# EDGAR Filing Document

**Accession Number:** 0001352851
**File Stem:** 0001104659-23-009704
**Filing Date:** 2023-2
**Character Count:** 25655
**Document Hash:** eb1145e5b9bea3ca05a48ea20c07ed78
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-23-009704.hdr.sgml**: 20230202

**ACCESSION NUMBER**: 0001104659-23-009704

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

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20230202

**DATE AS OF CHANGE**: 20230202

**GROUP MEMBERS**: DAVID J. SNYDERMAN

**GROUP MEMBERS**: MAGNETAR CAPITAL PARTNERS LP

**GROUP MEMBERS**: SUPERNOVA MANAGEMENT LLC

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Build Acquisition Corp.
- **CENTRAL INDEX KEY:** 0001838666
- **STANDARD INDUSTRIAL CLASSIFICATION:** BLANK CHECKS [6770]
- **IRS NUMBER:** 000000000
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SC 13G/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-92382
- **FILM NUMBER:** 23579326

**BUSINESS ADDRESS:**
- **STREET 1:** 3500 JEFFERSON
- **STREET 2:** SUITE 303
- **CITY:** AUSTIN
- **STATE:** TX
- **ZIP:** 78731
- **BUSINESS PHONE:** 512-994-2983

**MAIL ADDRESS:**
- **STREET 1:** 3500 JEFFERSON
- **STREET 2:** SUITE 303
- **CITY:** AUSTIN
- **STATE:** TX
- **ZIP:** 78731
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Magnetar Financial LLC
- **CENTRAL INDEX KEY:** 0001352851
- **IRS NUMBER:** 043818748
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

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

**BUSINESS ADDRESS:**
- **STREET 1:** 1603 ORRINGTON AVE.
- **STREET 2:** 13TH FLOOR
- **CITY:** EVANSTON
- **STATE:** IL
- **ZIP:** 60201
- **BUSINESS PHONE:** (847)905-4400

**MAIL ADDRESS:**
- **STREET 1:** 1603 ORRINGTON AVE.
- **STREET 2:** 13TH FLOOR
- **CITY:** EVANSTON
- **STATE:** IL
- **ZIP:** 60201

**UNITED STATES<br> SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**SCHEDULE 13G**

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

Build Acquisition Corp.

(Name of Issuer)

Common Stock, Class A

(Title of Class of Securities)

12008J105

(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)

◻ Rule 13d-1(c)

◻ 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. 12008J105

---

| | | | |
|:---|:---|:---|:---|
| **1** | NAMES OF REPORTING PERSONS | NAMES OF REPORTING PERSONS | NAMES OF REPORTING PERSONS |
|  | MAGNETAR FINANCIAL LLC | MAGNETAR FINANCIAL LLC | MAGNETAR FINANCIAL 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) |
| **2** | (a) ◻ | (a) ◻ | (a) ◻ |
| **2** | (b) ◻ | (b) ◻ | (b) ◻ |
| **3** | SEC USE ONLY | SEC USE ONLY | SEC USE ONLY |
| **3** |  |  |  |
| **3** |  |  |  |
| **4** | CITIZENSHIP OR PLACE OF ORGANIZATION | CITIZENSHIP OR PLACE OF ORGANIZATION | CITIZENSHIP OR PLACE OF ORGANIZATION |
| **4** |  |  |  |
| **4** | Delaware | Delaware | Delaware |
|  |  | **5** | SOLE VOTING POWER 0 |
|  |  | **5** |  |
| NUMBER OF | NUMBER OF | **5** |  |
| SHARES | SHARES | **6** | SHARED VOTING POWER |
| BENEFICIALLY | BENEFICIALLY | **6** | 1597603 |
| OWNED BY | OWNED BY | **6** |  |
| EACH | EACH | **7** | SOLE DISPOSITIVE POWER 0 |
| REPORTING | REPORTING | **7** |  |
| PERSON | PERSON | **7** |  |
| WITH: | WITH: | **8** | SHARED DISPOSITIVE POWER |
|  |  | **8** | 1597603 |
|  |  | **8** |  |
| **9** | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON |
| **9** |  |  |  |
| **9** | 1597603 | 1597603 | 1597603 |
| **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) |
| **10** |  |  |  |
| **10** | ◻ | ◻ | ◻ |
| **11** | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) |
| **11** |  |  |  |
| **11** | 7.99% | 7.99% | 7.99% |
| **12** | TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) | TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) | TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) |
| **12** |  |  |  |
| **12** | IA, OO | IA, OO | IA, OO |

