SEC 13F Intelligence

MBXMBX BIOSCIENCES INC

CUSIP 55287L101 · Yahoo Finance ↗ · Google Finance ↗

Mbx Biosciences Inc (MBX) has 156 institutional holders in Filings Flow’s 13F database, together reporting 52.77M shares worth $1.5B as of Q1 2026. The largest reported holders are Frazier Life Sciences Management, L.P., Orbimed Advisors LLC, and Nea Management Company, LLC.

Institutional Holders
156
Q1 2026
Reported Value
$1.5B
Ticker
MBX
Quarters Tracked
3

Ownership Trend

Institutional holders
Q4 ’25: 136Q4 ’25Q1 ’26: 156Q1 ’26Q2 ’26: 4Q2 ’26filingsflow.com
Total reported value
Q4 ’25: $1.5BQ4 ’25Q1 ’26: $1.5BQ1 ’26Q2 ’26: $65MQ2 ’26filingsflow.com

Holders

Mixed quarters
Manager% of PortfolioValueSharesQuarter
NVP Associates, LLC$176M AUM36.20%$64M2.14MQ1 2026OLDER
NEA Management Company, LLC$1.8B AUM6.13%$108M3.61MQ1 2026OLDER
STEMPOINT CAPITAL LP$1.0B AUM5.71%$30M998.9KQ1 2026OLDER
Frazier Life Sciences Management, L.P.$3.9B AUM5.11%$199M6.65MQ1 2026OLDER
Aaron Wealth Advisors LLC$2.0B AUM3.27%$64M1.17MQ2 2026
KVP Capital Advisors, LP$134M AUM2.71%$4M121.5KQ1 2026OLDER
Parkman Healthcare Partners LLC$970M AUM2.46%$24M800.0KQ1 2026OLDER
Trails Edge Capital Partners, LP$437M AUM2.46%$10M315.2KQ4 2025OLDER
ORBIMED ADVISORS LLC$5.0B AUM2.15%$109M3.64MQ1 2026OLDER
SECTORAL ASSET MANAGEMENT INC$121M AUM2.11%$3M194.9KQ3 2025OLDER
Elmind Capital, LP$352M AUM1.79%$6M211.0KQ1 2026OLDER
Kynam Capital Management, LP$1.6B AUM1.72%$28M934.8KQ1 2026OLDER
Caligan Partners LP$1.5B AUM1.69%$25M848.6KQ1 2026OLDER
Cormorant Asset Management, LP$2.0B AUM1.68%$33M1.12MQ1 2026OLDER
BRAIDWELL LP$3.0B AUM1.49%$45M1.49MQ1 2026OLDER
Deep Track Capital, LP$6.1B AUM1.34%$82M2.76MQ1 2026OLDER
DAFNA Capital Management LLC$440M AUM1.19%$5M175.5KQ1 2026OLDER
Opaleye Management Inc.$759M AUM1.02%$8M260.0KQ1 2026OLDER
EcoR1 Capital, LLC$2.4B AUM0.98%$23M777.0KQ1 2026OLDER
Tetragon Partners GP Ltd$515M AUM0.84%$4M145.5KQ1 2026OLDER
Ikarian Capital, LLC$1.2B AUM0.79%$8M448.1KQ3 2025OLDER
Longaeva Partners L.P.$2.7B AUM0.57%$4M224.4KQ3 2025OLDER
Exome Asset Management LLC$193M AUM0.56%$917,03552.4KQ3 2025OLDER
TCG Crossover Management, LLC$3.5B AUM0.56%$19M650.0KQ1 2026OLDER
Rock Springs Capital Management LP$1.7B AUM0.51%$9M288.0KQ1 2026OLDER
DIADEMA PARTNERS LP$588M AUM0.45%$2M100.0KQ3 2025OLDER
EVENTIDE ASSET MANAGEMENT, LLC$6.0B AUM0.44%$27M890.0KQ1 2026OLDER
Seven Fleet Capital Management LP$318M AUM0.44%$574,02818.2KQ4 2025OLDER
Koa Wealth Management, LLC$138M AUM0.39%$534,70317.9KQ1 2026OLDER
PLATINUM INVESTMENT MANAGEMENT LTD$397M AUM0.33%$1M43.6KQ1 2026OLDER
Goelzer Investment Management, Inc.$2.1B AUM0.24%$5M164.2KQ1 2026OLDER
