Filing Manager
PERCEPTIVE ADVISORS LLC
Reporting Manager
Perceptive Advisors LLC
Symbol
ENGN
Shares outstanding
67.8M shares
Disclosed Ownership
6.77M shares
Ownership
9.99%
Form type
SCHEDULE 13G
Date filed
11/18/2025, 04:00 PM
Date of event
Nov 11, 2025

Reporting Managers (3)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Perceptive Advisors LLC 9.99% 6.77M 0 6.77M /s/ Joseph Edelman Joseph Edelman, Managing Member
Joseph Edelman 9.99% 6.77M 0 6.77M /s/ Joseph Edelman Joseph Edelman
Perceptive Life Sciences Master Fund, Ltd. 9.99% 6.77M 0 6.77M /s/ Joseph Edelman Joseph Edelman, Managing Member