---

CUSIP No. 12008J105

---

| | | | |
|:---|:---|:---|:---|
| **1** | NAMES OF REPORTING PERSONS | NAMES OF REPORTING PERSONS | NAMES OF REPORTING PERSONS |
|  | MAGNETAR CAPITAL PARTNERS LP | MAGNETAR CAPITAL PARTNERS LP | MAGNETAR CAPITAL PARTNERS LP |
| **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) |
| **2** | (a) ◻ | (a) ◻ | (a) ◻ |
| **2** | (b) ◻ | (b) ◻ | (b) ◻ |
| **3** | SEC USE ONLY | SEC USE ONLY | SEC USE ONLY |
| **3** |  |  |  |
| **3** |  |  |  |
| **4** | CITIZENSHIP OR PLACE OF ORGANIZATION | CITIZENSHIP OR PLACE OF ORGANIZATION | CITIZENSHIP OR PLACE OF ORGANIZATION |
| **4** |  |  |  |
| **4** | Delaware | Delaware | Delaware |
|  |  | **5** | SOLE VOTING POWER 0 |
|  |  | **5** |  |
| NUMBER OF | NUMBER OF | **5** |  |
| SHARES | SHARES | **6** | SHARED VOTING POWER |
| BENEFICIALLY | BENEFICIALLY | **6** | 1597603 |
| OWNED BY | OWNED BY | **6** |  |
| EACH | EACH | **7** | SOLE DISPOSITIVE POWER 0 |
| REPORTING | REPORTING | **7** |  |
| PERSON | PERSON | **7** |  |
| WITH: | WITH: | **8** | SHARED DISPOSITIVE POWER |
|  |  | **8** | 1597603 |
|  |  | **8** |  |
| **9** | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON |
| **9** |  |  |  |
| **9** | 1597603 | 1597603 | 1597603 |
| **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) |
| **10** |  |  |  |
| **10** | ◻ | ◻ | ◻ |
| **11** | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) |
| **11** |  |  |  |
| **11** | 7.99% | 7.99% | 7.99% |
| **12** | TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) | TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) | TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) |
| **12** |  |  |  |
| **12** | HC, PN | HC, PN | HC, PN |

---

CUSIP No. 12008J105

---

| | | | |
|:---|:---|:---|:---|
| **1** | NAMES OF REPORTING PERSONS | NAMES OF REPORTING PERSONS | NAMES OF REPORTING PERSONS |
|  | SUPERNOVA MANAGEMENT LLC | SUPERNOVA MANAGEMENT LLC | SUPERNOVA MANAGEMENT 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) |
| **2** | (a) ◻ | (a) ◻ | (a) ◻ |
| **2** | (b) ◻ | (b) ◻ | (b) ◻ |
| **3** | SEC USE ONLY | SEC USE ONLY | SEC USE ONLY |
| **3** |  |  |  |
| **3** |  |  |  |
| **4** | CITIZENSHIP OR PLACE OF ORGANIZATION | CITIZENSHIP OR PLACE OF ORGANIZATION | CITIZENSHIP OR PLACE OF ORGANIZATION |
| **4** |  |  |  |
| **4** | Delaware | Delaware | Delaware |
|  |  | **5** | SOLE VOTING POWER 0 |
|  |  | **5** |  |
| NUMBER OF | NUMBER OF | **5** |  |
| SHARES | SHARES | **6** | SHARED VOTING POWER |
| BENEFICIALLY | BENEFICIALLY | **6** | 1597603 |
| OWNED BY | OWNED BY | **6** |  |
| EACH | EACH | **7** | SOLE DISPOSITIVE POWER 0 |
| REPORTING | REPORTING | **7** |  |
| PERSON | PERSON | **7** |  |
| WITH: | WITH: | **8** | SHARED DISPOSITIVE POWER |
|  |  | **8** | 1597603 |
|  |  | **8** |  |
| **9** | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON |
| **9** |  |  |  |
| **9** | 1597603 | 1597603 | 1597603 |
| **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) |
| **10** |  |  |  |
| **10** | ◻ | ◻ | ◻ |
| **11** | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) |
| **11** |  |  |  |
| **11** | 7.99% | 7.99% | 7.99% |
| **12** | TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) | TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) | TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) |
| **12** |  |  |  |
| **12** | HC, OO | HC, OO | HC, OO |