Affinity Asset Advisors, LLC$1.9B AUM0.23%$4M150.0KQ1 2026OLDER
DRIEHAUS CAPITAL MANAGEMENT LLC$13.6B AUM0.22%$30M1.02MQ1 2026OLDER
683 Capital Management, LLC$1.9B AUM0.22%$5M158.8KQ4 2025OLDER
Soleus Capital Management, L.P.$2.5B AUM0.22%$5M178.9KQ1 2026OLDER
Optimize Financial Inc$203M AUM0.21%$433,06414.5KQ1 2026OLDER
ACT CAPITAL MANAGEMENT, LLC$127M AUM0.21%$268,6509.0KQ1 2026OLDER
PFM Health Sciences, LP$1.1B AUM0.20%$2M71.9KQ1 2026OLDER
Murchinson Ltd.$791M AUM0.18%$1M80.0KQ3 2025OLDER
Polar Capital Holdings Plc$28.2B AUM0.17%$48M1.62MQ1 2026OLDER
Burkehill Global Management, LP$2.0B AUM0.15%$3M100.0KQ1 2026OLDER
FOX RUN MANAGEMENT, L.L.C.$572M AUM0.12%$751,28323.8KQ4 2025OLDER
Woodline Partners LP$26.4B AUM0.10%$27M900.1KQ1 2026OLDER
HighVista Strategies LLC$362M AUM0.09%$342,43911.5KQ1 2026OLDER
BOOTHBAY FUND MANAGEMENT, LLC$7.7B AUM0.08%$6M208.0KQ1 2026OLDER
Virtus Investment Advisers, LLC$363M AUM0.08%$272,5609.1KQ1 2026OLDER
AXQ CAPITAL, LP$777M AUM0.05%$203,8436.5KQ4 2025OLDER
SILVERARC CAPITAL MANAGEMENT, LLC$980M AUM0.04%$262,50015.0KQ3 2025OLDER
BAKER BROS. ADVISORS LP$17.4B AUM0.04%$5M277.8KQ3 2025OLDER
READYSTATE ASSET MANAGEMENT LP$2.2B AUM0.03%$673,75038.5KQ3 2025OLDER
XTX Topco Ltd$5.8B AUM0.03%$2M53.2KQ1 2026OLDER
Schonfeld Strategic Advisors LLC$14.2B AUM0.03%$4M123.8KQ1 2026OLDER
Quarry LP$558M AUM0.02%$113,7336.5KQ3 2025OLDER
Point72 Asset Management, L.P.$78.1B AUM0.02%$21M680.6KQ4 2025OLDER
Ghisallo Capital Management LLC$3.6B AUM0.02%$669,37538.3KQ3 2025OLDER
SummitTX Capital, L.P.$3.2B AUM0.02%$512,92529.3KQ3 2025OLDER
China Universal Asset Management Co., Ltd.$1.3B AUM0.02%$237,8458.0KQ1 2026OLDER
WELLINGTON MANAGEMENT GROUP LLP$535.5B AUM0.02%$95M3.19MQ1 2026OLDER
TEMA ETFS LLC$1.5B AUM0.02%$264,9788.9KQ1 2026OLDER
LMR Partners LLP$45.4B AUM0.02%$3M195.1KQ3 2025OLDER
Caitong International Asset Management Co., Ltd$541M AUM0.01%$4,857154Q4 2025OLDER
PROFUND ADVISORS LLC$2.7B AUM0.01%$250,3828.4KQ1 2026OLDER
Brevan Howard Capital Management LP$11.3B AUM0.01%$809,41125.7KQ4 2025OLDER
Aquatic Capital Management LLC$3.5B AUM0.01%$303,12710.2KQ1 2026OLDER
Graham Capital Management, L.P.$4.1B AUM0.01%$354,95111.3KQ4 2025OLDER
Symmetry Investments LP$913M AUM0.01%$175,00010.0KQ3 2025OLDER
EXCHANGE TRADED CONCEPTS, LLC$14.1B AUM0.01%$1M34.3KQ1 2026OLDER
MILLENNIUM MANAGEMENT LLC$240.3B AUM0.01%$17M564.4KQ1 2026OLDER
Trexquant Investment LP$13.9B AUM0.01%$765,41324.3KQ4 2025OLDER
ExodusPoint Capital Management, LP$12.6B AUM0.01%$838,39728.1KQ1 2026OLDER
Weiss Asset Management LP$5.9B AUM0.01%$539,40230.8KQ3 2025OLDER
Engineers Gate Manager LP$8.0B AUM0.01%$518,79317.4KQ1 2026OLDER
