UPSTREAM BIO INC

Ticker: UPB CUSIP: 91678A107 Class: Common Stock

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

InstitutionSharesValue ($000)
FMR LLC7,518,202$204,119
ORBIMED ADVISORS LLC5,693,589$154,581
BlackRock, Inc.3,344,504$90,803
Decheng Capital LLC3,143,078$85,335
NORGES BANK2,882,647$78,264
Enavate Sciences GP, LLC2,459,703$66,781
VANGUARD GROUP INC2,388,439$64,846
UBS Group AG1,806,243$49,039
JANUS HENDERSON GROUP PLC1,527,958$41,423
Altshuler Shaham Ltd1,341,540$36,423
Bain Capital Life Sciences Investors, LLC1,329,544$36,097
Omega Fund Management, LLC1,326,293$36,009
STATE STREET CORP1,319,226$35,817
VR Adviser, LLC1,169,298$31,746
WELLINGTON MANAGEMENT GROUP LLP894,733$24,292
GEODE CAPITAL MANAGEMENT, LLC851,908$23,134
Parkman Healthcare Partners LLC834,559$22,658
Pictet Asset Management Holding SA773,148$20,991
Woodline Partners LP760,252$20,641
Integral Health Asset Management, LLC750,000$20,363
TCG Crossover Management, LLC743,886$20,197
Samsara BioCapital, LLC736,047$19,984
Vestal Point Capital, LP720,000$19,548
Siren, L.L.C.588,450$15,976
BARCLAYS PLC524,499$14,240
MILLENNIUM MANAGEMENT LLC517,264$14,044
Nantahala Capital Management, LLC494,971$13,438
MARSHALL WACE, LLP343,791$9,334
GOLDMAN SACHS GROUP INC333,481$9,054
GREAT POINT PARTNERS LLC300,000$8,145
Alyeska Investment Group, L.P.298,329$8,100
JENNISON ASSOCIATES LLC288,847$7,842
CHARLES SCHWAB INVESTMENT MANAGEMENT INC284,931$7,736
NORTHERN TRUST CORP236,799$6,429
Squadron Capital Management LLC230,650$6,262
Invesco Ltd.163,186$4,431
Boxer Capital Management, LLC150,000$4,073
DEUTSCHE BANK AG\127,815$3,470
MORGAN STANLEY122,068$3,314
SummitTX Capital, L.P.116,724$3,169
Schonfeld Strategic Advisors LLC115,807$3,144
JPMORGAN CHASE & CO110,280$2,994
AMERICAN CENTURY COMPANIES INC87,756$2,383
BANK OF AMERICA CORP /DE/86,384$2,345
Bank of New York Mellon Corp84,853$2,304
Nuveen, LLC78,568$2,133
ExodusPoint Capital Management, LP75,402$2,047
Artia Global Partners LP68,653$1,864
Exome Asset Management LLC64,845$1,761
AMERIPRISE FINANCIAL INC56,557$1,536
SUSQUEHANNA INTERNATIONAL GROUP, LLP55,841$1,516
SEVEN GRAND MANAGERS, LLC50,000$1,358
Y-Intercept (Hong Kong) Ltd46,559$1,264
ALPS ADVISORS INC44,376$1,205
RHUMBLINE ADVISERS41,523$1,127
Rafferty Asset Management, LLC38,683$1,050
WELLS FARGO & COMPANY/MN36,794$999
Trexquant Investment LP31,049$843
ALLIANCEBERNSTEIN L.P.31,010$842
AQR CAPITAL MANAGEMENT LLC30,503$828
D. E. Shaw & Co., Inc.27,091$736
Swiss National Bank26,600$722
DIADEMA PARTNERS LP20,500$557
MetLife Investment Management, LLC19,678$534
PRICE T ROWE ASSOCIATES INC /MD/19,636$1
PSP Research LLC17,634$479
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.17,491$475
PRELUDE CAPITAL MANAGEMENT, LLC16,560$450
RENAISSANCE TECHNOLOGIES LLC16,400$445
Quantinno Capital Management LP15,415$419
XTX Topco Ltd15,091$410
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM14,652$398
PROFUND ADVISORS LLC14,582$396
Graham Capital Management, L.P.13,712$372
Legal & General Group Plc13,709$372
CITADEL ADVISORS LLC13,420$364
DnB Asset Management AS12,793$347
Virtu Financial LLC12,246$0
Verition Fund Management LLC12,020$326
Mariner, LLC11,830$321
Creative Planning11,749$319
NEW YORK STATE COMMON RETIREMENT FUND11,700$318
TWO SIGMA INVESTMENTS, LP10,500$285
INTECH INVESTMENT MANAGEMENT LLC10,396$282
MANUFACTURERS LIFE INSURANCE COMPANY, THE10,147$275
Virtus Investment Advisers, LLC9,801$266
STRS OHIO9,800$266
VARCOV Co.9,619$261
Police & Firemen's Retirement System of New Jersey9,456$257
Persistent Asset Partners Ltd8,907$242
China Universal Asset Management Co., Ltd.8,806$239
ProShare Advisors LLC8,354$227
SEI INVESTMENTS CO8,087$220
CITIGROUP INC6,949$189
SG Americas Securities, LLC5,518$0
BNP PARIBAS ARBITRAGE, SA4,976$135
CWM, LLC3,360$0
KLP KAPITALFORVALTNING AS2,900$79
Russell Investments Group, Ltd.2,823$77
Ameritas Investment Partners, Inc.2,741$74
31 other institutions14,527$361
Total (131 institutions)51,174,221$1,388,185