Keros Therapeutics, Inc. - KROS

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
BlackRock, Inc. History No change 2,794,217 29,898 0.0% 0.0% 1 0 0.0% Q2 2026 Aug 07, 2026
Nantahala Capital Management, LLC History No change 1,410,419 15,091 0.5% 0.5% 2 0 0.0% Q2 2026 Aug 14, 2026
AQR CAPITAL MANAGEMENT LLC History No change 967,859 10,356 0.0% 0.0% 3 0 0.0% Q2 2026 Aug 14, 2026
VANGUARD CAPITAL MANAGEMENT LLC History No change 833,596 8,919 0.0% 0.0% 4 0 0.0% Q2 2026 Aug 13, 2026
MACKENZIE FINANCIAL CORP History Added to 742,837 8,468 0.01% 0.01% 5 +114,399 18.2% Q3 2026 Nov 02, 2026
ORBIMED ADVISORS LLC History No change 759,155 8,122 0.15% 0.15% 6 0 0.0% Q2 2026 Aug 14, 2026
FEDERATED HERMES, INC. History No change 700,427 7,494 0.01% 0.01% 7 0 0.0% Q2 2026 Aug 12, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC History No change 652,635 6,983 0.0% 0.0% 8 0 0.0% Q2 2026 Aug 13, 2026
Madison Avenue Partners, LP History No change 626,583 6,704 0.29% 0.29% 9 0 0.0% Q2 2026 Aug 14, 2026
Qube Research & Technologies Ltd History No change 608,837 6,514 0.01% 0.01% 10 0 0.0% Q2 2026 Aug 14, 2026
JACOBS LEVY EQUITY MANAGEMENT, INC History No change 605,445 6,478 0.02% 0.02% 11 0 0.0% Q2 2026 Aug 14, 2026
STATE STREET CORP History No change 541,193 5,790 0.0% 0.0% 12 0 0.0% Q2 2026 Sep 22, 2026
GEODE CAPITAL MANAGEMENT, LLC History No change 510,841 5,467 0.0% 0.0% 13 0 0.0% Q2 2026 Aug 12, 2026
DIMENSIONAL FUND ADVISORS LP History Reduced 403,603 4,600 0.0% 0.0% 14 -56,938 -12.36% Q3 2026 Nov 04, 2026
CITADEL ADVISORS LLC History No change 410,498 4,392 0.0% 0.0% 15 0 0.0% Q2 2026 Sep 02, 2026
RENAISSANCE TECHNOLOGIES LLC History No change 359,086 3,842 0.01% 0.01% 16 0 0.0% Q2 2026 Aug 13, 2026
D. E. Shaw & Co., Inc. History No change 267,460 2,861 0.0% 0.0% 17 0 0.0% Q2 2026 Aug 14, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History No change 265,017 2,835 0.05% 0.05% 18 0 0.0% Q2 2026 Aug 14, 2026
Nuveen, LLC History No change 247,756 2,650 0.0% 0.0% 19 0 0.0% Q2 2026 Aug 11, 2026
ADAR1 Capital Management, LLC History No change 246,818 2,640 0.12% 0.12% 20 0 0.0% Q2 2026 Aug 14, 2026
TWO SIGMA INVESTMENTS, LP History No change 246,649 2,639 0.0% 0.0% 21 0 0.0% Q2 2026 Aug 14, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP History No change 233,175 2,494 0.0% 0.0% 22 0 0.0% Q2 2026 Aug 13, 2026
MILLENNIUM MANAGEMENT LLC History No change 184,822 1,977 0.0% 0.0% 23 0 0.0% Q2 2026 Aug 14, 2026
GOLDMAN SACHS GROUP INC History No change 177,846 1,902 0.0% 0.0% 24 0 0.0% Q2 2026 Aug 14, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INC History No change 158,712 1,698 0.0% 0.0% 25 0 0.0% Q2 2026 Aug 14, 2026
Man Group plc History No change 155,541 1,664 0.0% 0.0% 26 0 0.0% Q2 2026 Aug 14, 2026
