J. David Wargo - 19 Aug 2026 Form 4 Insider Report for Liberty Broadband Corp (LBRDK)

Reporting relationship: Director
Issuer ticker: LBRDK
Reported as of: 19 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 20 Aug 2026, 17:59:09 UTC
Prior SEC filing: 25 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Brittany A. Uthoff as Attorney-in-Fact for J. David Wargo

Key filing fact

J. David Wargo filed Form 4 for Liberty Broadband Corp (LBRDK) on 20 Aug 2026.

Key facts

This page summarizes J. David Wargo's Form 4 filing for Liberty Broadband Corp (LBRDK).
9 reported transactions and 5 derivative rows are listed below.
Accepted by SEC: 20 Aug 2026, 17:59.

Change

Previous filing in this sequence was filed on 25 Jun 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 0001082013 Primary reporting owner

WARGO J DAVID

Relationship: Director
Address: 12300 LIBERTY BLVD., ENGLEWOOD
Signature: /s/ Brittany A. Uthoff as Attorney-in-Fact for J. David Wargo
Signature date: 20 Aug 2026

Reported non-derivative transactions

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

LBRDK transaction

Series A Common Stock

Disposed to Issuer

Transaction value
Shares: -12,150
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 19 Aug 2026
Ownership: Direct
Footnotes: F1

LBRDK transaction

Series C Common Stock

Disposed to Issuer

Transaction value
Shares: -20,057
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 19 Aug 2026
Ownership: Direct
Footnotes: F1

LBRDK transaction

Series A Common Stock

Disposed to Issuer

Transaction value
Shares: -471
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 19 Aug 2026
Ownership: By Spouse
Footnotes: F1, F2

LBRDK transaction

Series C Common Stock

Disposed to Issuer

Transaction value
Shares: -1,452
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 19 Aug 2026
Ownership: By Spouse
Footnotes: F1, F2

Reported derivative securities

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

LBRDK transaction Derivative

Stock Option - LBRDK (Right to Buy)

Disposed to Issuer

Transaction value
Shares: -4,484
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 19 Aug 2026
Ownership: Direct
Underlying class: Series C Common Stock
Underlying amount: 4,484
Exercise price: $153.58
Footnotes: F3, F4

LBRDK transaction Derivative

Stock Option - LBRDK (Right to Buy)

Disposed to Issuer

Transaction value
Shares: -3,949
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 19 Aug 2026
Ownership: Direct
Underlying class: Series C Common Stock
Underlying amount: 3,949
Exercise price: $147.33
Footnotes: F3, F4

LBRDK transaction Derivative

Stock Option - LBRDK (Right to Buy)

Disposed to Issuer

Transaction value
Shares: -5,681
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 19 Aug 2026
Ownership: Direct
Underlying class: Series C Common Stock
Underlying amount: 5,681
Exercise price: $110.24
Footnotes: F3, F4

LBRDK transaction Derivative

Stock Option - LBRDK (Right to Buy)

Disposed to Issuer

Transaction value
Shares: -6,486
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 19 Aug 2026
Ownership: Direct
Underlying class: Series C Common Stock
Underlying amount: 6,486
Exercise price: $71.17
Footnotes: F3, F4

LBRDK transaction Derivative

Stock Option - LBRDK (Right to Buy)

Disposed to Issuer

Transaction value
Shares: -6,184
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 19 Aug 2026
Ownership: Direct
Underlying class: Series C Common Stock
Underlying amount: 6,184
Exercise price: $83.37
Footnotes: F3, F4

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

Additional SEC filing notes

Filing notes and footnotes

Section 16 status

J. David Wargo is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may still apply in specific circumstances.

Explanation of responses 4 footnotes

Footnote F1

Pursuant to the terms of the Merger Agreement (as defined in the Remarks section), at the effective time of the Merger (as defined in the Remarks section), each share of the Issuer's Series A Common Stock and Series C Common Stock issued and outstanding immediately prior to the effective time of the Merger was automatically converted into 0.2360 of a share of Charter Communications, Inc. ("Charter") Class A common stock, except that cash (without interest) was paid in lieu of fractional shares.

Footnote F2

The reporting person disclaims beneficial ownership of these shares owned by his spouse.

Footnote F3

These options were fully exercisable.

Footnote F4

Pursuant to the terms of the Merger Agreement, immediately prior to the effective time of the Merger, such stock option of the Issuer was cancelled for no consideration.

SEC remarks

Pursuant to the Agreement and Plan of Merger, dated as of November 12, 2024 (the "Merger Agreement"), by and among the Issuer, Charter, Fusion Merger Sub 1, LLC, a Delaware limited liability company and wholly owned subsidiary of Charter ("Merger LLC"), and Fusion Merger Sub 2, Inc., a Delaware corporation and wholly owned subsidiary of Merger LLC ("Merger Sub"), on August 19, 2026, Merger Sub merged with and into the Issuer (the "Merger"), with the Issuer surviving the Merger as a wholly owned subsidiary of Merger LLC, and immediately following the Merger, the Issuer (as the surviving corporation in the Merger) merged with and into Merger LLC (the "Upstream Merger") with Merger LLC surviving the Upstream Merger as the surviving company and a wholly owned subsidiary of Charter.