William N. Thorndike Jr. - 04 May 2026 Form 4 Insider Report for CNX Resources Corp (CNX)

Reporting relationship: Director
Issuer ticker: CNX
Reported as of: 04 May 2026
Net transaction value: -$1,101,545
SEC form: 4
Accepted by SEC: 06 May 2026, 16:46:06 UTC
Prior SEC filing: 11 Mar 2026
Next SEC filing: 11 May 2026
Source filing: View source filing
Reporting owner signature: /s/ William N. Thorndike Jr., by Sarah Molinero, his attorney-in-fact

Key filing fact

William N. Thorndike Jr. filed Form 4 for CNX Resources Corp (CNX) on 06 May 2026.

Key facts

This page summarizes William N. Thorndike Jr.'s Form 4 filing for CNX Resources Corp (CNX).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 06 May 2026, 16:46.

Change

Previous filing in this sequence was filed on 11 Mar 2026.
Current net transaction value: -$1,101,545.

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 0001437827 Primary reporting owner

Thorndike William N Jr

Relationship: Director
Address: 1000 HORIZON VUE DRIVE, CANONSBURG
Signature: /s/ William N. Thorndike Jr., by Sarah Molinero, his attorney-in-fact
Signature date: 06 May 2026

Reported non-derivative transactions

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

CNX transaction

Common shares, $0.01 par value per share

Options Exercise

Transaction value
Shares: +83,097
Change %: +22%
Price: $13.19^*
Shares after: 455,385
Date: 04 May 2026
Ownership: Direct
Footnotes: F1

CNX transaction

Common shares, $0.01 par value per share

Sale

Transaction value: $1,101,545
Shares: -28,800
Change %: -6.3%
Price: $38.25
Shares after: 426,585
Date: 04 May 2026
Ownership: Direct
Footnotes: F1, F2

CNX holding

Common shares, $0.01 par value per share

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 50,000
Date: 04 May 2026
Ownership: Pecuniary interest in third party account

CNX holding

Common shares, $0.01 par value per share

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 35,000
Date: 04 May 2026
Ownership: By Trust

Reported derivative securities

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

CNX transaction Derivative

Stock Option (right to buy)

Options Exercise

Transaction value
Shares: -83,097
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 04 May 2026
Ownership: Direct
Underlying class: Common shares, $0.01 par value per share
Underlying amount: 83,097
Exercise price: $13.19
Footnotes: F3, F4

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Of the shares owned directly, 2,100 are deferred stock units.

Footnote F2

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.9900 to $38.4500, 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 shares sold at each separate price within the range set forth in this footnote.

Footnote F3

This stock option, including share amount and exercise price, reflects an exempt anti-dilution adjustment to such award in connection with the 2017 spin-off of the Issuer from CONSOL Energy Inc.

Footnote F4

This stock option vested on May 9, 2017.