# EDGAR Filing Document

**Accession Number:** 0001559593
**File Stem:** 0001104659-23-021967
**Filing Date:** 2023-2
**Character Count:** 50110
**Document Hash:** cd31e8b5cdc2cf6256cc351ffb0a107f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-23-021967.hdr.sgml**: 20230214

**ACCESSION NUMBER**: 0001104659-23-021967

**CONFORMED SUBMISSION TYPE**: SC 13G/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230214

**DATE AS OF CHANGE**: 20230214

**GROUP MEMBERS**: AJAY CHOPRA

**GROUP MEMBERS**: NOEL J. FENTON

**GROUP MEMBERS**: PATRICIA E. NAKACHE

**GROUP MEMBERS**: TRINITY VENTURES XI, L.P.

**GROUP MEMBERS**: TRINITY XI ENTREPRENEURS' FUND, L.P.

**GROUP MEMBERS**: TRINITY XI SIDE-BY-SIDE FUND, L.P.

**GROUP MEMBERS**: TVL MANAGEMENT CORP.

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Markforged Holding Corp
- **CENTRAL INDEX KEY:** 0001816613
- **STANDARD INDUSTRIAL CLASSIFICATION:** COMPUTER PERIPHERAL EQUIPMENT, NEC [3577]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SC 13G/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-91634
- **FILM NUMBER:** 23631651

**BUSINESS ADDRESS:**
- **STREET 1:** 480 PLEASANT STREET
- **CITY:** WATERTOWN
- **STATE:** MA
- **ZIP:** 02472
- **BUSINESS PHONE:** (866) 496-1805

**MAIL ADDRESS:**
- **STREET 1:** 480 PLEASANT STREET
- **CITY:** WATERTOWN
- **STATE:** MA
- **ZIP:** 02472

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** one
- **DATE OF NAME CHANGE:** 20200701
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Trinity TVL XI, LLC
- **CENTRAL INDEX KEY:** 0001559593
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SC 13G/A

**BUSINESS ADDRESS:**
- **STREET 1:** 3000 SAND HILL ROAD
- **STREET 2:** BUILDING 4, SUITE 160
- **CITY:** MENLO PARK
- **STATE:** CA
- **ZIP:** 94025
- **BUSINESS PHONE:** (650) 854-9500

**MAIL ADDRESS:**
- **STREET 1:** 3000 SAND HILL ROAD
- **STREET 2:** BUILDING 4, SUITE 160
- **CITY:** MENLO PARK
- **STATE:** CA
- **ZIP:** 94025

---

| |
|:---|
| **UNITED STATES** |
| **SECURITIES AND EXCHANGE COMMISSION** |
| **Washington, D.C. 20549** |

---

**SCHEDULE 13G**

**Under the Securities Exchange Act of 1934<br> (Amendment No. 1)\***

**Markforged Holding Corporation**

(Name of Issuer)

**Common Stock, $0.0001 par value per share**

(Title of Class of Securities)

**57064N102**

(CUSIP Number)

**December 31, 2022**

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

¨ Rule 13d-1(b) <br> ⌧ Rule 13d-1(c) <br> ◻ Rule 13d-1(d)

\*The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

---

| | | | | |
|:---|:---|:---|:---|:---|
| CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 |
| 1. | Names of Reporting Persons<br> Trinity TVL XI, LLC | Names of Reporting Persons<br> Trinity TVL XI, LLC | Names of Reporting Persons<br> Trinity TVL XI, LLC | Names of Reporting Persons<br> Trinity TVL XI, LLC |
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) |
|  | (a) | (a) | ◻ | ◻ |
|  | (b) | (b) | x (1) | x (1) |
| 3. | SEC Use Only | SEC Use Only | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 5. | 5. | Sole Voting Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 6. | 6. | Shared Voting Power <br> 7,318,367 shares (2) |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 7. | 7. | Sole Dispositive Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 8. | 8. | Shared Dispositive Power <br> 7,318,367 shares (2) |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ |
| 11. | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) |
| 12. | Type of Reporting Person (See Instructions)<br> OO | Type of Reporting Person (See Instructions)<br> OO | Type of Reporting Person (See Instructions)<br> OO | Type of Reporting Person (See Instructions)<br> OO |