---

CUSIP No. 12008J105

---

| | | | |
|:---|:---|:---|:---|
| **1** | NAMES OF REPORTING PERSONS | NAMES OF REPORTING PERSONS | NAMES OF REPORTING PERSONS |
|  | DAVID J. SNYDERMAN | DAVID J. SNYDERMAN | DAVID J. SNYDERMAN |
| **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) |
| **2** | (a) ◻ | (a) ◻ | (a) ◻ |
| **2** | (b) ◻ | (b) ◻ | (b) ◻ |
| **3** | SEC USE ONLY | SEC USE ONLY | SEC USE ONLY |
| **3** |  |  |  |
| **3** |  |  |  |
| **4** | CITIZENSHIP OR PLACE OF ORGANIZATION | CITIZENSHIP OR PLACE OF ORGANIZATION | CITIZENSHIP OR PLACE OF ORGANIZATION |
| **4** |  |  |  |
| **4** | United States of America | United States of America | United States of America |
|  |  | **5** | SOLE VOTING POWER 0 |
|  |  | **5** |  |
| NUMBER OF | NUMBER OF | **5** |  |
| SHARES | SHARES | **6** | SHARED VOTING POWER |
| BENEFICIALLY | BENEFICIALLY | **6** | 1597603 |
| OWNED BY | OWNED BY | **6** |  |
| EACH | EACH | **7** | SOLE DISPOSITIVE POWER 0 |
| REPORTING | REPORTING | **7** |  |
| PERSON | PERSON | **7** |  |
| WITH: | WITH: | **8** | SHARED DISPOSITIVE POWER |
|  |  | **8** | 1597603 |
|  |  | **8** |  |
| **9** | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON | AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON |
| **9** |  |  |  |
| **9** | 1597603 | 1597603 | 1597603 |
| **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) |
| **10** |  |  |  |
| **10** | ◻ | ◻ | ◻ |
| **11** | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) | PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) |
| **11** |  |  |  |
| **11** | 7.99% | 7.99% | 7.99% |
| **12** | TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) | TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) | TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) |
| **12** |  |  |  |
| **12** | HC, IN | HC, IN | HC, IN |

---

**<u>SCHEDULE 13G</u>**

---

| | |
|:---|:---|
| **Item 1(a)** | **Name of Issuer.** |

---

Build Acquisition Corp. (the "Issuer")

---

| | |
|:---|:---|
| **Item 1(b)** | **Address of Issuer's Principal Executive Offices.** |

---

3500 JEFFERSON

SUITE 303

AUSTIN TX 78731

---

| | |
|:---|:---|
| **Item 2(a)** | **Name of Person Filing.** |

---

This statement is filed on behalf of each of the following person (collectively, the "Reporting Persons"):

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;i) Magnetar Financial LLC ("Magnetar Financial");

ii) Magnetar Capital Partners LP (Magnetar Capital Partners");

iii) Supernova Management LLC ("Supernova Management"); and

iv) David J. Snyderman ("Mr. Snyderman").

