SUVRETTA CAPITAL MANAGEMENT, LLC - 30 Sep 2025 SCHEDULE 13G/A Report for 89bio, Inc. Common Stock, par value $0.001 per share (ETNB)

Filing Manager
SUVRETTA CAPITAL MANAGEMENT, LLC
Reporting Manager
SUVRETTA CAPITAL MANAGEMENT, LLC
Security
89bio, Inc. Common Stock, par value $0.001 per share
Symbol
ETNB
Shares outstanding
147,857,143 shares
Disclosed Ownership
8,280,000 shares
Ownership
5.6%
Form type
SCHEDULE 13G/A
Filing time
13 Nov 2025, 17:24:35 UTC
Date of event
30 Sep 2025
Previous filing
02 May 2025
SEC
View on sec.gov

Reporting Managers (3)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
SUVRETTA CAPITAL MANAGEMENT, LLC 5.6% 8,280,000 0 8,280,000 By: /s/ Andrew Nathanson Andrew Nathanson, General Counsel and Chief Compliance Officer
AVERILL MASTER FUND, LTD. 4.8% 7,135,599 0 7,135,599 By: /s/ Andrew Nathanson Andrew Nathanson, Authorized Signatory
AARON COWEN 5.6% 8,280,000 0 8,280,000 By: /s/ Aaron Cowen Aaron Cowen