---

&nbsp;&nbsp;&nbsp;&nbsp;(1) This Statement on Schedule 13G is filed by Trinity TVL XI, LLC ("Trinity TVL XI"), Trinity Ventures XI, L.P.
 ("Trinity XI"), Trinity XI Entrepreneurs' Fund, L.P. ("TEF XI"), Trinity XI Side-By-Side Fund, L.P.
 ("Trinity SBS XI"), TVL Management Corp. ("TVL Management"), Ajay Chopra ("Chopra"), Noel J.
 Fenton ("Fenton"), and Patricia E. Nakache ("Nakache," and collectively with Trinity TVL XI, Trinity XI, TEF
 XI, Trinity SBS XI, TVL Management, Chopra, and Fenton, referred to herein as the "Reporting Persons"). Trinity TVL XI
 serves as the sole General Partner of Trinity XI, TEF XI and Trinity SBS XI. As such, Trinity TVL XI possesses power to direct the
 voting and disposition of the shares owned by Trinity XI, TEF XI and Trinity SBS XI and may be deemed to have indirect beneficial
 ownership of the shares held by Trinity XI, TEF XI and Trinity SBS XI. TVL Management, Chopra, Fenton and Nakache are
 Management Members of Trinity TVL XI. As such, TVL Management, Chopra, Fenton, and Nakache share power to direct the voting and
 disposition of the shares owned by Trinity XI, TEF XI and Trinity SBS XI and may be deemed to have indirect beneficial ownership of
 the shares held by Trinity XI, TEF XI and Trinity SBS XI. The Reporting Persons expressly disclaim status as a "group"
 for purposes of this Schedule 13G.

&nbsp;&nbsp;&nbsp;&nbsp;(2) The 7,318,367 shares of Common Stock beneficially owned by the Reporting Person represents (i) 7,146,531 shares of Common Stock
 held directly by Trinity XI, (ii) 114,753 shares of Common Stock held directly by TEF XI and (iii) 57,083 shares of Common
 Stock held directly by Trinity SBS XI.

&nbsp;&nbsp;&nbsp;&nbsp;(3) This percentage is based on 194,136,883 shares of Common Stock reported to be outstanding as
of November 8, 2022 in the Issuer's Quarterly Report on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities
and Exchange Commission on November 9, 2022 .

---

| | | | | |
|:---|:---|:---|:---|:---|
| CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 |
| 1. | Names of Reporting Persons<br> Trinity Ventures XI, L.P. | Names of Reporting Persons<br> Trinity Ventures XI, L.P. | Names of Reporting Persons<br> Trinity Ventures XI, L.P. | Names of Reporting Persons<br> Trinity Ventures XI, L.P. |
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) |
|  | (a) | (a) | ◻ | ◻ |
|  | (b) | (b) | x (1) | x (1) |
| 3. | SEC Use Only | SEC Use Only | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 5. | 5. | Sole Voting Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 6. | 6. | Shared Voting Power <br> 7,146,531 shares (2) |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 7. | 7. | Sole Dispositive Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 8. | 8. | Shared Dispositive Power <br> 7,146,531 shares (2) |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,146,531 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,146,531 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,146,531 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,146,531 shares (2) |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ |
| 11. | Percent of Class Represented by Amount in Row (9)<br> 3.7% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.7% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.7% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.7% (3) |
| 12. | Type of Reporting Person (See Instructions)<br> PN | Type of Reporting Person (See Instructions)<br> PN | Type of Reporting Person (See Instructions)<br> PN | Type of Reporting Person (See Instructions)<br> PN |

---

&nbsp;&nbsp;&nbsp;&nbsp;(1) This Statement on Schedule 13G is filed by the Reporting Persons. The Reporting Persons expressly disclaim status as a "group"
for purposes of this Schedule 13G.

&nbsp;&nbsp;&nbsp;&nbsp;(2) Consists of 7,146,531 shares of Common Stock held directly by Trinity XI.

&nbsp;&nbsp;&nbsp;&nbsp;(3) This percentage is based on 194,136,883 shares of Common Stock reported to be outstanding as
of November 8, 2022 in the Issuer's Quarterly Report on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities
and Exchange Commission on November 9, 2022 .