WELLS FARGO & COMPANY/MN History No change 155,480 1,663 0.0% 0.0% 27 0 0.0% Q2 2026 Aug 14, 2026
NORTHERN TRUST CORP History No change 153,843 1,646 0.0% 0.0% 28 0 0.0% Q2 2026 Aug 13, 2026
BESSEMER GROUP INC History No change 143,853 1,539 0.0% 0.0% 29 0 0.0% Q2 2026 Aug 12, 2026
Empowered Funds, LLC History No change 142,151 1,521 0.01% 0.01% 30 0 0.0% Q2 2026 Aug 14, 2026
UBS Group AG History No change 137,987 1,476 0.0% 0.0% 31 0 0.0% Q2 2026 Aug 13, 2026
VANGUARD FIDUCIARY TRUST CO History No change 131,314 1,405 0.0% 0.0% 32 0 0.0% Q2 2026 Aug 13, 2026
Connor, Clark & Lunn Investment Management Ltd. History No change 127,885 1,368 0.0% 0.0% 33 0 0.0% Q2 2026 Aug 12, 2026
O'SHAUGHNESSY ASSET MANAGEMENT, LLC History No change 126,379 1,352 0.01% 0.01% 34 0 0.0% Q2 2026 Aug 13, 2026
ACADIAN ASSET MANAGEMENT LLC History No change 115,618 1,233 0.0% 0.0% 35 0 0.0% Q2 2026 Aug 13, 2026
JANE STREET GROUP, LLC History No change 115,267 1,233 0.0% 0.0% 36 0 0.0% Q2 2026 Aug 14, 2026
AMERIPRISE FINANCIAL INC History No change 101,342 1,084 0.0% 0.0% 37 0 0.0% Q2 2026 Aug 14, 2026
Bank of New York Mellon Corp History Reduced 88,289 1,006 0.0% 0.0% 38 -15,050 -14.56% Q3 2026 Nov 05, 2026
AMERICAN CENTURY COMPANIES INC History No change 84,680 906 0.0% 0.0% 39 0 0.0% Q2 2026 Aug 12, 2026
LOS ANGELES CAPITAL MANAGEMENT LLC History No change 84,372 902 0.0% 0.0% 40 0 0.0% Q2 2026 Aug 13, 2026
MORGAN STANLEY History No change 79,286 848 0.0% 0.0% 41 0 0.0% Q2 2026 Aug 13, 2026
Invesco Ltd. History No change 71,563 765 0.0% 0.0% 42 0 0.0% Q2 2026 Aug 14, 2026
HSBC HOLDINGS PLC History No change 69,926 761 0.0% 0.0% 43 0 0.0% Q2 2026 Aug 14, 2026
MARTINGALE ASSET MANAGEMENT L P History No change 67,796 725 0.02% 0.02% 44 0 0.0% Q2 2026 Aug 13, 2026
RBF Capital, LLC History No change 62,800 671 0.03% 0.03% 45 0 0.0% Q2 2026 Aug 14, 2026
Russell Investments Group, Ltd. History No change 60,892 651 0.0% 0.0% 46 0 0.0% Q2 2026 Aug 06, 2026
XTX Topco Ltd History No change 59,531 636 0.01% 0.01% 47 0 0.0% Q2 2026 Aug 14, 2026
Jain Global LLC History No change 59,209 633 0.0% 0.0% 48 0 0.0% Q2 2026 Aug 14, 2026
PRICE T ROWE ASSOCIATES INC /MD/ History No change 56,121 601 0.0% 0.0% 49 0 0.0% Q2 2026 Aug 14, 2026
PANAGORA ASSET MANAGEMENT INC History No change 55,985 599 0.0% 0.0% 50 0 0.0% Q2 2026 Aug 06, 2026
IEQ CAPITAL, LLC History No change 55,675 595 0.0% 0.0% 51 0 0.0% Q2 2026 Aug 11, 2026
Rangeley Capital, LLC History No change 54,400 582 0.53% 0.53% 52 0 0.0% Q2 2026 Aug 14, 2026
Achmea Investment Management B.V. History New 48,519 553 0.0% — 53 +48,519 New Q3 2026 Oct 30, 2026
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO History No change 50,324 538 0.0% 0.0% 54 0 0.0% Q2 2026 Aug 17, 2026
