Norwest Venture Partners XVI, LP → MBX Biosciences, Inc. MBX

Stake: 4.80% Shares: 2,140,989 CUSIP: 55287L101 Class: Common Stock, $0.0001 par value per share

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)

0 transactions

0 buys · 0 sales · 0 awards/exercises

Issuer Cluster

3 13D/G filings on this issuer

2 other filings besides this one

Filer Track Record

1 filings by this filer

0 other filings in the data moat

Short Interest · settle 2026-03-31

DTC 7.97

3,593,407 shares short · +20.4% vs prior

Institutional Consensus · 2025-12-31

Held by elite portfolio managers

1 holder · $21.47M

Point72 Asset Mgmt

Other 13D/G Filings on MBX Biosciences, Inc.

Filed	Form	Filer	Stake	Shares
2025-09-30	SCHEDULE	Frazier Life Sciences Public Fund, L.P.	11.70%	5,224,095	view →
2025-09-30	SCHEDULE	ORBIMED ADVISORS LLC	9.00%	4,002,887	view →

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