# EDGAR Filing Document

**Accession Number:** 0001399122
**File Stem:** 0001138639-23-000037
**Filing Date:** 2023-3
**Character Count:** 7687
**Document Hash:** 41d55fe71b5ca2187e9839e9f38f0361
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001138639-23-000037.hdr.sgml**: 20230307

**ACCESSION NUMBER**: 0001138639-23-000037

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20230305

**FILED AS OF DATE**: 20230307

**DATE AS OF CHANGE**: 20230307

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Welch David F
- **CENTRAL INDEX KEY:** 0001399122

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-33486
- **FILM NUMBER:** 23714199

**MAIL ADDRESS:**
- **STREET 1:** C/O INFINERA CORPORATION
- **STREET 2:** 140 CASPIAN COURT
- **CITY:** SUNNYVALE
- **STATE:** CA
- **ZIP:** 94089
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Infinera Corp
- **CENTRAL INDEX KEY:** 0001138639
- **STANDARD INDUSTRIAL CLASSIFICATION:** TELEPHONE & TELEGRAPH APPARATUS [3661]
- **IRS NUMBER:** 770560433
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 6373 SAN IGNACIO AVENUE
- **CITY:** SAN JOSE
- **STATE:** CA
- **ZIP:** 95119
- **BUSINESS PHONE:** 408-572-5200

**MAIL ADDRESS:**
- **STREET 1:** 6373 SAN IGNACIO AVENUE
- **CITY:** SAN JOSE
- **STATE:** CA
- **ZIP:** 95119

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** INFINERA Corp
- **DATE OF NAME CHANGE:** 20161219

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** INFINERA CORP
- **DATE OF NAME CHANGE:** 20030528

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ZEPTON NETWORKS INC
- **DATE OF NAME CHANGE:** 20010418

### 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>Welch David F<br><sub>(Last) (First) (Middle)</sub><br>C/O INFINERA CORPORATION<br>6373 SAN IGNACIO AVENUE<br><sub>(Street)</sub><br>SAN JOSE, CA 95119<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-05 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Infinera Corp [ INFN ] | **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 | 2023-03-05 |  | M |  | 39584 | A | $0 | 357464 | I | See Footnote<sup>(1)</sup> |
| Common Stock | 2023-03-05 |  | F |  | 14251<sup>(2)</sup> | D | $7.33 | 343213 | I | See Footnote<sup>(1)</sup> |
| Common Stock |  |  |  |  |  |  |  | 2500 | I | See Footnote<sup>(3)</sup> |

---

## 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 |
| Restricted Stock Units | <sup>(4)</sup> | 2023-03-05 |  | M |  |  | 6250 | <sup>(5)</sup> | <sup>(5)</sup> | Common Stock | 6250.0 | $0 | 0 | D |  |
| Restricted Stock Units | <sup>(4)</sup> | 2023-03-05 |  | M |  |  | 33334 | <sup>(6)</sup> | <sup>(6)</sup> | Common Stock | 33334.0 | $0 | 66666 | D |  |

---

### Footnotes:

(1) These shares are held directly by The Welch Family Trust U/A DTD 4/3/1996 ("The Welch Family Trust"), for which Dr. Welch is a trustee.

(2) Represents shares that have been withheld by Infinera Corporation (the "Company") to satisfy tax withholding and remittance obligations in connection with the net settlement of vested restricted stock units ("RSUs").

(3) Shares held directly by Dr. Welch as a trustee for his minor children. Dr. Welch disclaims beneficial ownership of the shares held in trust for his minor children, and this report shall not be deemed an admission that Dr. Welch is the beneficial owner of the shares held in trust for his minor children for purposes of Section 16 or for any other purpose.

(4) Each RSU represents a contingent right to receive one share of common stock of the Company.

(5) These RSUs, originally for a total of 75,000 shares, vest as to one-third of the shares on the one-year anniversary of the March 5, 2020 vesting commencement date, and 1/12th of the shares vest quarterly thereafter, subject to Dr. Welch's continued service to the Company through each applicable vesting date.

(6) These RSUs, originally for a total of 100,000 shares, vest as to one-third of the shares on the one-year anniversary of the March 5, 2022 vesting commencement date, and 1/12th of the shares vest quarterly thereafter, subject to Dr. Welch's continued service to the Company through each applicable vesting date.

**Signature:** /s/ Nicholas Janof, by Power of Attorney  
**Date:** 2023-03-07

### 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.**