VIAV 4

X0609 4 2026-09-23 0000912093 VIAVI SOLUTIONS INC. VIAV 0001556374 SCRIVANICH LUKE M false C/O VIAVI SOLUTIONS INC. 1445 SOUTH SPECTRUM BLVD, SUITE 102 CHANDLER AZ 85286 1 SVP General Manager OSP 1 Common Stock 2026-09-23 4 S 0 35866 36.24 D 39598 D Shares were sold pursuant to a Rule 10b5-1 Stock Trading Plan dated November 7, 2025. This transaction was executed in multiple trades at prices ranging from $35.67 to $36.89. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. /s/ Donna T. Rossi, attorney-in-fact 2026-09-23