BNP PARIBAS FINANCIAL MARKETS History No change 49,851 533 0.0% 0.0% 55 0 0.0% Q2 2026 Aug 13, 2026
BARCLAYS PLC History No change 49,704 531 0.0% 0.0% 56 0 0.0% Q2 2026 Aug 14, 2026
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ History No change 47,121 504 0.0% 0.0% 57 0 0.0% Q2 2026 Aug 03, 2026
DEUTSCHE BANK AG\ History No change 46,802 500 0.0% 0.0% 58 0 0.0% Q2 2026 Aug 07, 2026
Susquehanna Portfolio Strategies, LLC History No change 44,824 479 0.01% 0.01% 59 0 0.0% Q2 2026 Aug 14, 2026
Mariner, LLC History No change 38,895 416 0.0% 0.0% 60 0 0.0% Q2 2026 Aug 13, 2026
FMR LLC History No change 35,328 378 0.0% 0.0% 61 0 0.0% Q2 2026 Aug 13, 2026
PRELUDE CAPITAL MANAGEMENT, LLC History No change 35,039 374 0.03% 0.03% 62 0 0.0% Q2 2026 Aug 14, 2026
MARSHALL WACE, LLP History No change 34,600 370 0.0% 0.0% 63 0 0.0% Q2 2026 Aug 13, 2026
ALLIANCEBERNSTEIN L.P. History No change 33,200 366 0.0% 0.0% 64 0 0.0% Q2 2026 Aug 14, 2026
RHUMBLINE ADVISERS History No change 32,755 350 0.0% 0.0% 65 0 0.0% Q2 2026 Aug 11, 2026
BANK OF AMERICA CORP /DE/ History No change 31,230 334 0.0% 0.0% 66 0 0.0% Q2 2026 Aug 14, 2026
Squarepoint Ops LLC History No change 31,204 333 0.0% 0.0% 67 0 0.0% Q2 2026 Aug 14, 2026
MERCER GLOBAL ADVISORS INC /ADV History No change 27,684 296 0.0% 0.0% 68 0 0.0% Q2 2026 Aug 19, 2026
Quantinno Capital Management LP History No change 26,971 288 0.0% 0.0% 69 0 0.0% Q2 2026 Aug 13, 2026
CANADA PENSION PLAN INVESTMENT BOARD History No change 23,100 247 0.0% 0.0% 70 0 0.0% Q2 2026 Aug 14, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History No change 21,043 225 0.0% 0.0% 71 0 0.0% Q2 2026 Aug 14, 2026
Cerity Partners LLC History No change 18,301 195 0.0% 0.0% 72 0 0.0% Q2 2026 Aug 14, 2026
MetLife Investment Management, LLC History No change 16,682 178 0.0% 0.0% 73 0 0.0% Q2 2026 Aug 13, 2026
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC History Reduced 14,964 174 0.0% 0.0% 74 -2,877 -16.13% Q3 2026 Oct 13, 2026
Jump Financial, LLC History No change 15,400 164 0.0% 0.0% 75 0 0.0% Q2 2026 Aug 13, 2026
EJF Capital LP History No change 15,000 160 0.11% 0.11% 76 0 0.0% Q2 2026 Aug 13, 2026
Creative Planning History Reduced 14,016 159 0.0% 0.0% 78 -2,692 -16.11% Q3 2026 Nov 02, 2026
JPMORGAN CHASE & CO History No change 14,624 159 0.0% 0.0% 77 0 0.0% Q2 2026 Aug 12, 2026
nVerses Capital, LLC History No change 13,124 140 0.22% 0.22% 79 0 0.0% Q2 2026 Aug 04, 2026
Engineers Gate Manager LP History No change 12,215 130 0.0% 0.0% 80 0 0.0% Q2 2026 Aug 14, 2026
PDT Partners, LLC History No change 11,405 122 0.01% 0.01% 81 0 0.0% Q2 2026 Aug 14, 2026
Point72 Asset Management, L.P. History No change 10,393 111 0.0% 0.0% 82 0 0.0% Q2 2026 Aug 14, 2026
