Mark K. Oki - 18 Sep 2025 Form 4 Insider Report for ACHIEVE LIFE SCIENCES, INC. (ACHV)

Reporting relationship: Chief Financial Officer
Issuer ticker: ACHV
Reported as of: 18 Sep 2025
Net transaction value: -$146,175
SEC form: 4
Accepted by SEC: 22 Sep 2025, 16:31:17 UTC
Prior SEC filing: 08 Sep 2025
Source filing: View source filing
Reporting owner signature: /s/ Sandra Thomson as attorney-in-fact for Mark Oki

Key filing fact

Mark K. Oki filed Form 4 for ACHIEVE LIFE SCIENCES, INC. (ACHV) on 22 Sep 2025.

Key facts

This page summarizes Mark K. Oki's Form 4 filing for ACHIEVE LIFE SCIENCES, INC. (ACHV).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 22 Sep 2025, 16:31.

Change

Previous filing in this sequence was filed on 08 Sep 2025.
Current net transaction value: -$146,175.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001491847 Primary reporting owner

Oki Mark K

Relationship: Chief Financial Officer
Address: 22722 29TH DR SE, SUITE 100, BOTHELL
Signature: /s/ Sandra Thomson as attorney-in-fact for Mark Oki
Signature date: 22 Sep 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ACHV transaction

Common Stock

Options Exercise

Transaction value: $0
Shares: +168,000
Change %: +1680%
Price: $0.000000
Shares after: 178,000
Date: 18 Sep 2025
Ownership: Direct
Footnotes: F1

ACHV transaction

Common Stock

Sale

Transaction value: $146,175
Shares: -50,060
Change %: -28%
Price: $2.92
Shares after: 127,940
Date: 18 Sep 2025
Ownership: Direct
Footnotes: F2, F3

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ACHV transaction Derivative

Performance Restricted Stock Unit (PRSU)

Options Exercise

Transaction value: $0
Shares: -168,000
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 18 Sep 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 168,000
Exercise price
Footnotes: F4, F5

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

Represents shares of common stock acquired upon settlement of the performance restricted stock units ("PRSUs") listed in Table II.

Footnote F2

Represents shares of common stock that have been sold by the Reporting Person to satisfy income tax withholding and remittance obligations in connection with the net settlement of the PRSUs.

Footnote F3

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.83 to $3.02 per share, inclusive. The reporting person hereby undertakes to provide to the Issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Footnote F4

Each PRSU represents a contingent right to receive one share of the issuer's common stock at settlement.

Footnote F5

Pursuant to the terms of the award agreement governing the PRSU, the total number of shares underlying the PRSU vest on the achievement of one of certain milestones.