Contrarian Alpha, LP - 30 Sep 2025 SCHEDULE 13G/A Report for ACHIEVE LIFE SCIENCES, INC. Common Stock, par value $0.001 per share (ACHV)

Filing Manager: Contrarian Alpha, LP
Reporting Manager: Parker Quillen
Security: ACHIEVE LIFE SCIENCES, INC. Common Stock, par value $0.001 per share
Symbol: ACHV
Shares outstanding: 51,599,531 shares
Disclosed Ownership: 2,528,377 shares
Ownership: 4.9%
Form type: SCHEDULE 13G/A
Filing time: 14 Nov 2025, 10:54:43 UTC
Date of event: 30 Sep 2025
SEC: View on sec.gov

Key filing fact

Contrarian Alpha, LP disclosed 4.9% ownership in ACHIEVE LIFE SCIENCES, INC. Common Stock, par value $0.001 per share (ACHV) on 30 Sep 2025.

Key facts

Contrarian Alpha, LP filed SCHEDULE 13G/A for ACHIEVE LIFE SCIENCES, INC. Common Stock, par value $0.001 per share (ACHV).
Disclosed ownership: 4.9%.
Date of event: 30 Sep 2025.

This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
You can verify ownership claims directly against the original SEC filing.

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

Reporting persons

Names, ownership, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.

Name	Ownership	Shares Owned	shared voting power	Signature	Title
Contrarian Alpha, LP	1.1%	550,000	550,000	/s/ Parker Quillen	Parker Quillen, Manager, Contrarian Achieve GP LLC, general partner
Contrarian Achieve SPV, LP	3.8%	1,978,377	1,978,377	/s/ Parker Quillen	Parker Quillen, Manager, Contrarian Achieve GP LLC, general partner
Contrarian Achieve GP LLC	3.8%	1,978,377	1,978,377	/s/ Parker Quillen	Parker Quillen, Manager
Contrarian Alpha GP, LLC	1.1%	550,000	550,000	/s/ Parker Quillen	Parker Quillen, Manager
Contrarian Alpha Management, LLC	1.1%	550,000	550,000	/s/ Parker Quillen	Parker Quillen, Manager
Parker Quillen	4.9%	2,528,377	2,528,377	/s/ Parker Quillen	Parker Quillen

CIK / CUSIP context first

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