# EDGAR Filing Document

**Accession Number:** 0001634069
**File Stem:** 0000912093-25-000137
**Filing Date:** 2025-9
**Character Count:** 7715
**Document Hash:** 5ae8d7e046b2ae0f38dbad2259ca5dbe
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000912093-25-000137.hdr.sgml**: 20250925

**ACCESSION NUMBER**: 0000912093-25-000137

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250923

**FILED AS OF DATE**: 20250925

**DATE AS OF CHANGE**: 20250925

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Siebert Kevin Christopher
- **CENTRAL INDEX KEY:** 0001634069

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 000-22874
- **FILM NUMBER:** 251343747

**MAIL ADDRESS:**
- **STREET 1:** 430 NORTH MCCARTHY BOULEVARD
- **CITY:** MILPITAS
- **STATE:** CA
- **ZIP:** 95035
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** VIAVI SOLUTIONS INC.
- **CENTRAL INDEX KEY:** 0000912093
- **STANDARD INDUSTRIAL CLASSIFICATION:** SEMICONDUCTORS & RELATED DEVICES [3674]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 942579683
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0628

**BUSINESS ADDRESS:**
- **STREET 1:** 1445 SOUTH SPECTRUM BLVD.
- **STREET 2:** SUITE 102
- **CITY:** CHANDLER
- **STATE:** AZ
- **ZIP:** 85286
- **BUSINESS PHONE:** 4084043600

**MAIL ADDRESS:**
- **STREET 1:** 1445 SOUTH SPECTRUM BLVD.
- **STREET 2:** SUITE 102
- **CITY:** CHANDLER
- **STATE:** AZ
- **ZIP:** 85286

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** JDS UNIPHASE CORP /CA/
- **DATE OF NAME CHANGE:** 19990713

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Siebert Kevin Christopher<br><sub>(Last) (First) (Middle)</sub><br>C/O VIAVI SOLUTIONS INC.<br>1445 SOUTH SPECTRUM BLVD, SUITE 102<br><sub>(Street)</sub><br>CHANDLER, AZ 85286<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-09-23 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_SVP Gen. Counsel & Secretary_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>VIAVI SOLUTIONS INC. [ VIAV ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2025-09-23 |  | M<sup>(1)</sup> |  | 4623 | A | $0 | 75782 | D |  |
| Common Stock | 2025-09-23 |  | F<sup>(2)</sup> |  | 1392 | D | $12.41 | 74390 | D |  |
| Common Stock | 2025-09-23 |  | M<sup>(1)</sup> |  | 9580 | A | $0 | 83970 | D |  |
| Common Stock | 2025-09-23 |  | F<sup>(2)</sup> |  | 2884 | D | $12.41 | 81086 | D |  |
| Common Stock | 2025-09-23 |  | M<sup>(1)</sup> |  | 19752 | A | $0 | 100838 | D |  |
| Common Stock | 2025-09-23 |  | F<sup>(2)</sup> |  | 6313 | D | $12.41 | 94525 | D |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Market Stock Units | $0 | 2025-09-23 |  | M<sup>(1)</sup> |  |  | 4623 | <sup>(3)</sup> | <sup>(4)</sup> | Common Stock | 4623 | $0 | 0 | D |  |
| Market Stock Units | $0 | 2025-09-23 |  | M<sup>(1)</sup> |  |  | 9580 | <sup>(5)</sup> | <sup>(4)</sup> | Common Stock | 9580 | $0 | 10606 | D |  |
| Market Stock Units | $0 | 2025-09-23 |  | M<sup>(1)</sup> |  |  | 19752 | <sup>(6)</sup> | <sup>(4)</sup> | Common Stock | 19752 | $0 | 30864 | D |  |

---

### Footnotes:

(1) Each stock unit converts upon vesting into one share of common stock.

(2) These shares were retained by the Company in order to meet the tax withholding obligations of the award-holder in connection with the vesting of an installment of the restricted stock award or performance stock award, as applicable. The amount retained by the Company was not in excess of the amount of the tax liability.

(3) Shares reflect the vesting of the 3rd tranche of market-leveraged stock units granted on August 28, 2022 at 56.67% of target based on our total stockholder return during the performance periods as stated on the grant agreement.

(4) There are no expiration dates on MSUs.

(5) Shares reflect the vesting of the 2nd tranche of market-leveraged stock units granted on August 28, 2023 at 90.33% of target based on our total stockholder return during the performance periods as stated on the grant agreement.

(6) Shares reflect the vesting of the 1st tranche of market-leveraged stock units granted on August 28, 2024 at 128.00% of target based on our total stockholder return during the performance periods as stated on the grant agreement.

**Signature:** /s/ Donna T. Rossi, attorney-in-fact  
**Date:** 2025-09-25

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**