FRANKLIN RESOURCES INC$408.3B AUM0.01%$23M1.31MQ3 2025OLDER
Caption Management, LLC$17.1B AUM0.01%$791,65425.1KQ4 2025OLDER
D. E. Shaw & Co., Inc.$166.3B AUM0.01%$9M288.9KQ1 2026OLDER
ALPS ADVISORS INC$21.3B AUM0.01%$1M36.5KQ1 2026OLDER
Jump Financial, LLC$7.5B AUM0.01%$379,09512.7KQ1 2026OLDER
Hudson Bay Capital Management LP$29.0B AUM0.00%$1M85.0KQ3 2025OLDER
BALYASNY ASSET MANAGEMENT L.P.$77.1B AUM0.00%$4M119.7KQ4 2025OLDER
CITADEL ADVISORS LLC$618.5B AUM0.00%$29M968.0KQ1 2026OLDER
FMR LLC$1.90T AUM0.00%$88M2.94MQ1 2026OLDER
BRIDGEWAY CAPITAL MANAGEMENT, LLC$5.0B AUM0.00%$223,8757.5KQ1 2026OLDER
Aster Capital Management (DIFC) Ltd$306M AUM0.00%$8,358265Q4 2025OLDER
PRICE T ROWE ASSOCIATES INC /MD/$865M AUM0.00%$30,7171.03MQ1 2026OLDER
Squarepoint Ops LLC$85.1B AUM0.00%$3M97.2KQ1 2026OLDER
Swiss Life Asset Management Ltd$20.4B AUM0.00%$657,20012.1KQ1 2026OLDER
TD ASSET MANAGEMENT INC$123.2B AUM0.00%$3M116.0KQ1 2026OLDER
TWO SIGMA INVESTMENTS, LP$123.9B AUM0.00%$3M115.1KQ1 2026OLDER
MetLife Investment Management, LLC$19.6B AUM0.00%$478,13716.0KQ1 2026OLDER
MANUFACTURERS LIFE INSURANCE COMPANY, THE$116.3B AUM0.00%$3M90.6KQ1 2026OLDER
Ameritas Investment Partners, Inc.$3.3B AUM0.00%$69,0132.3KQ1 2026OLDER
Orion Porfolio Solutions, LLC$11.7B AUM0.00%$237,3378.0KQ1 2026OLDER
INTECH INVESTMENT MANAGEMENT LLC$10.2B AUM0.00%$204,2936.8KQ1 2026OLDER
Verition Fund Management LLC$15.4B AUM0.00%$305,12710.2KQ1 2026OLDER
Police & Firemen's Retirement System of New Jersey$11.7B AUM0.00%$224,4727.5KQ1 2026OLDER
MARSHALL WACE, LLP$100.4B AUM0.00%$2M62.7KQ1 2026OLDER
RENAISSANCE TECHNOLOGIES LLC$63.9B AUM0.00%$1M32.6KQ4 2025OLDER
GOLDMAN SACHS GROUP INC$870.9B AUM0.00%$14M457.9KQ1 2026OLDER
UBS Group AG$666.3B AUM0.00%$10M346.9KQ1 2026OLDER
BlackRock, Inc.$5.72T AUM0.00%$88M2.94MQ1 2026OLDER
VICTORY CAPITAL MANAGEMENT INC$156.1B AUM0.00%$2M71.0KQ1 2026OLDER
STATE OF WISCONSIN INVESTMENT BOARD$43.7B AUM0.00%$574,97119.3KQ1 2026OLDER
VANGUARD FIDUCIARY TRUST CO$396.1B AUM0.00%$5M170.2KQ1 2026OLDER
SCHRODER INVESTMENT MANAGEMENT GROUP$122.0B AUM0.00%$2M57.3KQ1 2026OLDER
GEODE CAPITAL MANAGEMENT, LLC$1.61T AUM0.00%$20M670.4KQ1 2026OLDER
VANGUARD CAPITAL MANAGEMENT LLC$4.04T AUM0.00%$44M1.48MQ1 2026OLDER
Tower Research Capital LLC (TRC)$3.8B AUM0.00%$42,1191.4KQ1 2026OLDER
Walleye Capital LLC$24.0B AUM0.00%$265,58015.2KQ3 2025OLDER
CHARLES SCHWAB INVESTMENT MANAGEMENT INC$654.5B AUM0.00%$6M214.9KQ1 2026OLDER
Cornerstone Financial Management LLC$109M AUM0.00%$1,01534Q1 2026OLDER
Cerity Partners LLC$70.8B AUM0.00%$631,71521.2KQ1 2026OLDER
Rafferty Asset Management, LLC$24.6B AUM0.00%$255,8848.1KQ4 2025OLDER
