# EDGAR Filing Document

**Accession Number:** 0001834032
**File Stem:** 0001213900-23-008499
**Filing Date:** 2023-2
**Character Count:** 8109
**Document Hash:** 661ed01badf08154576dfcd8d1f90734
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-23-008499.hdr.sgml**: 20230206

**ACCESSION NUMBER**: 0001213900-23-008499

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20230130

**FILED AS OF DATE**: 20230206

**DATE AS OF CHANGE**: 20230206

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Antarctica Endurance Manager, LLC
- **CENTRAL INDEX KEY:** 0001964294
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39945
- **FILM NUMBER:** 23591720

**BUSINESS ADDRESS:**
- **STREET 1:** 200 PARK AVENUE, 32ND FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10166
- **BUSINESS PHONE:** 212-983-1602

**MAIL ADDRESS:**
- **STREET 1:** 200 PARK AVENUE, 32ND FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10166
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Constellation Sponsor LP
- **CENTRAL INDEX KEY:** 0001964317
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39945
- **FILM NUMBER:** 23591721

**BUSINESS ADDRESS:**
- **STREET 1:** 200 PARK AVENUE, 32ND FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10166
- **BUSINESS PHONE:** 212-983-1602

**MAIL ADDRESS:**
- **STREET 1:** 200 PARK AVENUE, 32ND FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10166
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Constellation Acquisition Corp I
- **CENTRAL INDEX KEY:** 0001834032
- **STANDARD INDUSTRIAL CLASSIFICATION:** BLANK CHECKS [6770]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** E9
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 200 PARK AVENUE, 32ND FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10166
- **BUSINESS PHONE:** 646-585-8975

**MAIL ADDRESS:**
- **STREET 1:** 200 PARK AVENUE, 32ND FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10166

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

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Constellation Sponsor LP<br><sub>(Last) (First) (Middle)</sub><br>C/O CONSTELLATION ACQUISITION CORP. I<br>200 PARK AVENUE, 32ND FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10166<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Constellation Acquisition Corp I [ CSTA ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2023-01-30 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Antarctica Endurance Manager, LLC<br><sub>(Last) (First) (Middle)</sub><br>200 PARK AVENUE, 32ND FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10166<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Constellation Acquisition Corp I [ CSTA ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2023-01-30 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| Class B ordinary shares | <sup>(1)</sup> | <sup>(1)</sup> | Class A ordinary shares | 7633750<sup>(1)(3)</sup> | <sup>(1)</sup> | D |  |
| Private Placement Warrants | <sup>(2)</sup> | <sup>(2)</sup> | Class A ordinary shares | 5466667<sup>(2)(3)</sup> | <sup>(2)</sup> | D |  |

---

### Footnotes:

(1) Each Class B ordinary share ("Class B Shares") will automatically convert into Class A ordinary shares of the Issuer ("Class A Shares") at a ratio of no less than one-to-one on the first business day following the consummation of the Issuer's initial business combination, or earlier at the option of the holder thereof, with the actual conversion rate as described in the section entitled "Description of Securities" in the Issuer's Registration Statement on Form S-1 (File No. 333-251974) filed with the Securities and Exchange Commission on January 22, 2021 (the "Registration Statement"). The Class B Shares have no expiration date.

(2) Each Private Placement Warrant is exercisable to purchase one Class A Share of the Issuer at an exercise price of $11.50 per share. As described in the Registration Statement, the Private Placement Warrants are identical to the warrants sold in connection with the Issuer's initial public offering, except that the Private Placement Warrants, (i) will not be redeemable by the Issuer, except as described in the Registration Statement, (ii) may not (including the Class A Shares issuable upon exercise of such warrants), subject to certain limited exceptions, be transferred, assigned or sold by until 30 days after the completion of the Issuer's initial business combination, (iii) may be exercised by the holders on a cashless basis and (iv) will be entitled to registration rights.

(3) Antarctica Endurance Manager, LLC, is the general partner of Constellation Sponsor LP. Each Reporting Person disclaims beneficial ownership of the reported securities except to the extent of such person's pecuniary interest therein, and the filing of this Form 3 shall not be deemed an admission by any of the foregoing of beneficial ownership of such shares for the purposes of Section 16 or for any other purpose.

**Signature:** Constellation Partner LP, by Antarctica Endurance Manager, LLC, its General Partner, by Chandra Patel, Manager /s/ Chandra Patel  
**Date:** 2023-02-06

**Signature:** Antarctica Endurance Manager, LLC, by Chandra Patel, Manager /s/ Chandra Patel  
**Date:** 2023-02-06

### 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.**