X0306 4 2017-08-11 0001355096 Liberty Interactive Corp QVCA 0001287613 VADON MARK C 12300 LIBERTY BOULEVARD ENGLEWOOD CO 80112 1 Series A QVC Group Common Stock 2017-08-11 4 S 0 516022.0000 22.5784 D 2470928.0000 I Lake Tana LLC Series A QVC Group Common Stock 2017-08-14 4 S 0 280671.0000 22.8282 D 2190257.0000 I Lake Tana LLC Series A QVC Group Common Stock 2030300.0000 D The price is a weighted average price. These shares were sold in multiple transactions ranging from $22.30 to $22.73, 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. Includes 525,000 shares previously held directly by the reporting person that were transferred to Lake Tana LLC pursuant to a Stock Exchange Agreement effective August 10, 2017, between the reporting person and Lake Tana LLC. The reporting person is the manager of Lake Tana LLC and has sole voting and investment power with respect to the shares held by Lake Tana LLC. The price is a weighted average price. These shares were sold in multiple transactions ranging from $22.54 to $23.03, 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 number of shares held directly by the reporting person was decreased by 525,000 shares as the result of a transfer to Lake Tana LLC pursuant to a Stock Exchange Agreement effective August 10, 2017, between the reporting person and Lake Tana LLC. Such shares are now held indirectly by Lake Tana LLC. /s/ Craig Troyer as Attorney-in-Fact for Mark C. Vadon 2017-08-15