State of New Jersey Common Pension Fund D$25.9B AUM0.00%$229,0397.7KQ1 2026OLDER
RHUMBLINE ADVISERS$116.9B AUM0.00%$1M33.9KQ1 2026OLDER
VANGUARD GROUP INC$6.90T AUM0.00%$57M1.82MQ4 2025OLDER
NORTHERN TRUST CORP$756.6B AUM0.00%$6M210.6KQ1 2026OLDER
Universal- Beteiligungs- und Servicegesellschaft mbH$58.1B AUM0.00%$498,06828.5KQ3 2025OLDER
STATE STREET CORP$2.90T AUM0.00%$23M787.2KQ1 2026OLDER
Swiss National Bank$173.8B AUM0.00%$1M44.4KQ1 2026OLDER
Creative Planning$147.4B AUM0.00%$1M36.0KQ1 2026OLDER
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM$94.5B AUM0.00%$679,53522.8KQ1 2026OLDER
Nuveen, LLC$369.3B AUM0.00%$2M81.8KQ1 2026OLDER
LOS ANGELES CAPITAL MANAGEMENT LLC$25.4B AUM0.00%$167,1615.6KQ1 2026OLDER
GAMMA Investing LLC$2.7B AUM0.00%$16,781304Q2 2026
KLP KAPITALFORVALTNING AS$25.5B AUM0.00%$146,2654.9KQ1 2026OLDER
Qube Research & Technologies Ltd$89.9B AUM0.00%$513,03217.2KQ1 2026OLDER
Tidal Investments LLC$47.4B AUM0.00%$264,9788.9KQ1 2026OLDER
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.$73.7B AUM0.00%$397,75113.3KQ1 2026OLDER
Sterling Capital Management LLC$5.3B AUM0.00%$28,328949Q1 2026OLDER
Vanguard Investments Australia, Ltd.$34.6B AUM0.00%$182,1756.1KQ1 2026OLDER
GF FUND MANAGEMENT CO. LTD.$6.0B AUM0.00%$30,1191.0KQ1 2026OLDER
VANGUARD PORTFOLIO MANAGEMENT LLC$1.91T AUM0.00%$9M293.3KQ1 2026OLDER
Physician Wealth Advisors, Inc.$719M AUM0.00%$3,254109Q1 2026OLDER
Bank of New York Mellon Corp$543.9B AUM0.00%$2M80.2KQ1 2026OLDER
Rise Advisors, LLC$284M AUM0.00%$1,19068Q3 2025OLDER
ProShare Advisors LLC$67.5B AUM0.00%$226,6797.2KQ4 2025OLDER
VANGUARD ASSET MANAGEMENT, Ltd$117.0B AUM0.00%$440,34714.8KQ1 2026OLDER
NEW YORK STATE COMMON RETIREMENT FUND$71.6B AUM0.00%$268,6509.0KQ1 2026OLDER
AQR CAPITAL MANAGEMENT LLC$218.4B AUM0.00%$817,50127.4KQ1 2026OLDER
GROUP ONE TRADING LLC$52.2B AUM0.00%$186,5926.3KQ1 2026OLDER
SUSQUEHANNA INTERNATIONAL GROUP, LLP$893.3B AUM0.00%$3M102.4KQ1 2026OLDER
ALLIANCEBERNSTEIN L.P.$308.8B AUM0.00%$961,97030.5KQ1 2026OLDER
Man Group plc$55.1B AUM0.00%$178,93810.2KQ3 2025OLDER
DIMENSIONAL FUND ADVISORS LP$481.4B AUM0.00%$1M46.8KQ1 2026OLDER
Vanguard Global Advisers, LLC$186.5B AUM0.00%$478,43616.0KQ1 2026OLDER
JPMORGAN CHASE & CO$1.56T AUM0.00%$4M147.1KQ1 2026OLDER
SEI INVESTMENTS CO$108.4B AUM0.00%$268,3229.0KQ1 2026OLDER
DEUTSCHE BANK AG\$302.7B AUM0.00%$685,05822.9KQ1 2026OLDER
CANADA PENSION PLAN INVESTMENT BOARD$155.0B AUM0.00%$325,36510.9KQ1 2026OLDER
STRS OHIO$25.2B AUM0.00%$47,7601.6KQ1 2026OLDER
NISA INVESTMENT ADVISORS, LLC$27.0B AUM0.00%$47,5211.6KQ1 2026OLDER
CITIGROUP INC$234.5B AUM0.00%$402,94513.5KQ1 2026OLDER
Rockefeller Capital Management L.P.$56.4B AUM0.00%$96,2363.2KQ1 2026OLDER
