X0508 4 2026-03-05 0001415404 EchoStar CORP SATS 0001353333 Manson Dean 9601 S. MERIDIAN BLVD. ENGLEWOOD CO 80112 false true false false CHIEF LEGAL OFFICER 0 Class A Common Stock 2026-03-05 4 M 0 7631 14.04 A 10029 D Class A Common Stock 2026-03-05 4 S 0 7631 114.51 D 2398 D Class A Common Stock 2026-03-05 4 M 0 14000 14.04 A 16398 D Class A Common Stock 2026-03-05 4 S 0 11400 114.60 D 4998 D Class A Common Stock 1106 I I Employee Stock Option (Right to Buy) 14.04 2026-03-05 4 M 0 7631 0 D 2034-04-01 Class A Common Stock 7631 39700 D Employee Stock Option (Right to Buy) 14.04 2026-03-05 4 M 0 14000 0 D 2034-04-01 Class A Common Stock 14000 42000 D Based on a weighted average sale price. The shares reported in this transaction were sold at prices ranging from $114.31 to $114.80. Information regarding the number of shares sold at each separate price will be made available upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer. Based on a weighted average sale price. The shares reported in this transaction were sold at prices ranging from $114.33 to $114.80. Information regarding the number of shares sold at each separate price will be made available upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer. By 401(K). 40% of the shares underlying these options vested immediately upon the grant date. The remaining 60% of the shares underlying these options vest 30% per year on each of April 1, 2025 and April 1, 2026. The shares underlying these options vest 25% per year on each of April 1, 2025, April 1, 2026, April 1, 2027 and April 1, 2028. /s/ Dean A. Manson, by Daniel W. Conroy, Attorney-in-Fact 2026-03-09