS CAPITAL MANAGEMENT LLC History No change 450,045 5,931 0.03% 0.03% 12 0 0.0% Q2 2026 Aug 14, 2026
TCG Crossover Management, LLC History No change 416,301 5,486 0.13% 0.13% 13 0 0.0% Q2 2026 Aug 14, 2026
Siren, L.L.C. History No change 347,718 4,582 0.09% 0.09% 14 0 0.0% Q2 2026 Aug 13, 2026
AQR CAPITAL MANAGEMENT LLC History No change 298,974 3,940 0.0% 0.0% 15 0 0.0% Q2 2026 Aug 14, 2026
GEODE CAPITAL MANAGEMENT, LLC History No change 296,870 3,913 0.0% 0.0% 16 0 0.0% Q2 2026 Aug 12, 2026
72 Investment Holdings, LLC History No change 276,831 3,648 7.3% 7.3% 17 0 0.0% Q2 2026 Aug 14, 2026
STATE STREET CORP History No change 232,587 3,065 0.0% 0.0% 18 0 0.0% Q2 2026 Sep 22, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC History No change 223,551 2,946 0.0% 0.0% 19 0 0.0% Q2 2026 Aug 13, 2026
TWO SIGMA INVESTMENTS, LP History No change 178,071 2,346 0.0% 0.0% 20 0 0.0% Q2 2026 Aug 14, 2026
JPMORGAN CHASE & CO History No change 124,726 1,645 0.0% 0.0% 21 0 0.0% Q2 2026 Aug 12, 2026
CITADEL ADVISORS LLC History No change 123,790 1,631 0.0% 0.0% 22 0 0.0% Q2 2026 Sep 02, 2026
MILLENNIUM MANAGEMENT LLC History No change 118,434 1,560 0.0% 0.0% 23 0 0.0% Q2 2026 Aug 14, 2026
GOLDMAN SACHS GROUP INC History No change 116,983 1,541 0.0% 0.0% 24 0 0.0% Q2 2026 Aug 14, 2026
RENAISSANCE TECHNOLOGIES LLC History No change 110,524 1,456 0.0% 0.0% 25 0 0.0% Q2 2026 Aug 13, 2026
UBS Group AG History No change 105,453 1,389 0.0% 0.0% 26 0 0.0% Q2 2026 Aug 13, 2026
NORTHERN TRUST CORP History No change 88,089 1,161 0.0% 0.0% 27 0 0.0% Q2 2026 Aug 13, 2026
VANGUARD FIDUCIARY TRUST CO History No change 74,901 987 0.0% 0.0% 28 0 0.0% Q2 2026 Aug 13, 2026
EMERALD MUTUAL FUND ADVISERS TRUST History No change 63,562 837 0.03% 0.03% 29 0 0.0% Q2 2026 Aug 05, 2026
F/m Investments LLC History No change 63,562 837 0.04% 0.04% 30 0 0.0% Q2 2026 Aug 05, 2026
Walleye Capital LLC History No change 54,289 715 0.0% 0.0% 31 0 0.0% Q2 2026 Aug 03, 2026
Quantinno Capital Management LP History No change 52,720 694 0.0% 0.0% 32 0 0.0% Q2 2026 Aug 13, 2026
BANK OF AMERICA CORP /DE/ History No change 51,707 681 0.0% 0.0% 33 0 0.0% Q2 2026 Aug 14, 2026
RAYMOND JAMES FINANCIAL INC History No change 48,920 644 0.0% 0.0% 34 0 0.0% Q2 2026 Aug 14, 2026
XTX Topco Ltd History No change 47,819 630 0.01% 0.01% 35 0 0.0% Q2 2026 Aug 14, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History No change 47,300 623 0.0% 0.0% 36 0 0.0% Q2 2026 Aug 14, 2026
FMR LLC History No change 38,975 513 0.0% 0.0% 37 0 0.0% Q2 2026 Aug 13, 2026
BOOTHBAY FUND MANAGEMENT, LLC History No change 35,853 472 0.01% 0.01% 38 0 0.0% Q2 2026 Aug 14, 2026
D. E. Shaw & Co., Inc. History No change 34,213 450 0.0% 0.0% 39 0 0.0% Q2 2026 Aug 14, 2026
Jump Financial, LLC History No change 33,906 446 0.0% 0.0% 40 0 0.0% Q2 2026 Aug 13, 2026
Bank of New York Mellon Corp History No change 31,730 418 0.0% 0.0% 41 0 0.0% Q2 2026 Aug 06, 2026
AIHC Capital Management Ltd History No change 30,265 398 0.38% 0.38% 42 0 0.0% Q2 2026 Aug 13, 2026
Mariner, LLC History No change 27,908 367 0.0% 0.0% 43 0 0.0% Q2 2026 Aug 13, 2026
BNP PARIBAS FINANCIAL MARKETS History No change 26,254 346 0.0% 0.0% 44 0 0.0% Q2 2026 Aug 13, 2026