JANE STREET GROUP, LLC$777.2B AUM0.00%$1M41.8KQ1 2026OLDER
BNP PARIBAS FINANCIAL MARKETS$205.8B AUM0.00%$309,96210.4KQ1 2026OLDER
Janus Henderson Group Ltd.$209.4B AUM0.00%$308,17610.3KQ1 2026OLDER
CWM, LLC$38.1B AUM0.00%$52,8941.8KQ1 2026OLDER
AMERICAN CENTURY COMPANIES INC$194.3B AUM0.00%$260,4718.7KQ1 2026OLDER
Legal & General Group Plc$432.4B AUM0.00%$577,83719.4KQ1 2026OLDER
Fortitude Family Office, LLC$448M AUM0.00%$56719Q1 2026OLDER
Invesco Ltd.$653.3B AUM0.00%$821,62127.5KQ1 2026OLDER
Russell Investments Group, Ltd.$93.1B AUM0.00%$115,1003.9KQ1 2026OLDER
MORGAN STANLEY$1.67T AUM0.00%$2M59.0KQ1 2026OLDER
Washington Trust Advisors, Inc.$1.2B AUM0.00%$1,45383Q3 2025OLDER
Arax Advisory Partners$3.5B AUM0.00%$6,965398Q3 2025OLDER
BARCLAYS PLC$416.3B AUM0.00%$353,36511.8KQ1 2026OLDER
SIGNATUREFD, LLC$6.5B AUM0.00%$5,343179Q1 2026OLDER
Keating Financial Advisory Services, Inc.$619M AUM0.00%$47816Q1 2026OLDER
Versant Capital Management, Inc$1.1B AUM0.00%$71624Q1 2026OLDER
BANK OF AMERICA CORP /DE/$1.37T AUM0.00%$858,18828.8KQ1 2026OLDER
WELLS FARGO & COMPANY/MN$530.3B AUM0.00%$321,24610.8KQ2 2026
Larson Financial Group LLC$3.1B AUM0.00%$1,46349Q1 2026OLDER
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC$481.0B AUM0.00%$216,0547.2KQ1 2026OLDER
ROTHSCHILD INVESTMENT LLC$1.9B AUM0.00%$71624Q1 2026OLDER
Parallel Advisors, LLC$5.6B AUM0.00%$1,82161Q2 2026
Zurcher Kantonalbank (Zurich Cantonalbank)$46.0B AUM0.00%$14,030470Q1 2026OLDER
SIMPLEX TRADING, LLC$149.1B AUM0.00%$39,0131.3KQ1 2026OLDER
Mirae Asset Global Investments Co., Ltd.$299.3B AUM0.00%$69,9092.3KQ1 2026OLDER
EverSource Wealth Advisors, LLC$3.3B AUM0.00%$74625Q1 2026OLDER
True Wealth Design, LLC$360M AUM0.00%$602Q1 2026OLDER
Daiwa Securities Group Inc.$34.8B AUM0.00%$5150Q4 2025OLDER
OSAIC HOLDINGS, INC.$68.3B AUM0.00%$8,029269Q1 2026OLDER
Global Retirement Partners, LLC$5.6B AUM0.00%$59919Q4 2025OLDER
US BANCORP \DE\$82.4B AUM0.00%$8,477284Q1 2026OLDER
Essential Partners LLC$250M AUM0.00%$232Q1 2026OLDER
Allworth Financial LP$24.7B AUM0.00%$2,09070Q1 2026OLDER
SBI Securities Co., Ltd.$3.6B AUM0.00%$2849Q4 2025OLDER
COMERICA BANK$25.1B AUM0.00%$1,33076Q3 2025OLDER
FIL Ltd$128.7B AUM0.00%$5,313178Q1 2026OLDER
ROYAL BANK OF CANADA$570.1B AUM0.00%$22,000751Q1 2026OLDER
PNC FINANCIAL SERVICES GROUP, INC.$173.2B AUM0.00%$6,178207Q1 2026OLDER
Farther Finance Advisors, LLC$10.6B AUM0.00%$2919Q1 2026OLDER
MAI Capital Management$17.7B AUM0.00%$2097Q1 2026OLDER
JONES FINANCIAL COMPANIES LLLP$208.1B AUM0.00%$2,28080Q1 2026OLDER
IFP Advisors, Inc$4.8B AUM0.00%$301Q1 2026OLDER

Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.