AMERICAN FINANCIAL GROUP INC History No change 10,105 108 0.04% 0.04% 83 0 0.0% Q2 2026 Aug 12, 2026
Arax Advisory Partners History No change 10,047 107 0.0% 0.0% 84 0 0.0% Q2 2026 Aug 10, 2026
NEW YORK STATE COMMON RETIREMENT FUND History No change 9,116 97 0.0% 0.0% 85 0 0.0% Q2 2026 Jul 29, 2026
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. History No change 8,511 91 0.0% 0.0% 86 0 0.0% Q2 2026 Aug 14, 2026
Legal & General Group Plc History No change 8,410 89 0.0% 0.0% 87 0 0.0% Q2 2026 Aug 14, 2026
Vanguard Global Advisers, LLC History No change 7,945 85 0.0% 0.0% 88 0 0.0% Q2 2026 Aug 13, 2026
Police & Firemen's Retirement System of New Jersey History No change 7,700 82 0.0% 0.0% 89 0 0.0% Q2 2026 Jul 23, 2026
CITIGROUP INC History Reduced 7,094 80 0.0% 0.0% 90 -1,921 -21.31% Q3 2026 Nov 04, 2026
STRS OHIO History New 6,200 70 0.0% — 91 +6,200 New Q3 2026 Oct 30, 2026
NISA INVESTMENT ADVISORS, LLC History Added to 4,065 46 0.0% 0.0% 92 +76 1.91% Q3 2026 Oct 20, 2026
China Universal Asset Management Co., Ltd. History Added to 3,618 40 0.0% 0.0% 93 +468 14.86% Q3 2026 Oct 27, 2026
ROYAL BANK OF CANADA History No change 3,174 34 0.0% 0.0% 94 0 0.0% Q2 2026 Aug 14, 2026
Ameritas Investment Partners, Inc. History No change 2,372 25 0.0% 0.0% 95 0 0.0% Q2 2026 Aug 13, 2026
Tower Research Capital LLC (TRC) History No change 1,966 21 0.0% 0.0% 96 0 0.0% Q2 2026 Aug 11, 2026
OSAIC HOLDINGS, INC. History No change 2,053 21 0.0% 0.0% 97 0 0.0% Q2 2026 Aug 14, 2026
Zurcher Kantonalbank (Zurich Cantonalbank) History No change 1,415 15 0.0% 0.0% 98 0 0.0% Q2 2026 Aug 11, 2026
GAMMA Investing LLC History Added to 1,245 14 0.0% 0.0% 101 +421 51.09% Q3 2026 Oct 08, 2026
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC History No change 1,366 14 0.0% 0.0% 99 0 0.0% Q2 2026 Aug 13, 2026
Allworth Financial LP History No change 1,358 14 0.0% 0.0% 100 0 0.0% Q2 2026 Aug 11, 2026
Versant Capital Management, Inc History New 969 11 0.0% — 103 +969 New Q3 2026 Oct 01, 2026
Mirae Asset Global Investments Co., Ltd. History Added to 1,013 11 0.0% 0.0% 102 +128 14.46% Q3 2026 Oct 28, 2026
EverSource Wealth Advisors, LLC History Reduced 901 10 0.0% 0.0% 105 -138 -13.28% Q3 2026 Nov 04, 2026
PNC FINANCIAL SERVICES GROUP, INC. History No change 999 10 0.0% 0.0% 104 0 0.0% Q2 2026 Aug 07, 2026
GF FUND MANAGEMENT CO. LTD. History Added to 687 7 0.0% 0.0% 106 +56 8.87% Q3 2026 Oct 26, 2026
JONES FINANCIAL COMPANIES LLLP History No change 621 6 0.0% 0.0% 107 0 0.0% Q2 2026 Aug 14, 2026
Farther Finance Advisors, LLC History Added to 453 5 0.0% 0.0% 108 +201 79.76% Q3 2026 Oct 08, 2026
SJS Investment Consulting Inc. History Added to 402 4 0.0% — 111 +344 593.1% Q3 2026 Oct 26, 2026