PANAGORA ASSET MANAGEMENT INC History No change 25,572 337 0.0% 0.0% 45 0 0.0% Q2 2026 Aug 06, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History No change 24,110 317 0.0% 0.0% 46 0 0.0% Q2 2026 Aug 14, 2026
MORGAN STANLEY History No change 22,501 296 0.0% 0.0% 47 0 0.0% Q2 2026 Aug 13, 2026
IEQ CAPITAL, LLC History No change 21,246 280 0.0% 0.0% 48 0 0.0% Q2 2026 Aug 11, 2026
MARSHALL WACE, LLP History No change 19,060 251 0.0% 0.0% 49 0 0.0% Q2 2026 Aug 13, 2026
GUGGENHEIM CAPITAL LLC History No change 18,400 242 0.0% 0.0% 50 0 0.0% Q2 2026 Aug 12, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History No change 17,634 233 0.0% 0.0% 51 0 0.0% Q2 2026 Aug 14, 2026
HSBC HOLDINGS PLC History No change 17,812 232 0.0% 0.0% 52 0 0.0% Q2 2026 Aug 14, 2026
DEUTSCHE BANK AG\ History No change 15,948 210 0.0% 0.0% 53 0 0.0% Q2 2026 Aug 07, 2026
Nuveen, LLC History No change 15,861 209 0.0% 0.0% 54 0 0.0% Q2 2026 Aug 11, 2026
North Star Investment Management Corp. History Added to 20,600 204 0.01% 0.0% 55 +18,800 1044.44% Q3 2026 Oct 27, 2026
ACADIAN ASSET MANAGEMENT LLC History No change 14,480 189 0.0% 0.0% 56 0 0.0% Q2 2026 Aug 13, 2026
ALGERT GLOBAL LLC History No change 14,212 187 0.0% 0.0% 57 0 0.0% Q2 2026 Aug 13, 2026
Susquehanna Portfolio Strategies, LLC History No change 13,500 177 0.0% 0.0% 58 0 0.0% Q2 2026 Aug 14, 2026
MERCER GLOBAL ADVISORS INC /ADV History No change 12,888 169 0.0% 0.0% 59 0 0.0% Q2 2026 Aug 19, 2026
RHUMBLINE ADVISERS History No change 12,401 163 0.0% 0.0% 60 0 0.0% Q2 2026 Aug 11, 2026
CITIGROUP INC History Added to 16,268 161 0.0% 0.0% 61 +11,099 214.72% Q3 2026 Nov 04, 2026
Trexquant Investment LP History No change 11,482 151 0.0% 0.0% 62 0 0.0% Q2 2026 Aug 14, 2026
Cerity Partners LLC History No change 10,794 142 0.0% 0.0% 63 0 0.0% Q2 2026 Aug 14, 2026
DIMENSIONAL FUND ADVISORS LP History Added to 14,044 139 0.0% 0.0% 64 +2,638 23.13% Q3 2026 Nov 04, 2026
ALLIANCEBERNSTEIN L.P. History No change 12,180 137 0.0% 0.0% 65 0 0.0% Q2 2026 Aug 14, 2026
Engineers Gate Manager LP History No change 10,217 134 0.0% 0.0% 66 0 0.0% Q2 2026 Aug 14, 2026
AMERICAN CENTURY COMPANIES INC History No change 10,153 133 0.0% 0.0% 67 0 0.0% Q2 2026 Aug 12, 2026
WELLS FARGO & COMPANY/MN History No change 9,564 126 0.0% 0.0% 68 0 0.0% Q2 2026 Aug 14, 2026
Arax Advisory Partners History No change 5,595 73 0.0% 0.0% 69 0 0.0% Q2 2026 Aug 10, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History No change 5,130 67 0.0% 0.0% 70 0 0.0% Q2 2026 Aug 14, 2026
Russell Investments Group, Ltd. History No change 4,939 65 0.0% 0.0% 71 0 0.0% Q2 2026 Aug 06, 2026
Police & Firemen's Retirement System of New Jersey History No change 4,627 60 0.0% 0.0% 72 0 0.0% Q2 2026 Jul 23, 2026
China Universal Asset Management Co., Ltd. History New 5,678 54 0.0% — 73 +5,678 New Q3 2026 Oct 27, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 3,000 39 0.0% 0.0% 74 0 0.0% Q2 2026 Jul 29, 2026
SIMPLEX TRADING, LLC History Reduced 3,400 33 0.0% 0.0% 75 -8,875 -72.3% Q3 2026 Nov 04, 2026
Vanguard Global Advisers, LLC History No change 1,929 25 0.0% 0.0% 76 0 0.0% Q2 2026 Aug 13, 2026
Tower Research Capital LLC (TRC) History No change 1,587 20 0.0% 0.0% 77 0 0.0% Q2 2026 Aug 11, 2026
