Who owns UPSTREAM BIO INC COM?

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Analyze quarterly positions in Upstream Bio with up to 7 years of data, all consolidated into one spreadsheet

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Top investors of Upstream Bio stock

Who bought or sold UPSTREAM BIO INC COM this quarter?

Fund or Company Name
Shares Held
Valued At
Change in Shares
As Of
Actions
FMR 7.2M $118M 100% Dec 2024
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OrbiMed Advisors 5.7M $94M 100% Dec 2024
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Decheng Capital 3.3M $54M 100% Dec 2024
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TCG Crossover Management 2.8M $45M 100% Dec 2024
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Bain Capital Life Sciences Investors 2.3M $38M 100% Dec 2024
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VR Adviser 2.3M $38M 100% Dec 2024
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Samsara BioCapital 2.2M $36M 100% Dec 2024
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Wellington Management Company 1.6M $26M 100% Dec 2024
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BlackRock 1.1M $18M 100% Dec 2024
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Alliancebernstein 1.1M $18M 100% Dec 2024
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Deep Track Capital 1.0M $16M 100% Dec 2024
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Norges Bank Investment Management 1.0M $16M 100% Dec 2024
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Vanguard Group 915k $15M 100% Dec 2024
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Siren 800k $13M 100% Dec 2024
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Nantahala Capital Management 600k $9.9M 100% Dec 2024
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Woodline Partners 527k $8.7M 100% Dec 2024
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Geode Capital Management 363k $6.0M 100% Dec 2024
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Balyasny Asset Management 301k $5.0M 100% Dec 2024
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Dr. Jeffrey R. Jay, M.D. 300k $4.9M 100% Dec 2024
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Marshall Wace 291k $4.8M 100% Dec 2024
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State Street Corporation 247k $4.1M 100% Dec 2024
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Lynx1 Capital Management 240k $3.9M 100% Dec 2024
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Citadel Advisors 180k $3.0M 100% Dec 2024
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UBS Group 162k $2.7M 100% Dec 2024
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Northern Trust 144k $2.4M 100% Dec 2024
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Charles Schwab Investment Management 135k $2.2M 100% Dec 2024
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Alyeska Investment Group 85k $1.4M 100% Dec 2024
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Moody Aldrich Partners 75k $1.2M 100% Dec 2024
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EcoR1 Capital 60k $986k 100% Dec 2024
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Jpmorgan Chase & Co 48k $786k 100% Dec 2024
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Soros Fund Management 46k $762k 100% Dec 2024
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Jane Street 46k $749k 100% Dec 2024
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Goldman Sachs Group 45k $731k 100% Dec 2024
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ALPS Advisors 43k $713k 100% Dec 2024
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Morgan Stanley 43k $710k 100% Dec 2024
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Verition Fund Management 37k $615k 100% Dec 2024
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Bank of New York Mellon 37k $607k 100% Dec 2024
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Barclays 27k $445k 100% Dec 2024
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Citigroup 27k $436k 100% Dec 2024
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Nuveen Asset Management 23k $371k 100% Dec 2024
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Invesco 16k $257k 100% Dec 2024
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Deutsche Bank Aktiengesellschaft 15k $244k 100% Dec 2024
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Bank of America Corporation 14k $230k 100% Dec 2024
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Rhumbline Advisers 13k $82k -20% Mar 2025
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Davidson Kempner Capital Management 13k $205k 100% Dec 2024
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MetLife Investment Advisors 11k $181k 100% Dec 2024
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Walleye Trading Advisors 10k $164k 100% Dec 2024
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Sandia Investment Management 10k $164k 100% Dec 2024
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Mirae Asset Global Etfs Holdings 9.8k $162k 100% Dec 2024
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Wells Fargo & Company 9.0k $149k 100% Dec 2024
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Corebridge Financial 8.7k $142k 100% Dec 2024
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Tower Research Capital 2.8k $47k 100% Dec 2024
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Summit Investment Advisors 1.8k $30k 100% Dec 2024
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Legal & General Group 1.7k $29k 100% Dec 2024
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Us Bancorp 1.7k $27k 100% Dec 2024
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Bnp Paribas Arbitrage, Snc 1.5k $25k 100% Dec 2024
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California State Teachers Retirement System 1.3k $21k 100% Dec 2024
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Royal Bank of Canada 1.3k $21k 100% Dec 2024
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Versant Capital Management 615.00 $3.8k 100% Mar 2025
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Amalgamated Bank 594.00 $10k 100% Dec 2024
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GAMMA Investing 593.00 $3.6k 100% Mar 2025
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Sterling Capital Management 249.00 $4.1k 100% Dec 2024
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Advisor Group Holdings 17.00 $279.000600 100% Dec 2024
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Principal Securities 12.00 $197.000400 100% Dec 2024
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National Bank Of Canada /fi/ 7.00 $115.000200 100% Dec 2024
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Who sold out of Upstream Bio?

Fund or Company Name
Date Sold
Shares Held
Valued At
SG Americas Securities Dec 2024 7.6k $125k