Skip to main content
Livermore
Livermore
ZHEN

Metsera, Inc.

MTSRDelisted Nov 13, 2025
Industry
Pharmaceutical Preparations
SEC CIK
0002040807

Metsera, Inc. was delisted on Nov 13, 2025; its insiders filed their last Form 4 on Nov 17, 2025; 155 institutions reported holding it in 13F filings for Q3 2025, worth $3.39B in total; no superinvestor held it.

Q4 2025 vs. Q3 2025

How the institutions holding Metsera, Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025All holders in Q3 2025

13F holders of MTSR: Q3 2025 compared with Q4 2025
MeasureQ3 2025Of which not filed for Q4 2025Q4 2025Change
Holders15511−153
Shares64.8M5.69K8−64.8M (−100.0%)
Value$3.39B$297.8K$564−$3.39B (−100.0%)

1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (0)

Institutions that held Metsera, Inc. at the end of Q4 2025 but not at the end of Q3 2025.

None.

Sold out (153)

Institutions that held Metsera, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Showing the largest 100 of 153 by value.

Institutions that sold out of MTSR in Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
FMR LLC13,891,986$727.0M
Vanguard Group Inc5,824,993$304.8M
Janus Henderson Group PLC5,352,751$280.1M
BlackRock, Inc.3,835,309$200.7M
Alphabet Inc.3,783,528$198.0M
VR Adviser, LLC3,750,662$196.3M
Wellington Management Group LLP3,659,465$191.5M
Softbank Group Corp3,654,691$191.2M
HBK Investments L P3,200,000$167.5M
State Street Corp2,511,076$131.4M
Falcon Edge Capital, LP2,384,050$124.8M
T. Rowe Price Investment Management, Inc.2,327,354$121.8M
Geode Capital Management, LLC1,403,002$73.4M
Ra Capital Management, L.P.675,525$35.4M
Charles Schwab Investment Management Inc511,465$26.8M
Bank of America Corp455,605$23.8M
Northern Trust Corp437,839$22.9M
Woodline Partners LP400,785$21.0M
Cormorant Asset Management, LP400,000$20.9M
Eventide Asset Management, LLC396,160$20.7M
JPMorgan Chase & Co325,178$17.0M
Hudson Bay Capital Management LP323,836$16.9M
American Century Companies Inc286,448$15.0M
EcoR1 Capital, LLC271,529$14.2M
Glazer Capital, LLC270,662$14.2M
Barclays PLC221,064$11.6M
Wealthspire Advisors, LLC213,085$11.2M
Alpine Associates Management Inc.195,200$10.2M
Balyasny Asset Management LLC177,228$9.27M
Goldman Sachs Group Inc176,847$9.25M
Susquehanna International Group, LLP168,477$8.82M
Bank of New York Mellon Corp163,726$8.57M
ADAR1 Capital Management, LLC152,521$7.98M
UBS Group AG140,923$7.37M
Avidity Partners Management LP140,500$7.35M
Man Group plc140,000$7.33M
Nuveen, LLC126,111$6.60M
Millennium Management LLC120,356$6.30M
Ensign Peak Advisors, Inc107,318$5.62M
Rafferty Asset Management, LLC103,465$5.41M
Royce & Associates LP102,300$5.35M
Greenwich Wealth Management LLC93,224$4.88M
Morgan Stanley92,938$4.86M
SCS Capital Management LLC89,375$4.68M
Schonfeld Strategic Advisors LLC76,393$4.00M
Rhumbline Advisers73,144$3.83M
Verition Fund Management LLC70,928$3.71M
TD Asset Management Inc67,732$3.54M
Jane Street Group, LLC59,451$3.11M
Wells Fargo & Company59,071$3.09M
TIG Advisors, LLC58,353$3.05M
Price T Rowe Associates Inc54,328$2.84M
Citigroup Inc54,241$2.84M
Alliancebernstein L.P.53,603$2.81M
Alps Advisors Inc49,943$2.61M
Ameriprise Financial Inc47,650$2.49M
Swiss National Bank40,700$2.13M
Vestcor Inc40,000$2.09M
CNH Partners LLC38,959$2.04M
Deutsche Bank AG38,926$2.04M
Lighthouse Investment Partners, LLC36,104$1.89M
Invesco Ltd.31,676$1.66M
MetLife Investment Management31,324$1.64M
Mirae Asset Global ETFs Holdings Ltd.30,093$1.57M
Stifel Financial Corp29,963$1.57M
UBS Asset Management Americas Inc28,895$1.51M
Manufacturers Life Insurance Company, The28,844$1.51M
First Trust Advisors LP27,691$1.45M
Citadel Advisors LLC27,526$1.44M
Virtu Financial LLC25,923$1.36M
Exchange Traded Concepts, LLC25,607$1.34M
SG Americas Securities, LLC23,612$1.24M
Legal & General Group Plc23,491$1.23M
Profund Advisors LLC22,319$1.17M
California State Teachers Retirement System21,877$1.14M
Water Island Capital LLC18,730$980.1K
XTX Topco Ltd18,207$952.8K
Harvest Management LLC18,000$941.9K
Quinn Opportunity Partners LLC17,951$939.4K
Qube Research & Technologies Ltd16,034$839.1K
Gabelli Funds LLC15,000$785.0K
Police & Firemen's Retirement System of New Jersey14,640$766.1K
ProShare Advisors LLC14,413$754.2K
CSS LLC13,531$708.1K
Keebeck Wealth Management, LLC12,262$641.7K
BNP Paribas Arbitrage, SA10,859$568.3K
Dimensional Fund Advisors LP10,770$563.6K
Quantinno Capital Management LP10,756$562.9K
Hamilton Lane Advisors LLC9,810$513.4K
Voya Investment Management LLC9,494$496.8K
State Board of Administration of Florida Retirement System9,320$487.7K
Knollwood Investment Advisory, LLC9,227$482.8K
Simplex Trading, LLC9,114$476.0K
CI Private Wealth, LLC8,743$457.5K
Fifth Lane Capital, LP8,333$436.1K
Prudential Financial Inc6,835$357.7K
AQR Capital Management LLC6,666$348.8K
Walleye Capital LLC6,230$326.0K
Arizona State Retirement System6,205$324.7K
New York State Common Retirement Fund6,000$314.0K

Not filed for Q4 2025 yet (1)

Institutions that held Metsera, Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding MTSR in Q3 2025 that haven't filed for Q4 2025
InstitutionShares, Q3 2025Value, Q3 2025
CIBC Bancorp USA Inc.5,691$297.8K