Frazier Life Sciences IX, L.P. → Passage BIO, Inc. PASG

Stake: — Shares: —

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

6 filings by this filer

5 other filings in the data moat

Short Interest · settle 2026-03-31

DTC 3.16

114,499 shares short · +16.4% vs prior

Other 13D/G Filings on Passage BIO, Inc.

Filed	Form	Filer	Stake	Shares
2025-07-21	SCHEDULE	ORBIMED ADVISORS LLC	7.82%	243,878	view →
2024-04-12	SC	ORBIMED ADVISORS LLC	—	—	view →

Other Filings by Frazier Life Sciences IX, L.P.

Filed	Form	Issuer	Stake	Shares
2026-01-27	SCHEDULE	Mirum Pharmaceuticals, Inc. MIRM	6.80%	4,108,404	view →
2023-09-05	SC	Mirum Pharmaceuticals, Inc. MIRM	—	—	view →
2022-09-26	SC	Phathom Pharmaceuticals, Inc. PHAT	—	—	view →
2020-12-18	SC	Mirum Pharmaceuticals, Inc. MIRM	—	—	view →
2020-04-29	SC	Mirum Pharmaceuticals, Inc. MIRM	—	—	view →

Want this depth on every filing the moment it hits SEC EDGAR?

Full feed access · API · daily intelligence brief · custom alerts. $1,500/mo. Pilots welcome.

Request a pilot →