---

| | | | | |
|:---|:---|:---|:---|:---|
| CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 |
| 1. | Names of Reporting Persons<br> Trinity XI Entrepreneurs' Fund, L.P. | Names of Reporting Persons<br> Trinity XI Entrepreneurs' Fund, L.P. | Names of Reporting Persons<br> Trinity XI Entrepreneurs' Fund, L.P. | Names of Reporting Persons<br> Trinity XI Entrepreneurs' Fund, L.P. |
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) |
|  | (a) | (a) | ◻ | ◻ |
|  | (b) | (b) | x (1) | x (1) |
| 3. | SEC Use Only | SEC Use Only | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 5. | 5. | Sole Voting Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 6. | 6. | Shared Voting Power <br> 114,753 shares (2) |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 7. | 7. | Sole Dispositive Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 8. | 8. | Shared Dispositive Power <br> 114,753 shares (2) |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 114,753 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 114,753 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 114,753 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 114,753 shares (2) |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ |
| 11. | Percent of Class Represented by Amount in Row (9)<br> 0.1% (3) | Percent of Class Represented by Amount in Row (9)<br> 0.1% (3) | Percent of Class Represented by Amount in Row (9)<br> 0.1% (3) | Percent of Class Represented by Amount in Row (9)<br> 0.1% (3) |
| 12. | Type of Reporting Person (See Instructions)<br> PN | Type of Reporting Person (See Instructions)<br> PN | Type of Reporting Person (See Instructions)<br> PN | Type of Reporting Person (See Instructions)<br> PN |

---

&nbsp;&nbsp;&nbsp;&nbsp;(1) This Statement on Schedule 13G is filed by the Reporting Persons. The Reporting Persons expressly disclaim status as a "group"
for purposes of this Schedule 13G.

&nbsp;&nbsp;&nbsp;&nbsp;(2) Consists of 114,753 shares of Common Stock held directly by TEF XI.

&nbsp;&nbsp;&nbsp;&nbsp;(3) This percentage is based on 194,136,883 shares of Common Stock reported to be outstanding as
of November 8, 2022 in the Issuer's Quarterly Report on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities
and Exchange Commission on November 9, 2022 .

---

| | | | | |
|:---|:---|:---|:---|:---|
| CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 |
| 1. | Names of Reporting Persons<br> Trinity XI Side-By-Side Fund, L.P. | Names of Reporting Persons<br> Trinity XI Side-By-Side Fund, L.P. | Names of Reporting Persons<br> Trinity XI Side-By-Side Fund, L.P. | Names of Reporting Persons<br> Trinity XI Side-By-Side Fund, L.P. |
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) |
|  | (a) | (a) | ◻ | ◻ |
|  | (b) | (b) | x (1) | x (1) |
| 3. | SEC Use Only | SEC Use Only | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 5. | 5. | Sole Voting Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 6. | 6. | Shared Voting Power <br> 57,083 shares (2) |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 7. | 7. | Sole Dispositive Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 8. | 8. | Shared Dispositive Power <br> 57,083 shares (2) |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 57,083 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 57,083 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 57,083 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 57,083 shares (2) |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ |
| 11. | Percent of Class Represented by Amount in Row (9)<br> 0.0% (3) | Percent of Class Represented by Amount in Row (9)<br> 0.0% (3) | Percent of Class Represented by Amount in Row (9)<br> 0.0% (3) | Percent of Class Represented by Amount in Row (9)<br> 0.0% (3) |
| 12. | Type of Reporting Person (See Instructions)<br> PN | Type of Reporting Person (See Instructions)<br> PN | Type of Reporting Person (See Instructions)<br> PN | Type of Reporting Person (See Instructions)<br> PN |

---

&nbsp;&nbsp;&nbsp;&nbsp;(1) This Statement on Schedule 13G is filed by the Reporting Persons. The Reporting Persons expressly disclaim status as a "group"
for purposes of this Schedule 13G.

&nbsp;&nbsp;&nbsp;&nbsp;(2) Consists of 57,083 shares of Common Stock held directly by Trinity SBS XI.

&nbsp;&nbsp;&nbsp;&nbsp;(3) This percentage is based on 194,136,883 shares of Common Stock reported to be outstanding as
of November 8, 2022 in the Issuer's Quarterly Report on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities
and Exchange Commission on November 9, 2022 .

