KEROS THERAPEUTICS INC

Ticker: KROS CUSIP: 492327101 Class: Common Stock

Note: Option positions (PUT/CALL) are excluded.

InstitutionSharesValue ($000)
BlackRock, Inc.2,290,532$46,635
VANGUARD GROUP INC1,525,355$31,056
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP1,334,516$27,171
STATE STREET CORP1,075,993$21,907
Madison Avenue Partners, LP823,707$16,771
ORBIMED ADVISORS LLC804,212$16,374
Qube Research & Technologies Ltd783,918$15,961
JACOBS LEVY EQUITY MANAGEMENT, INC768,425$15,645
D. E. Shaw & Co., Inc.755,473$15,381
FEDERATED HERMES, INC.654,724$13,330
GEODE CAPITAL MANAGEMENT, LLC635,208$12,935
RENAISSANCE TECHNOLOGIES LLC591,686$12,047
GOLDMAN SACHS GROUP INC590,517$12,023
CITADEL ADVISORS LLC472,520$9,621
Nantahala Capital Management, LLC360,419$7,338
Connor, Clark & Lunn Investment Management Ltd.321,346$6,543
TWO SIGMA INVESTMENTS, LP318,439$6,483
HRT FINANCIAL LP260,891$5
Weiss Asset Management LP254,063$5,173
NORTHERN TRUST CORP250,571$5,102
MORGAN STANLEY230,492$4,693
MILLENNIUM MANAGEMENT LLC220,209$4,483
DEUTSCHE BANK AG\195,281$3,976
ALGERT GLOBAL LLC193,607$4
Man Group plc190,207$3,873
CHARLES SCHWAB INVESTMENT MANAGEMENT INC186,779$3,803
AQR CAPITAL MANAGEMENT LLC180,543$3,676
TWO SIGMA ADVISERS, LP171,800$3,498
JANE STREET GROUP, LLC162,009$3,299
Jump Financial, LLC161,136$3,281
NOMURA HOLDINGS INC156,753$3,191
BESSEMER GROUP INC143,853$3
AMERIPRISE FINANCIAL INC122,828$2,501
PANAGORA ASSET MANAGEMENT INC122,821$2,501
Bank of New York Mellon Corp121,582$2,475
Y-Intercept (Hong Kong) Ltd117,361$2,389
PDT Partners, LLC112,183$2,284
BANK OF AMERICA CORP /DE/100,114$2,038
SG Americas Securities, LLC98,703$2
UBS Group AG97,084$1,977
Rangeley Capital, LLC96,800$1,971
Invesco Ltd.87,428$1,780
RBF Capital, LLC81,724$1,664
Russell Investments Group, Ltd.80,774$1,645
BARCLAYS PLC74,726$1,521
Nuveen, LLC63,097$1,285
Engineers Gate Manager LP62,369$1,270
BRIDGEWAY CAPITAL MANAGEMENT, LLC60,078$1,223
DIMENSIONAL FUND ADVISORS LP58,013$1,181
MACKENZIE FINANCIAL CORP51,385$1,040
GSA CAPITAL PARTNERS LLP51,346$1
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO50,324$1,025
RHUMBLINE ADVISERS44,235$901
CANADA PENSION PLAN INVESTMENT BOARD44,100$898
MASSACHUSETTS FINANCIAL SERVICES CO /MA/43,695$890
HUSSMAN STRATEGIC ADVISORS, INC.42,000$855
MARTINGALE ASSET MANAGEMENT L P39,379$802
Point72 Asset Management, L.P.38,848$791
AMERICAN CENTURY COMPANIES INC36,640$746
FMR LLC35,597$725
LOS ANGELES CAPITAL MANAGEMENT LLC33,771$508
WELLS FARGO & COMPANY/MN32,762$667
AlphaQuest LLC32,090$653
Cambria Investment Management, L.P.31,312$638
ALLIANCEBERNSTEIN L.P.30,860$628
Rafferty Asset Management, LLC30,280$617
PRICE T ROWE ASSOCIATES INC /MD/29,699$1
Caption Management, LLC29,500$601
STRS OHIO29,300$597
TUDOR INVESTMENT CORP ET AL28,307$576
FRANKLIN RESOURCES INC27,582$562
FOX RUN MANAGEMENT, L.L.C.25,680$523
Brooklyn Investment Group23,750$490
Creative Planning23,131$471
LSV ASSET MANAGEMENT23,100$0
WINTON GROUP Ltd21,590$440
OXFORD ASSET MANAGEMENT LLP21,510$438
Quantinno Capital Management LP21,120$430
STATE OF WISCONSIN INVESTMENT BOARD19,835$404
Quantedge Capital Pte Ltd19,292$393
ADAR1 Capital Management, LLC18,851$384
Penserra Capital Management LLC18,839$0
JPMORGAN CHASE & CO18,638$379
Entropy Technologies, LP17,891$364
Campbell & CO Investment Adviser LLC17,630$359
Polymer Capital Management (US) LLC17,495$356
Legato Capital Management LLC16,974$346
Integrated Quantitative Investments LLC16,974$346
MetLife Investment Management, LLC16,682$340
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.15,317$312
Mariner, LLC15,211$310
EJF Capital LP15,000$305
Abacus Wealth Partners, LLC14,109$287
PRELUDE CAPITAL MANAGEMENT, LLC13,639$278
SUSQUEHANNA INTERNATIONAL GROUP, LLP13,389$273
ExodusPoint Capital Management, LP13,360$272
INTECH INVESTMENT MANAGEMENT LLC13,265$270
VARCOV Co.12,810$261
Virtus Investment Advisers, LLC12,367$252
PROFUND ADVISORS LLC11,483$234
64 other institutions129,552$2,384
Total (164 institutions)20,074,365$391,603