X0508 4 2026-02-18 0001611983 Liberty Broadband Corp LBRDK 0001082013 WARGO J DAVID 12300 LIBERTY BLVD. ENGLEWOOD CO 80112 1 0 Series A Common Stock 2026-02-18 4 S 0 7000.0000 55.3717 D 12150.0000 D Series C Common Stock 2026-02-18 4 S 0 18000.0000 55.5443 D 20057.0000 D Series A Common Stock 471.0000 I By Spouse Series C Common Stock 1452.0000 I By Spouse The price is a weighted average price. These shares were sold in multiple transactions ranging from $54.9607 to $55.8730, inclusive. The reporting person undertakes to provide to the Securities and Exchange Commission, the Issuer, or any security holder of the Issuer, upon request, full information regarding the number of shares sold at each separate price within the range. The price is a weighted average price. These shares were sold in multiple transactions ranging from $55.0500 to $56.0121, inclusive. The reporting person undertakes to provide to the Securities and Exchange Commission, the Issuer, or any security holder of the Issuer, upon request, full information regarding the number of shares sold at each separate price within the range. The reporting person disclaims beneficial ownership of these shares owned by his spouse. /s/ Brittany A. Uthoff as Attorney-in-Fact for J. David Wargo 2026-02-23