---

| | | | | |
|:---|:---|:---|:---|:---|
| CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 |
| 1. | Names of Reporting Persons<br> TVL Management Corp. | Names of Reporting Persons<br> TVL Management Corp. | Names of Reporting Persons<br> TVL Management Corp. | Names of Reporting Persons<br> TVL Management Corp. |
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) |
|  | (a) | (a) | ¨ | ¨ |
|  | (b) | (b) | x (1) | x (1) |
| 3. | SEC Use Only | SEC Use Only | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware | Citizenship or Place of Organization <br> Delaware |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 5. | 5. | Sole Voting Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 6. | 6. | Shared Voting Power <br> 7,318,367 shares (2) |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 7. | 7. | Sole Dispositive Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 8. | 8. | Shared Dispositive Power <br> 7,318,367 shares (2) |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ |
| 11. | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) |
| 12. | Type of Reporting Person (See Instructions)<br> CO | Type of Reporting Person (See Instructions)<br> CO | Type of Reporting Person (See Instructions)<br> CO | Type of Reporting Person (See Instructions)<br> CO |

---

&nbsp;&nbsp;&nbsp;&nbsp;(1) This Statement on Schedule 13G is filed by the Reporting Persons. The Reporting Persons expressly disclaim status as a "group"
for purposes of this Schedule 13G.

&nbsp;&nbsp;&nbsp;&nbsp;(2) The 7,318,367 shares of Common Stock beneficially owned by the Reporting Person represents (i) 7,146,531 shares of Common Stock
held directly by Trinity XI, (ii) 114,753 shares of Common Stock held directly by TEF XI and (iii) 57,083 shares of Common Stock
held directly by Trinity SBS XI.

&nbsp;&nbsp;&nbsp;&nbsp;(3) This percentage is based on 194,136,883 shares of Common Stock reported to be outstanding as
of November 8, 2022 in the Issuer's Quarterly Report on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities
and Exchange Commission on November 9, 2022 .

---

| | | | | |
|:---|:---|:---|:---|:---|
| CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 |
| 1. | Names of Reporting Persons<br> Ajay Chopra | Names of Reporting Persons<br> Ajay Chopra | Names of Reporting Persons<br> Ajay Chopra | Names of Reporting Persons<br> Ajay Chopra |
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) |
|  | (a) | (a) | ◻ | ◻ |
|  | (b) | (b) | x (1) | x (1) |
| 3. | SEC Use Only | SEC Use Only | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization <br> United States of America | Citizenship or Place of Organization <br> United States of America | Citizenship or Place of Organization <br> United States of America | Citizenship or Place of Organization <br> United States of America |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 5. | 5. | Sole Voting Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 6. | 6. | Shared Voting Power <br> 7,318,367 shares (2) |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 7. | 7. | Sole Dispositive Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 8. | 8. | Shared Dispositive Power <br> 7,318,367 shares (2) |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ |
| 11. | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) |
| 12. | Type of Reporting Person (See Instructions)<br> IN | Type of Reporting Person (See Instructions)<br> IN | Type of Reporting Person (See Instructions)<br> IN | Type of Reporting Person (See Instructions)<br> IN |

---

&nbsp;&nbsp;&nbsp;&nbsp;(1) This Statement on Schedule 13G is filed by the Reporting Persons. The Reporting Persons expressly disclaim status as a "group"
for purposes of this Schedule 13G.

&nbsp;&nbsp;&nbsp;&nbsp;(2) The 7,318,367 shares of Common Stock beneficially owned by the Reporting Person represents (i) 7,146,531 shares of Common Stock
held directly by Trinity XI, (ii) 114,753 shares of Common Stock held directly by TEF XI and (iii) 57,083 shares of Common Stock
held directly by Trinity SBS XI.

&nbsp;&nbsp;&nbsp;&nbsp;(3) This percentage is based on 194,136,883 shares of Common Stock reported to be outstanding as
of November 8, 2022 in the Issuer's Quarterly Report on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities
and Exchange Commission on November 9, 2022 .

