PERPETUA RESOURCES CORP. — Director's Dealing 2026

Feb 25, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PERPETUA RESOURCES CORP. (PPTA)
CIK: 0001526243
Period of Report: 2026-02-21

Reporting Person: Lyon Mckinsey Margaret ((See remarks (3)))

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-21	Common Shares	M	5282	—	Acquired	151028	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-02-21	Restricted Share Units	$	M	5282	Disposed		Common Shares (5282)	Direct

Footnotes

F1: A restricted share unit ("RSU") entitles the holder to receive one Common Share (or cash equal to the value thereof) for each vested RSU. The RSUs that vested on February 21, 2026 were settled in Common Shares of the Issuer.

F2: On February 21, 2025, the reporting person was granted 15,847 RSUs, which vest ratably on each of the first three anniversaries of the grant date, subject to the terms and conditions of the Perpetua Resources Corp. Omnibus Equity Incentive Plan.