Who owns Mersana Therapeutics?

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

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Top investors of Mersana Therapeutics stock

Who bought or sold Mersana Therapeutics this quarter?

Fund or Company Name Shares Held Valued At Change in Shares As Of Actions
EcoR1 Capital 19M $45M 0% Dec 2023
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VR Adviser 11M $26M 0% Dec 2023
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Balyasny Asset Management 9.7M $23M 92% Dec 2023
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Bain Capital Life Sciences Investors 8.7M $11M 0% Sep 2023
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BlackRock 8.0M $10M 0% Sep 2023
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Vanguard Group 6.2M $15M 1% Dec 2023
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Nextech Invest 6.0M $14M 100% Dec 2023
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Silverarc Capital Management 5.8M $7.4M 176% Sep 2023
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Rock Springs Capital Management 3.4M $4.3M 0% Sep 2023
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Millennium Management 3.4M $7.9M 56% Dec 2023
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Affinity Asset Advisors 2.9M $3.6M 100% Sep 2023
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Philosophy Capital Management 2.3M $3.0M 100% Sep 2023
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State Street Corporation 2.3M $2.9M -53% Sep 2023
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Geode Capital Management 2.2M $2.7M 8% Sep 2023
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Citadel Advisors 2.0M $4.6M 12% Dec 2023
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5AM Venture Management 1.3M $3.0M 0% Dec 2023
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Woodline Partners 1.3M $1.7M 100% Sep 2023
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Schonfeld Strategic Advisors 1.1M $2.6M 100% Dec 2023
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Deutsche Bank Aktiengesellschaft 1.1M $2.6M 1713% Dec 2023
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Baker Bros. Advisors 1.1M $2.5M 0% Dec 2023
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Altium Capital Management 1.1M $1.3M 100% Sep 2023
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Northern Trust 1.0M $1.3M -6% Sep 2023
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Morgan Stanley 986k $1.3M 29% Sep 2023
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Jacobs Levy Equity Management 931k $2.2M 100% Dec 2023
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Renaissance Technologies 926k $1.2M -12% Sep 2023
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Decheng Capital Management III 904k $1.1M 0% Sep 2023
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D. E. Shaw & Co 667k $1.5M 885% Dec 2023
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Bridgeway Capital Management 582k $739k 100% Sep 2023
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FMR 580k $736k -61% Sep 2023
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Rhenman & Partners Asset Management AB 400k $508k 0% Sep 2023
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Bank of New York Mellon 387k $897k 3% Dec 2023
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Jane Street 371k $861k 36% Dec 2023
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Acadian Asset Management 354k $449k 100% Sep 2023
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Boothbay Fund Management 341k $433k 954% Sep 2023
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Susquehanna International 314k $399k -73% Sep 2023
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Charles Schwab Investment Management 308k $715k 5% Dec 2023
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UBS O'Connor 296k $376k -29% Sep 2023
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Readystate Asset Management 295k $685k 100% Dec 2023
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Atom Investors 293k $372k 100% Sep 2023
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PanAgora Asset Management 251k $583k 0% Dec 2023
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Thomas Stevens, CFA" 198k $458k 0% Dec 2023
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Two Sigma Investments 171k $398k 15% Dec 2023
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Verition Fund Management 164k $208k 100% Sep 2023
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Bank of America Corporation 162k $376k 38% Dec 2023
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Rhumbline Advisers 160k $371k 0% Dec 2023
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Marshall Wace 158k $366k 0% Dec 2023
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UBS Group 153k $356k 169% Dec 2023
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Barclays 152k $352k 345% Dec 2023
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Two Sigma Advisers 151k $351k -58% Dec 2023
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Macquarie Group 150k $191k 0% Sep 2023
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Goldman Sachs Group 146k $338k -57% Dec 2023
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Alliancebernstein 118k $274k -10% Dec 2023
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Cubist Systematic Strategies 116k $268k 90% Dec 2023
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Hrt Financial 106k $245k 65% Dec 2023
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Foundations Investment Advisors 102k $345k 100% Dec 2023
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Dimensional Fund Advisors 102k $236k -9% Dec 2023
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Longwood Capital Partners 100k $127k 100% Sep 2023
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California State Teachers Retirement System 99k $126k -6% Sep 2023
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Exchange Traded Concepts 99k $229k 34% Dec 2023
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Amundi 96k $309k 100% Dec 2023
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XTX Topco 79k $101k 100% Sep 2023
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Jpmorgan Chase & Co 79k $183k -70% Dec 2023
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T. Rowe Price Associates 75k $174k -14% Dec 2023
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Nuveen Asset Management 66k $84k -95% Sep 2023
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Invesco 65k $83k 68% Sep 2023
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QVT Financial 63k $145k 0% Dec 2023
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Ghost Tree Capital 61k $78k 0% Sep 2023
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American International 55k $128k 5% Dec 2023
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Tower Research Capital 48k $61k 553% Sep 2023
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Harbor Capital Advisors 48k $110k 28% Dec 2023
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MetLife Investment Advisors 47k $108k 0% Dec 2023
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Y-Intercept 45k $57k 288% Sep 2023
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Man Group 45k $104k 100% Dec 2023
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Great-West Life Assurance Company 45k $56k 0% Sep 2023
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Ing Investment Management 44k $55k -23% Sep 2023
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Bnp Paribas Arbitrage, Snc 43k $99k -66% Dec 2023
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Group One Trading 42k $53k -74% Sep 2023
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Manufacturers Life Insurance Company 42k $53k 2% Sep 2023
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SG Americas Securities 39k $91k -16% Dec 2023
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New York State Common Retirement Fund 37k $86k 0% Dec 2023
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Royal Bank of Canada 35k $81k 134% Dec 2023
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Principal Financial Group 34k $78k 5% Dec 2023
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AQR Capital Management 32k $73k -78% Dec 2023
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Wells Fargo & Company 31k $72k 34% Dec 2023
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Legal & General Group 30k $69k -44% Dec 2023
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Florida State Board of Administration 29k $67k 100% Dec 2023
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Hunter Perkins Capital Management 26k $60k -31% Dec 2023
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Point72 Middle East FZE 26k $59k 5% Dec 2023
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Pale Fire Capital SE 25k $32k 0% Sep 2023
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Engineers Gate Manager 25k $32k -38% Sep 2023
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Seaward Management Limited Partnership 24k $55k 0% Dec 2023
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Jasper Ridge Partners 23k $54k 0% Dec 2023
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Fox Run Management 22k $28k 100% Sep 2023
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ProShare Advisors 22k $27k 5% Sep 2023
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NISA Investment Advisors 18k $41k 480% Dec 2023
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Citigroup 16k $37k 821% Dec 2023
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Ohio Pers 16k $37k 100% Dec 2023
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Grimes & Company 16k $36k -3% Dec 2023
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Squarepoint Ops 14k $32k 100% Dec 2023
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Victory Capital Management 13k $30k 100% Dec 2023
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Bayesian Capital Management 12k $28k 100% Dec 2023
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Graham Capital Management 12k $27k -75% Dec 2023
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Amalgamated Bank 12k $27k -7% Dec 2023
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Summit Investment Advisors 9.9k $23k 0% Dec 2023
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Simplex Trading 5.8k $13k -48% Dec 2023
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Advisor Group Holdings 3.8k $8.9k -2% Dec 2023
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OTR - Nominee Name for The State Teachers Retirement Board of Ohio 2.5k $5.0k 0% Dec 2023
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Metropolitan Life Insurance Company 1.6k $3.6k -69% Dec 2023
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Russell Investments 878.00 $2.0k 0% Dec 2023
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Pnc Financial Services 200.00 $464.000000 100% Dec 2023
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North Star Investment Management 150.00 $348.000000 0% Dec 2023
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Advisory Services Network 100.00 $232.000000 100% Dec 2023
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Farther Finance Advisors 1.00 $2.000000 100% Dec 2023
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Who sold out of Mersana Therapeutics?