---

| | | | | |
|:---|:---|:---|:---|:---|
| CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 |
| 1. | Names of Reporting Persons<br> Noel J. Fenton | Names of Reporting Persons<br> Noel J. Fenton | Names of Reporting Persons<br> Noel J. Fenton | Names of Reporting Persons<br> Noel J. Fenton |
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) |
|  | (a) | (a) | ◻ | ◻ |
|  | (b) | (b) | x (1) | x (1) |
| 3. | SEC Use Only | SEC Use Only | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization <br> United States of America | Citizenship or Place of Organization <br> United States of America | Citizenship or Place of Organization <br> United States of America | Citizenship or Place of Organization <br> United States of America |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 5. | 5. | Sole Voting Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 6. | 6. | Shared Voting Power <br> 7,318,367 shares (2) |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 7. | 7. | Sole Dispositive Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 8. | 8. | Shared Dispositive Power <br> 7,318,367 shares (2) |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ |
| 11. | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) |
| 12. | Type of Reporting Person (See Instructions)<br> IN | Type of Reporting Person (See Instructions)<br> IN | Type of Reporting Person (See Instructions)<br> IN | Type of Reporting Person (See Instructions)<br> IN |

---

&nbsp;&nbsp;&nbsp;&nbsp;(1) This Statement on Schedule 13G is filed by the Reporting Persons. The Reporting Persons expressly disclaim status as a "group"
for purposes of this Schedule 13G.

&nbsp;&nbsp;&nbsp;&nbsp;(2) The 7,318,367 shares of Common Stock beneficially owned by the Reporting Person represents (i) 7,146,531 shares of Common Stock
held directly by Trinity XI, (ii) 114,753 shares of Common Stock held directly by TEF XI and (iii) 57,083 shares of Common Stock
held directly by Trinity SBS XI.

&nbsp;&nbsp;&nbsp;&nbsp;(3) This percentage is based on 194,136,883 shares of Common Stock reported to be outstanding as
of November 8, 2022 in the Issuer's Quarterly Report on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities
and Exchange Commission on November 9, 2022 .

---

| | | | | |
|:---|:---|:---|:---|:---|
| CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 | CUSIP No. 57064N102 |
| 1. | Names of Reporting Persons<br> Patricia E. Nakache | Names of Reporting Persons<br> Patricia E. Nakache | Names of Reporting Persons<br> Patricia E. Nakache | Names of Reporting Persons<br> Patricia E. Nakache |
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) | Check the Appropriate Box if a Member of a Group (See Instructions) |
|  | (a) | (a) | ◻ | ◻ |
|  | (b) | (b) | x (1) | x (1) |
| 3. | SEC Use Only | SEC Use Only | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization <br> United States of America | Citizenship or Place of Organization <br> United States of America | Citizenship or Place of Organization <br> United States of America | Citizenship or Place of Organization <br> United States of America |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 5. | 5. | Sole Voting Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 6. | 6. | Shared Voting Power <br> 7,318,367 shares (2) |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 7. | 7. | Sole Dispositive Power <br> 0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With |  |  |  |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person With | 8. | 8. | Shared Dispositive Power <br> 7,318,367 shares (2) |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) | Aggregate Amount Beneficially Owned by Each Reporting Person<br> 7,318,367 shares (2) |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) □ |
| 11. | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) | Percent of Class Represented by Amount in Row (9)<br> 3.8% (3) |
| 12. | Type of Reporting Person (See Instructions)<br> IN | Type of Reporting Person (See Instructions)<br> IN | Type of Reporting Person (See Instructions)<br> IN | Type of Reporting Person (See Instructions)<br> IN |

---

&nbsp;&nbsp;&nbsp;&nbsp;(1) This Statement on Schedule 13G is filed by the Reporting Persons. The Reporting Persons expressly disclaim status as a "group"
for purposes of this Schedule 13G.

&nbsp;&nbsp;&nbsp;&nbsp;(2) The 7,318,367 shares of Common Stock beneficially owned by the Reporting Person represents (i) 7,146,531 shares of Common Stock
held directly by Trinity XI, (ii) 114,753 shares of Common Stock held directly by TEF XI and (iii) 57,083 shares of Common Stock
held directly by Trinity SBS XI.

&nbsp;&nbsp;&nbsp;&nbsp;(3) This percentage is based on 194,136,883 shares of Common Stock reported to be outstanding as
of November 8, 2022 in the Issuer's Quarterly Report on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities
and Exchange Commission on November 9, 2022 .

