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  4. [Form 4] PERPETUA RESOURCES CORP. Insider Trading Activity

Perpetua Resources (PPTA) VP exercises 40K options, sells shares

Filing Impact
(Very High)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Perpetua Resources Corp. insider Lyon Mckinsey Margaret exercised and sold company shares in a single day. On January 5, 2026, she exercised a director and employee stock option for 40,000 common shares at $8.59 per share, a U.S. dollar amount converted from a CAD $11.80 exercise price. This increased her direct holdings to 129,154 common shares.

On the same date, she then sold 32,490 common shares at a U.S. dollar price of $26.61 per share, converted from a weighted average CAD price of $36.56 across multiple trades. After these transactions, she directly owned 96,664 common shares. She serves as Senior Vice President, External Affairs at Perpetua Resources Idaho, Inc., a wholly owned subsidiary of Perpetua Resources Corp.

Positive

  • None.

Negative

  • None.
Insider Lyon Mckinsey Margaret
Role (See remarks (4))
Sold 32,490 shs ($865K)
Type Security Shares Price Value
X Director and Employee Stock Option (right to buy) 40,000 $0.00 --
X Common Shares 40,000 $8.59 $344K
Sale Common Shares 32,490 $26.61 $865K
Holdings After Transaction: Director and Employee Stock Option (right to buy) — 0 shares (Direct); Common Shares — 129,154 shares (Direct)
Footnotes (1)
  1. The exercise price of the stock option of CAD $11.80 is converted to USD based on the daily average exchange rate as reported by the H.10 statistical release of the Board of Governances of the Federal Reserve System on January 2, 2026, of C$1.3738 = US$1.00. The sale price of the stock option of CAD $36.56 is converted to USD based on the daily average exchange rate as reported by the H.10 statistical release of the Board of Governances of the Federal Reserve System on January 2, 2026, of C$1.3738 = US$1.00. The sale price of CAD $36.56 is a weighted average price. These shares were sold in multiple transactions at prices ranging from CAD $36.38 to CAD $36.65, inclusive. The reporting person undertakes to provide 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 Common Shares sold at each separate price within the range set forth in this footnote (2). These shares include shares sold to cover option exercise price. The stock option, representing a right to purchase a total of 40,000 Common Shares, became exercisable as to 10,000 Common Shares on January 20, 2021, as to 10,000 Common Shares on January 20, 2022, as to 10,000 Common Shares on January 20, 2023, and as to the remaining 10,000 on January 20, 2024.
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Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Lyon Mckinsey Margaret
(Last) (First) (Middle)
405 S. 8TH STREET, STE 201
(Street)
BOISE ID 83702
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
PERPETUA RESOURCES CORP. [ PPTA ] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
(See remarks (4))
3. Date of Earliest Transaction (Month/Day/Year)
01/05/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
 6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Shares 01/05/2026 X 40,000 A $8.59(1) 129,154 D
Common Shares 01/05/2026 S 32,490 D $26.61(2) 96,664 D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Director and Employee Stock Option (right to buy) $8.59(1) 01/05/2026 X 40,000 (3) 01/20/2026 Common Shares 40,000 $0 0 D
Explanation of Responses:
1. The exercise price of the stock option of CAD $11.80 is converted to USD based on the daily average exchange rate as reported by the H.10 statistical release of the Board of Governances of the Federal Reserve System on January 2, 2026, of C$1.3738 = US$1.00.
2. The sale price of the stock option of CAD $36.56 is converted to USD based on the daily average exchange rate as reported by the H.10 statistical release of the Board of Governances of the Federal Reserve System on January 2, 2026, of C$1.3738 = US$1.00. The sale price of CAD $36.56 is a weighted average price. These shares were sold in multiple transactions at prices ranging from CAD $36.38 to CAD $36.65, inclusive. The reporting person undertakes to provide 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 Common Shares sold at each separate price within the range set forth in this footnote (2). These shares include shares sold to cover option exercise price.
3. The stock option, representing a right to purchase a total of 40,000 Common Shares, became exercisable as to 10,000 Common Shares on January 20, 2021, as to 10,000 Common Shares on January 20, 2022, as to 10,000 Common Shares on January 20, 2023, and as to the remaining 10,000 on January 20, 2024.
Remarks:
4. Senior Vice President, External Affairs at Perpetua Resources Idaho, Inc., a wholly owned subsidiary of Perpetua Resources Corp.
/s/ Tanya Nelson, as attorney-in-fact for Mckinsey Margaret Lyon 01/07/2026
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

Who is the insider involved in this Perpetua Resources (PPTA) Form 4 filing?

The reporting person is Lyon Mckinsey Margaret, who is an officer of the issuer. She is identified in the remarks as Senior Vice President, External Affairs at Perpetua Resources Idaho, Inc., a wholly owned subsidiary of Perpetua Resources Corp.

What stock option transaction did Lyon Mckinsey Margaret report for PPTA?

On January 5, 2026, she exercised a director and employee stock option for 40,000 common shares at a U.S. dollar exercise price of $8.59 per share, which is the conversion of a CAD $11.80 exercise price using an exchange rate of C$1.3738 = US$1.00.

How many Perpetua Resources shares did the insider sell and at what price?

She sold 32,490 common shares on January 5, 2026 at a U.S. dollar price of $26.61 per share. This is based on converting a weighted average CAD sale price of $36.56 (from multiple trades between CAD $36.38 and $36.65) using an exchange rate of C$1.3738 = US$1.00.

How many PPTA shares does Lyon Mckinsey Margaret own after these transactions?

After exercising options and selling shares on January 5, 2026, she directly owned 96,664 common shares of Perpetua Resources Corp.

What was the option vesting schedule for the 40,000 Perpetua Resources shares?

The option covering 40,000 common shares became exercisable in four equal tranches of 10,000 shares each on January 20, 2021, January 20, 2022, January 20, 2023, and January 20, 2024.

Were the reported transactions in PPTA shares direct or indirect holdings?

All reported holdings and transactions are shown as direct (D) ownership, with no nature of indirect beneficial ownership specified.