Significant Ownership of Wellington Biomedical Innovation Master Investors (Cayman) II L.P.

Signature - Title
Ihsan Speede - Authorized Person
Location
Boston, MA
Summary
This page shows a list of all the recent SCHEDULE 13D/G filings made by Wellington Biomedical Innovation Master Investors (Cayman) II L.P..

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Significant Ownership of Wellington Biomedical Innovation Master Investors (Cayman) II L.P.

Sym Company Class Ownership Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
MBX MBX Biosciences Common Stock 4.5% $35,304,395 2,017,394 Wellington Biomedical Innovation Master Investors (Cayman) II, L.P. 30 Sep 2025

Schedules 13D/G Reported by Wellington Biomedical Innovation Master Investors (Cayman) II L.P.:

Sym Target Class Ownership Change Current Shares Change Value Reporting name Form Report Period Filing Date
* An asterisk sign (*) next to the price indicates that the price is likely invalid.