Legal & General Group Plc History No change 1,082 14 0.0% 0.0% 78 0 0.0% Q2 2026 Aug 14, 2026
GAMMA Investing LLC History Added to 1,035 10 0.0% 0.0% 79 +174 20.21% Q3 2026 Oct 08, 2026
Ameritas Investment Partners, Inc. History No change 598 7 0.0% 0.0% 80 0 0.0% Q2 2026 Aug 13, 2026
Allworth Financial LP History No change 538 7 0.0% 0.0% 81 0 0.0% Q2 2026 Aug 11, 2026
TD Waterhouse Canada Inc. History No change 808 7 0.0% 0.0% 82 0 0.0% Q3 2026 Oct 16, 2026
Versant Capital Management, Inc History Reduced 487 4 0.0% 0.0% 85 -52 -9.65% Q3 2026 Oct 01, 2026
ROYAL BANK OF CANADA History No change 352 4 0.0% 0.0% 83 0 0.0% Q2 2026 Aug 14, 2026
DUNCKER STREETT & CO INC History No change 437 4 0.0% 0.0% 84 0 0.0% Q3 2026 Oct 27, 2026
EverSource Wealth Advisors, LLC History Reduced 268 2 0.0% 0.0% 89 -230 -46.18% Q3 2026 Nov 04, 2026
Farther Finance Advisors, LLC History Added to 291 2 0.0% 0.0% 90 +176 153.04% Q3 2026 Oct 08, 2026
Sterling Capital Management LLC History Added to 247 2 0.0% 0.0% 88 +56 29.32% Q3 2026 Oct 22, 2026
PNC FINANCIAL SERVICES GROUP, INC. History No change 193 2 0.0% 0.0% 86 0 0.0% Q2 2026 Aug 07, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC History No change 225 2 0.0% 0.0% 87 0 0.0% Q2 2026 Aug 13, 2026
Root Financial Partners, LLC History New 111 1 0.0% — 94 +111 New Q3 2026 Oct 21, 2026
ROTHSCHILD INVESTMENT LLC History No change 123 1 0.0% 0.0% 91 0 0.0% Q2 2026 Aug 06, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History No change 93 1 0.0% 0.0% 92 0 0.0% Q2 2026 Aug 24, 2026
OSAIC HOLDINGS, INC. History No change 134 1 0.0% 0.0% 93 0 0.0% Q2 2026 Aug 14, 2026
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC History Closed out 0 0 — 0.0% — -11,508 -100.0% Q3 2026 Oct 13, 2026
IFP Advisors, Inc History Reduced 65 0 — 0.0% — -353 -84.45% Q3 2026 Oct 16, 2026
True Wealth Design, LLC History Reduced 46 0 — 0.0% — -146 -76.04% Q3 2026 Oct 13, 2026
Essential Partners LLC History Reduced 61 0 — 0.0% — -119 -66.11% Q3 2026 Oct 14, 2026
Owl Creek Wealth Partners LLC History New 90 0 — — — +90 New Q3 2026 Oct 20, 2026
Wealth Enhancement Trust Services, Inc. History Closed out 0 0 — — — -33 -100.0% Q3 2026 Oct 07, 2026
CoreCap Advisors, LLC History New 28 0 — — — +28 New Q3 2026 Oct 08, 2026
Caitong International Asset Management Co., Ltd History New 21 0 — — — +21 New Q3 2026 Oct 29, 2026
SJS Investment Consulting Inc. History Reduced 15 0 — — — -14 -48.28% Q3 2026 Oct 26, 2026
Provenance Wealth Advisors, LLC History New 13 0 — — — +13 New Q3 2026 Oct 30, 2026
Nova Financial LLC History New 2 0 — — — +2 New Q3 2026 Nov 04, 2026
Clearstead Advisors, LLC History No change 19 0 — — — 0 0.0% Q2 2026 Aug 06, 2026
NISA INVESTMENT ADVISORS, LLC History No change 20 0 — — — 0 0.0% Q3 2026 Oct 20, 2026
Global Retirement Partners, LLC History No change 35 0 — — — 0 0.0% Q2 2026 Aug 06, 2026
SBI Securities Co., Ltd. History No change 1 0 — — — 0 0.0% Q3 2026 Oct 21, 2026
Optiver Holding B.V. History No change 60 0 — — — 0 0.0% Q2 2026 Aug 12, 2026
JPL Wealth Management, LLC History No change 3 0 — — — 0 0.0% Q2 2026 Aug 13, 2026
Basecamp Wealth Advisors LLC History No change 45 0 — — — 0 0.0% Q2 2026 Aug 14, 2026
Timbuktu Capital Management, LLC History No change 38 0 — — — 0 0.0% Q2 2026 Aug 13, 2026