Mckinsey Margaret Lyon - 21 Feb 2026 Form 4 Insider Report for PERPETUA RESOURCES CORP. (PPTA)

Reporting relationship: Officer
Issuer ticker: PPTA
Reported as of: 21 Feb 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 24 Feb 2026, 18:58:48 UTC
Prior SEC filing: 17 Feb 2026
Next SEC filing: 02 Apr 2026
Source filing: View source filing
Reporting owner signature: /s/ Tanya Nelson, as attorney-in-fact for Mckinsey Lyon

Key filing fact

Mckinsey Margaret Lyon filed Form 4 for PERPETUA RESOURCES CORP. (PPTA) on 24 Feb 2026.

Key facts

This page summarizes Mckinsey Margaret Lyon's Form 4 filing for PERPETUA RESOURCES CORP. (PPTA).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 24 Feb 2026, 18:58.

Change

Previous filing in this sequence was filed on 17 Feb 2026.
Current net transaction value: $0.

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 0001902352 Primary reporting owner

Lyon Mckinsey Margaret

Relationship: Officer
Address: 405 S. 8TH STREET, STE 201, BOISE
Signature: /s/ Tanya Nelson, as attorney-in-fact for Mckinsey Lyon
Signature date: 24 Feb 2026

Reported non-derivative transactions

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

PPTA transaction

Common Shares

Options Exercise

Transaction value: $0
Shares: +5,282
Change %: +3.6%
Price: $0.000000
Shares after: 151,028
Date: 21 Feb 2026
Ownership: Direct

Reported derivative securities

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

PPTA transaction Derivative

Restricted Share Units

Options Exercise

Transaction value: $0
Shares: -5,282
Change %: -15%
Price: $0.000000
Shares after: 29,325
Date: 21 Feb 2026
Ownership: Direct
Underlying class: Common Shares
Underlying amount: 5,282
Exercise price
Footnotes: F1, F2

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote 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.

Footnote 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.

SEC remarks

(3) Senior Vice President, External Affairs at Perpetua Resources Idaho, Inc., a wholly owned subsidiary of Perpetua Resources Corp.