This statement relates to the Shares (as defined herein) held for Magnetar Constellation Fund II, Ltd ("Constellation Fund II"), Magnetar Constellation Master Fund, Ltd ("Constellation Master Fund"), Magnetar Systematic Multi-Strategy Master Fund Ltd ("Systematic Master Fund"), Magnetar Capital Master Fund Ltd ("Master Fund"), Magnetar Xing He Master Fund Ltd ("Xing He Master Fund"), Purpose Alternative Credit Fund Ltd ("Purpose Fund"), Magnetar SC Fund Ltd ("SC Fund"), all Cayman Islands exempted companies; Magnetar Structured Credit Fund, LP ("Structured Credit Fund"), a Delaware limited partnership; Magnetar Lake Credit Fund LLC ("Lake Credit Fund"), Purpose Alternative Credit Fund - T LLC ("Purpose Fund - T"), Delaware limited liability companies; collectively (the "Magnetar Funds"). Magnetar Financial serves as the investment adviser to the Magnetar Funds, and as such, Magnetar Financial exercises voting and investment power over the Common Stock held for the Magnetar Funds' accounts. Magnetar Capital Partners serves as the sole member and parent holding company of Magnetar Financial. Supernova Management is the general partner of Magnetar Capital Partners. The manager of Supernova Management is Mr. Snyderman.

Effective October 24, 2022 Alec N. Litowitz was replaced by David J. Snyderman as Chief Executive Officer of Magnetar Financial and the manager of Supernova Management. Accordingly, Mr. Snyderman is being added as a Reporting Person to this Schedule 13G, and Mr. Litowitz has been removed as a Reporting Person, as Mr. Litowitz is no longer a beneficial owner of any of the shares of Common Stock held by the Magnetar Funds.

---

| | |
|:---|:---|
| **Item 2(b)** | **Address of Principal Business Office.** |

---

The address of the principal business office of each of Magnetar Financial, Magnetar Capital Partners, Supernova Management, and Mr. Snyderman is 1603 Orrington Avenue, 13<sup>th</sup> Floor, Evanston, Illinois 60201.

---

| | |
|:---|:---|
| **Item 2(c)** | **Place of Organization.** |

---

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;i) Magnetar Financial is a Delaware limited liability company;

ii) Magnetar Capital Partners is a Delaware limited partnership;

iii) Supernova Management is a Delaware limited liability company; and

iv) Mr. Snyderman is a citizen of the United States of America.

---

| | |
|:---|:---|
| **Item 2(d)** | **Title of Class of Securities.** |

---

Common Stock

---

| | |
|:---|:---|
| **Item 2(e)** | **CUSIP Number.** |

---

12008J105

---

| | |
|:---|:---|
| **Item 3** | **Reporting Person.** |

---

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(e) ⌧ An investment adviser in accordance with §240.13d–1(b)(1)(ii)(E)

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(g) ⌧ A parent holding company or control person in accordance with §240.13d–1(b)(1)(ii)(G)

---

| | |
|:---|:---|
| **Item 4** | **Ownership**. |

---

---

| | |
|:---|:---|
| **Item 4(a)** | **Amount Beneficially Owned:** |

---

As of December 31, 2022, each of Magnetar Financial, Magnetar Capital Partners, Supernova Management and Mr. Snyderman held 1,597,603 Shares. The amount consists of (A) 161,475 Shares held for the account of Constellation Fund II; (B) 550,161 Shares held for the account of Constellation Master Fund; (C) 112,034 Shares held for the account of Systematic Master Fund; (D) 46,579 Shares held for the account of Capital Master Fund; (E) 84,312 Shares held for the account of Lake Credit Fund; (F) 188,628 Shares held for the account of Xing He Master Fund; (G) 78,594 Shares held for the account of Purpose Fund; (H) 125,748 Shares held for the account of SC Fund; (I) 214,350 Shares held for the account of Structured Credit Fund; and (J) 25,722 Shares held of the account of Purpose Fund - T. The Shares held by the Magnetar Funds represent approximately 7.99% of the total number of Shares outstanding (calculated pursuant to Rule 13d-3(d)(1)(i)) of the outstanding shares of the Issuer).