---

| | |
|:---|:---|
| **Item 1.** | **Item 1.** |
| (a) | Name of Issuer<br> Markforged Holding Corporation |
| (b) | Address of Issuer's Principal Executive Offices<br> 480 Pleasant Street<br> Watertown, MA 02471 |
| **Item 2.** | **Item 2.** |
| (a) | Name of Person Filing<br> 1. Trinity TVL XI, LLC ("Trinity TVL XI")<br> 2. Trinity Ventures XI, L.P. ("Trinity XI")<br> 3. Trinity XI Entrepreneurs' Fund, L.P. ("TEF XI")<br> 4. Trinity XI Side-By-Side Fund, L.P. ("Trinity SBS XI")<br> 5. TVL Management Corp. ("TVL Management")<br> 6. Ajay Chopra ("Chopra")<br> 7. Noel J. Fenton ("Fenton")<br> 8. Patricia E. Nakache ("Nakache")<br>|
| (b) | Address of Principal Business Office or, if none, Residence<br> c/o Trinity Ventures<br> 325 Sharon Park Dr., #458<br> Menlo Park, CA 94025 |
| (c) | Citizenship<br> Trinity TVL XI Delaware<br> Trinity XI Delaware<br> TEF XI Delaware<br> Trinity SBS XI Delaware<br> TVL Management Delaware<br> Chopra United States of America<br> Fenton United States of America<br>Nakache United States of America<br>|
| (d) | Title of Class of Securities<br> Common Stock |
| (e) | CUSIP Number<br> 57064N102 |
| **Item 3.** | **If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:** |
|  | Not applicable |

---

---

| | |
|:---|:---|
| **Item 4.** | **Ownership** |
| Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1. | Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1. |

---

---

| | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|
| **Reporting Persons** | **Shares Held<br> Directly (1)** | **Sole<br> Voting<br> Power** | **Shared<br> Voting<br> Power (2)** | **Sole<br> Dispositive<br> Power** | **Shared<br> Dispositive<br> Power (2)** | **Beneficial<br> Ownership (2)** | **Percentage<br> of Class (3)** |
| Trinity XI | 7146531 | 0 | 7146531 | 0 | 7146531 | 7146531 | 3.7% |
| TEF XI | 57083 | 0 | 57083 | 0 | 57083 | 57083 | 0.1% |
| Trinity SBS XI | 114753 | 0 | 114753 | 0 | 114753 | 114753 | 0.0% |
| Trinity TVL XI (2) | 0 | 0 | 7318367 | 0 | 7318367 | 7318367 | 3.8% |
| TVL Management (2) | 0 | 0 | 7318367 | 0 | 7318367 | 7318367 | 3.8% |
| Chopra (2) | 0 | 0 | 7318367 | 0 | 7318367 | 7318367 | 3.8% |
| Fenton (2) | 0 | 0 | 7318367 | 0 | 7318367 | 7318367 | 3.8% |
| Nakache (2) | 0 | 0 | 7318367 | 0 | 7318367 | 7318367 | 3.8% |

---

(1) Represents shares of Common Stock of the Issuer held directly by the Reporting Person.

(2) The shares are held directly by Trinity XI, TEF XI and Trinity SBS XI. Trinity TVL XI serves as the sole General Partner of Trinity XI, TEF XI and Trinity SBS XI. As such, Trinity TVL XI possesses power to direct the voting and disposition of the shares owned by Trinity XI, TEF XI and Trinity SBS XI and may be deemed to have indirect beneficial ownership of the shares held by Trinity XI, TEF XI and Trinity SBS XI. TVL Management, Chopra, Fenton, and Nakache are Management Members of Trinity TVL XI. As such, TVL Management, Chopra, Fenton, and Nakache share power to direct the voting and disposition of the shares owned by Trinity XI, TEF XI and Trinity SBS XI and may be deemed to have indirect beneficial ownership of the shares held by Trinity XI, TEF XI and Trinity SBS XI.

(3) This percentage is based on 194,136,883 shares of Common Stock reported to be outstanding as of November 8, 2022 in the Issuer's Quarterly Report on Form 10-Q for the quarter ended September 30, 2022, as filed with the Securities and Exchange Commission on November 9, 2022.

