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MBX

MBX Biosciences, Inc. Common Stock

NASDAQ · Healthcare · Biotechnology · US

$61.72
+0.49%
Ask drillr
0
Insider buys (3m)
1
Insider sells (3m)
-$24.3K
Net value (3m)
+102.6%
Price return (3m)
Form 4 filings
DateInsiderActivitySharesPrice
Aug 5, 2026Azoulay Salomon · officer: Chief Medical OfficerSale370$66
Aug 4, 2026Hoerter Steven L. · director, officer: President and CEOA-Award331,000$64
Aug 4, 2026Hoerter Steven L. · director, officer: President and CEOA-Award71,000$0.00
Aug 4, 2026Smither John W · officer: Chief Financial OfficerA-Award130,000$64
Aug 4, 2026Smither John W · officer: Chief Financial OfficerA-Award28,000$0.00
Jun 5, 2026Heron Patrick J · director, 10 percent owner: A-Award12,500$31
Jun 5, 2026Mathers Edward T · directorA-Award12,500$31
Jun 5, 2026Pescovitz Ora H. · directorA-Award12,500$31
Jun 5, 2026Aynechi Tiba · directorA-Award12,500$31
Jun 5, 2026Ryder Steven · directorA-Award12,500$31
Jun 5, 2026Hoerter Steven L. · directorA-Award12,500$31
Jun 5, 2026Stelzer Laurie · directorA-Award12,500$31
May 11, 2026Azoulay Salomon · officer: Chief Medical OfficerSale55,000$38
May 11, 2026Azoulay Salomon · officer: Chief Medical OfficerSale15,003$38
May 11, 2026Azoulay Salomon · officer: Chief Medical OfficerM-Exempt15,003$16
May 11, 2026Azoulay Salomon · officer: Chief Medical OfficerM-Exempt55,000$10
May 8, 2026Hawryluk P. Kent · director, officer: President & CEOSale607$30
May 8, 2026Azoulay Salomon · officer: Chief Medical OfficerSale231$30
May 4, 2026Hoerter Steven L. · directorA-Award74,249$30
May 4, 2026Hoerter Steven L. · directorA-Award11,938$0.00
Apr 22, 2026Hoerter Steven L. · directorA-Award33,751$25
Apr 22, 2026Hoerter Steven L. · directorA-Award0$27
Mar 16, 2026Hawryluk P. Kent · director, officer: President & CEOPurchase18,500$28
Feb 27, 2026Hawryluk P. Kent · director, officer: President & CEOM-Exempt28,768$16
Feb 3, 2026Azoulay Salomon · officer: Chief Medical OfficerA-Award70,000$39
Feb 3, 2026Hawryluk P. Kent · director, officer: President & CEOA-Award164,500$39
Feb 3, 2026Hawryluk P. Kent · director, officer: President & CEOA-Award35,250$0.00
Feb 3, 2026Bartram Richard · officer: Chief Financial OfficerA-Award15,000$0.00
Feb 3, 2026Bartram Richard · officer: Chief Financial OfficerA-Award70,000$39
Feb 3, 2026Azoulay Salomon · officer: Chief Medical OfficerA-Award15,000$0.00
Institutional positioning

13F filings over the trailing two quarters

New 39Increased 41Reduced 53Sold out 156
FilerActionSharesFiled
FRAZIER LIFE SCIENCES MANAGEMENT, L.P.Unchanged6,652,013May 15, 2026
ORBIMED ADVISORS LLCReduced3,637,887May 15, 2026
NEA MANAGEMENT COMPANY, LLCUnchanged3,614,486May 15, 2026
WELLINGTON MANAGEMENT GROUP LLPReduced3,191,824May 15, 2026
BLACKROCK, INC.Increased2,941,406May 13, 2026
FMR LLCIncreased2,936,684May 15, 2026
DEEP TRACK CAPITAL, LPReduced2,757,569May 15, 2026
NVP ASSOCIATES, LLCUnchanged2,136,335May 15, 2026
POLAR CAPITAL HOLDINGS PLCNew Position1,622,186May 15, 2026
BRAIDWELL LPIncreased1,492,467May 15, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position1,477,592May 15, 2026
AARON WEALTH ADVISORS LLCIncreased1,168,176Apr 21, 2026
CORMORANT ASSET MANAGEMENT, LPUnchanged1,120,000May 15, 2026
PRICE T ROWE ASSOCIATES INC /MD/Increased1,029,007May 15, 2026
DRIEHAUS CAPITAL MANAGEMENT LLCReduced1,018,212May 15, 2026

Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 5, 2026