---

| | |
|:---|:---|
| **Item 4(b)** | **Percent of Class:** |

---

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(i) As of December 31, 2022, each of Reporting Persons were deemed to be the beneficial owner constituting approximately 7.99% of the total number of Shares outstanding (based upon the information provided by the Issuer in its Form 10-Q filed with the SEC on November 14, 2022, there were approximately 20,000,000 Shares outstanding as of November 14, 2022).

---

| | |
|:---|:---|
| **Item 4(c)** | **Number of Shares of which such person has:** |

---

<u>Magnetar Financial, Magnetar Capital Partners, Supernova Management, and Mr. Snyderman:</u>

&nbsp;&nbsp;&nbsp;&nbsp;(i) Sole power to vote or to
 direct the vote: 0

&nbsp;&nbsp;&nbsp;&nbsp;(ii) Shared power to vote or
 to direct the vote : 1,597,603

&nbsp;&nbsp;&nbsp;&nbsp;(iii) Sole power to dispose or
 to direct the disposition of: 0

&nbsp;&nbsp;&nbsp;&nbsp;(iv) Shared power to dispose
 or to direct the disposition of: 1,597,603

---

| | |
|:---|:---|
| **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 5 percent of the class of securities, check the following ◻.

---

| | |
|:---|:---|
| **Item 6** | **Ownership of More Than Five Percent on Behalf of Another Person.** |

---

This Item 6 is not applicable.

---

| | |
|:---|:---|
| **Item 7** | **Identification and Classification of the Subsidiary which Acquired the Security Being Reported On by the Parent Holding Company.** |

---

This Item 7 is not applicable.

---

| | |
|:---|:---|
| **Item 8** | **Identification and Classification of Members of the Group.** |

---

This Item 8 is not applicable.

---

| | |
|:---|:---|
| **Item 9** | **Notice of Dissolution of Group.** |

---

This Item 9 is not applicable.

---

| | |
|:---|:---|
| **Item 10** | **Certification.** |

---

By signing below the Reporting Persons certifies that, to the best of their knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and 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 that 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.

---

| | | |
|:---|:---|:---|
| Date: February 2, 2023 | magnetar financial llc | magnetar financial llc |
|  | By: Magnetar Capital Partners LP, its Sole Member | By: Magnetar Capital Partners LP, its Sole Member |
|  | By: Supernova Management LLC, its General Partner | By: Supernova Management LLC, its General Partner |
|  | By: | /s/ Hayley A. Stein |
|  | Name: Hayley A. Stein | Name: Hayley A. Stein |
|  | Title: Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC | Title: Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC |
| Date: February 2, 2023 | magnetar capital partners LP | magnetar capital partners LP |
|  | By: Supernova Management LLC, its General Partner | By: Supernova Management LLC, its General Partner |
|  | By: | /s/ Hayley A. Stein |
|  | Name: | Hayley A. Stein |
|  | Title: Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC | Title: Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC |
| Date: February 2, 2023 | supernova management llc | supernova management llc |
|  | By: | /s/ Hayley A. Stein |
|  | Name: | Hayley A. Stein |
|  | Title: Attorney-in-fact for David J. Snyderman, Manager | Title: Attorney-in-fact for David J. Snyderman, Manager |
| Date: February 2, 2023 | DAVID J. SNYDERMAN | DAVID J. SNYDERMAN |
|  | By: | /s/ Hayley A. Stein |
|  | Name: | Hayley A. Stein |
|  | Title: Attorney-in-fact for David J. Snyderman | Title: Attorney-in-fact for David J. Snyderman |