Sterling Capital Management LLC History Reduced 365 4 0.0% 0.0% 110 -8 -2.14% Q3 2026 Oct 22, 2026
ROTHSCHILD INVESTMENT LLC History No change 441 4 0.0% 0.0% 109 0 0.0% Q2 2026 Aug 06, 2026
Smartleaf Asset Management LLC History No change 394 4 0.0% 0.0% 112 0 0.0% Q2 2026 Aug 12, 2026
SIMPLEX TRADING, LLC History Reduced 279 3 0.0% 0.0% 114 -3,621 -92.85% Q3 2026 Nov 04, 2026
Parkside Financial Bank & Trust History Added to 335 3 0.0% — 113 +280 509.09% Q3 2026 Oct 27, 2026
IFP Advisors, Inc History Reduced 186 2 0.0% 0.0% 116 -2,827 -93.83% Q3 2026 Oct 16, 2026
Root Financial Partners, LLC History New 195 2 0.0% — 120 +195 New Q3 2026 Oct 21, 2026
Essential Partners LLC History Added to 259 2 0.0% 0.0% 119 +53 25.73% Q3 2026 Oct 14, 2026
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM History No change 255 2 0.0% 0.0% 115 0 0.0% Q2 2026 Aug 24, 2026
Optiver Holding B.V. History No change 273 2 0.0% 0.0% 117 0 0.0% Q2 2026 Aug 12, 2026
Sachetta, LLC History No change 244 2 0.0% 0.0% 118 0 0.0% Q2 2026 Jul 15, 2026
Ascentis Wealth Management, LLC History New 115 1 0.0% — 128 +115 New Q3 2026 Nov 03, 2026
Provenance Wealth Advisors, LLC History New 95 1 0.0% — 129 +95 New Q3 2026 Oct 30, 2026
Covestor Ltd History Reduced 83 1 0.0% 0.0% 125 -79 -48.77% Q3 2026 Oct 30, 2026
Capital Advisors, Ltd. LLC History Added to 69 1 0.0% — 123 +39 130.0% Q3 2026 Oct 27, 2026
True Wealth Design, LLC History Reduced 149 1 0.0% 0.0% 126 -11 -6.88% Q3 2026 Oct 13, 2026
Clearstead Advisors, LLC History No change 113 1 0.0% 0.0% 121 0 0.0% Q2 2026 Aug 06, 2026
GROUP ONE TRADING LLC History No change 99 1 0.0% 0.0% 122 0 0.0% Q2 2026 Aug 13, 2026
Rockefeller Capital Management L.P. History No change 126 1 0.0% 0.0% 124 0 0.0% Q2 2026 Aug 13, 2026
Basecamp Wealth Advisors LLC History No change 170 1 0.0% 0.0% 127 0 0.0% Q2 2026 Aug 14, 2026
PRINCIPAL FINANCIAL GROUP INC History Closed out 0 0 — 0.0% — -63,807 -100.0% Q3 2026 Nov 02, 2026
Y-Intercept (Hong Kong) Ltd History Closed out 0 0 — 0.01% — -48,176 -100.0% Q3 2026 Oct 16, 2026
Owl Creek Wealth Partners LLC History Closed out 0 0 — 0.0% — -100 -100.0% Q3 2026 Oct 20, 2026
Wealth Enhancement Trust Services, Inc. History Closed out 0 0 — — — -64 -100.0% Q3 2026 Oct 07, 2026
SBI Securities Co., Ltd. History Added to 52 0 — — — +50 2500.0% Q3 2026 Oct 21, 2026
Private Wealth Management Group, LLC History Closed out 0 0 — — — -39 -100.0% Q3 2026 Oct 19, 2026
Silver Grove Financial Group, Inc. History Added to 25 0 — — — +17 212.5% Q3 2026 Nov 05, 2026
US BANCORP \DE\ History No change 10 0 — — — 0 0.0% Q3 2026 Nov 05, 2026
Larson Financial Group LLC History No change 5 0 — — — 0 0.0% Q3 2026 Nov 05, 2026
WPG Advisers, LLC History No change 24 0 — — — 0 0.0% Q3 2026 Oct 27, 2026