Fund or Company Name Date Sold Shares Held Valued At
Bellevue Group Sep 2023 5.2M $6.6M
Commodore Capital Sep 2023 2.2M $2.9M
Walleye Trading Advisors Sep 2023 2.0M $2.6M
Boxer Capital Sep 2023 2.0M $2.5M
Ikarian Capital Sep 2023 1.6M $2.0M
DAFNA Capital Management Sep 2023 734k $932k
Newtyn Management Sep 2023 700k $889k
Rtw Investments Jun 2023 615k $2.0M
Ameriprise Financial Jun 2023 572k $1.9M
First Manhattan Jun 2023 570k $1.9M
Sarissa Capital Management Sep 2023 550k $699k
Adage Capital Partners GP Jun 2023 500k $1.6M
HAP Trading Jun 2023 390k $29k
Rafferty Asset Management Jun 2023 337k $1.1M
Leucadia National Corporation Jun 2023 221k $728k
Qube Research & Technologies Jun 2023 204k $672k
Swiss National Bank Sep 2023 178k $226k
Credit Suisse Sep 2023 129k $164k
Walleye Trading Sep 2023 122k $154k
Ubs Global Asset Management Americas Sep 2023 103k $130k
GSA Capital Partners Sep 2023 102k $129k
Skandinaviska Enskilda Banken AB Jun 2023 93k $306k
ALPS Advisors Sep 2023 89k $113k
ProFund Advisors Jun 2023 62k $203k
Thrivent Financial for Lutherans Jun 2023 58k $190k
Henderson Group Sep 2023 31k $39k
Arizona State Retirement System Sep 2023 24k $31k
Teacher Retirement System Of Texas Sep 2023 24k $31k
Virtu Financial Sep 2023 22k $28k
PEAK6 Investments Jun 2023 22k $71k
Zurcher Kantonalbank Sep 2023 18k $22k
Point72 Asset Management Sep 2023 17k $22k
Wolverine Trading Sep 2023 14k $18k
Two Sigma Securities Sep 2023 12k $15k
Belvedere Trading Jun 2023 11k $37k
Virtus ETF Advisers Sep 2023 10k $13k
State of Wisconsin Investment Board Sep 2023 10k $13k
Brevan Howard Capital Management Sep 2023 10k $13k
Empirical Asset Management Sep 2023 10k $13k
Hanson McClain Advisors Sep 2023 5.1k $6.4k
China Universal Asset Management Sep 2023 3.1k $4.0k
Federated Investors Sep 2023 1.4k $1.8k
FNY Investment Advisers Sep 2023 1.1k $1.0k
Goss Wealth Management Jun 2023 500.00 $1.6k
Daiwa Securities Group Sep 2023 401.00 $1.0k