---

**EXHIBIT INDEX**

---

| | |
|:---|:---|
| **Exhibit No.** | **Description** |
| 99.1 | Joint Filing Agreement, dated as of February 2, 2023, among the Reporting Persons. |
| 99.2 | Power of Attorney, dated as of December 22, 2022 (incorporated by reference to Exhibit 99.2 to the Schedule 13G filed by the Reporting Persons on February 2, 2023) |

---

## Exhibit 99.1

Exhibit 99.1

JOINT FILING AGREEMENT

The undersigned hereby agree that the statement on Schedule 13G with respect to the Shares of Build Acquisition Corp. dated as of December 31, 2022 is, and any amendments thereto (including amendments on Schedule 13D) signed by each of the undersigned shall be, filed on behalf of each of us pursuant to and in accordance with the previsions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended.

---

| | | |
|:---|:---|:---|
| Date: February 2, 2023 | magnetar financial llc | magnetar financial llc |
|  | By: Magnetar Capital Partners LP, its Sole Member | By: Magnetar Capital Partners LP, its Sole Member |
|  | By: Supernova Management LLC, its General Partner | By: Supernova Management LLC, its General Partner |
|  | By: | /s/ Hayley A. Stein |
|  | Name: | Hayley A. Stein |
|  | Title: Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC | Title: Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC |
| Date: February 2, 2023 | magnetar capital partners LP | magnetar capital partners LP |
|  | By: Supernova Management LLC, its General Partner | By: Supernova Management LLC, its General Partner |
|  | By: | /s/ Hayley A. Stein |
|  | Name: | Hayley A. Stein |
|  | Title: Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC | Title: Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC |
| Date: February 2, 2023 | supernova management llc | supernova management llc |
|  | By: | /s/ Hayley A. Stein |
|  | Name: | Hayley A. Stein |
|  | Title: Attorney-in-fact for David J. Snyderman, Manager | Title: Attorney-in-fact for David J. Snyderman, Manager |
| Date: February 2, 2023 | DAVID J. SNYDERMAN | DAVID J. SNYDERMAN |
|  | By: | /s/ Hayley A. Stein |
|  | Name: | Hayley A. Stein |
|  | Title: Attorney-in-fact for David J. Snyderman | Title: Attorney-in-fact for David J. Snyderman |

---

## Exhibit 99.2

EXHIBIT 99.2

**LIMITED POWER OF ATTORNEY**

Know all by these present, that I, <u>David J. Snyderman</u>, hereby make, constitute and appoint each of <u>Michael Turro</u>, <u>Karl Wachter</u> and <u>Hayley Stein</u>, or any of them acting individually, and with full power of substitution, as my true and lawful attorney-in-fact for the purpose of executing in my name, (a) in my personal capacity or (b) in my capacity as <u>Manager</u> or in other capacities of <u>Supernova Management LLC</u>, a <u>Delaware limited liability company</u>, and each of its affiliates or entities advised or controlled by me or <u>Supernova Management LLC</u>, all documents, certificates, instruments, statements, filings and agreements ("documents") to be filed with or delivered to the United States Securities and Exchange Commission (the "SEC") pursuant to the Securities and Exchange Act of 1934, as amended (the "Act"), and the rules and regulations promulgated thereunder, including, without limitation, all documents relating to the beneficial ownership of securities required to be filed with the SEC pursuant to Section 13(d) or Section 16(a) of the Act, including, without limitation: (a) any acquisition statements on Schedule 13D or Schedule 13G and any amendments thereto, (b) any joint filing agreements pursuant to Rule 13d-1(k) under the Act, and (c) any initial statements of, or statements of changes in, beneficial ownership of securities on Form 3, Form 4 or Form 5.

All past acts of the attorney-in-fact in furtherance of the foregoing are hereby ratified and confirmed.

This Power of Attorney shall remain in full force and effect until the earlier of it being (a) revoked by the undersigned in a signed writing delivered to the foregoing attorney-in-fact or (b) superseded by a new power of attorney regarding the purposes outlined herein as of a later date.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 22 day of December, 2022.

---

| |
|:---|
| /s/ David J. Snyderman |
| David J. Snyderman |

---