---

| | |
|:---|:---|
| **Item 5.** | **Ownership of Five Percent or Less of a Class** |
| If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following ⌧. | If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following ⌧. |
| **Item 6.** | **Ownership of More than Five Percent on Behalf of Another Person** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Not applicable | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Not applicable |
| **Item 7.** | **Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Not applicable | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Not applicable |
| **Item 8.** | **Identification and Classification of Members of the Group** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Not applicable | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Not applicable |
| **Item 9.** | **Notice of Dissolution of Group** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Not applicable | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Not applicable |

---

---

| | |
|:---|:---|
| **Item 10.** | **Certification** |
| By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having such purpose or effect. | By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having such purpose or effect. |

---

**Signature**

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Dated: February 14, 2023

---

| | |
|:---|:---|
| Trinity Ventures XI, L.P. | Trinity Ventures XI, L.P. |
| By: | Trinity TVL XI, LLC |
| its | General Partner |
| By: | /s/ Lyle McCulloch |
|  | Name: Lyle McCulloch |
|  | Title: SVP - Finance |
| Trinity XI Entrepreneurs' Fund, L.P. | Trinity XI Entrepreneurs' Fund, L.P. |
| By: | Trinity TVL XI, LLC |
| its | General Partner |
| By: | /s/ Lyle McCulloch |
|  | Name: Lyle McCulloch |
|  | Title: SVP - Finance |
| Trinity XI Side-By-Side Fund, L.P. | Trinity XI Side-By-Side Fund, L.P. |
| By: | Trinity TVL XI, LLC |
| its | General Partner |
| By: | /s/ Lyle McCulloch |
|  | Name: Lyle McCulloch |
|  | Title: SVP - Finance |
| Trinity TVL XI, LLC | Trinity TVL XI, LLC |
| By: | /s/ Lyle McCulloch |
|  | Name: Lyle McCulloch |
|  | Title: SVP - Finance |
| TVL Management Corp. | TVL Management Corp. |
| By: | /s/ Lyle McCulloch |
|  | Name: Lyle McCulloch |
|  | Title: SVP - Finance |
| /s/ Ajay Chopra | /s/ Ajay Chopra |
| Ajay Chopra | Ajay Chopra |
| /s/ Noel J. Fenton | /s/ Noel J. Fenton |
| Noel J. Fenton | Noel J. Fenton |
| /s/ Patricia E. Nakache | /s/ Patricia E. Nakache |
| Patricia E. Nakache | Patricia E. Nakache |

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| | |
|:---|:---|
| | **ATTENTION** |
| **Intentional misstatements or omissions of fact constitute Federal Criminal Violations (See 18 U.S.C. 1001).** | **Intentional misstatements or omissions of fact constitute Federal Criminal Violations (See 18 U.S.C. 1001).** |

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**Exhibit(s)**:

A - Joint Filing Statement

EXHIBIT A

JOINT FILING STATEMENT

We, the undersigned, hereby express our agreement that the attached Schedule 13G (or any amendments thereto) relating to the Common Stock of Markforged Holding Corporation is filed on behalf of each of us.

Dated: February 14, 2023

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| | |
|:---|:---|
| Trinity Ventures XI, L.P. | Trinity Ventures XI, L.P. |
| By: | Trinity TVL XI, LLC |
| its | General Partner |
| By: | /s/ Lyle McCulloch |
|  | Name: Lyle McCulloch |
|  | Title: SVP - Finance |
| Trinity XI Entrepreneurs' Fund, L.P. | Trinity XI Entrepreneurs' Fund, L.P. |
| By: | Trinity TVL XI, LLC |
| its | General Partner |
| By: | /s/ Lyle McCulloch |
|  | Name: Lyle McCulloch |
|  | Title: SVP - Finance |
| Trinity XI Side-By-Side Fund, L.P. | Trinity XI Side-By-Side Fund, L.P. |
| By: | Trinity TVL XI, LLC |
| its | General Partner |
| By: | /s/ Lyle McCulloch |
|  | Name: Lyle McCulloch |
|  | Title: SVP - Finance |
| Trinity TVL XI, LLC | Trinity TVL XI, LLC |
| By: | /s/ Lyle McCulloch |
|  | Name: Lyle McCulloch |
|  | Title: SVP - Finance |
| TVL Management Corp. | TVL Management Corp. |
| By: | /s/ Lyle McCulloch |
|  | Name: Lyle McCulloch |
|  | Title: SVP - Finance |
| /s/ Ajay Chopra | /s/ Ajay Chopra |
| Ajay Chopra | Ajay Chopra |
| /s/ Noel J. Fenton | /s/ Noel J. Fenton |
| Noel J. Fenton | Noel J. Fenton |
| /s/ Patricia E. Nakache | /s/ Patricia E. Nakache |
| Patricia E. Nakache | Patricia E. Nakache |

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