0001104659-26-050547.txt : 20260428 0001104659-26-050547.hdr.sgml : 20260428 20260428182217 ACCESSION NUMBER: 0001104659-26-050547 CONFORMED SUBMISSION TYPE: SCHEDULE 13G PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20260428 DATE AS OF CHANGE: 20260428 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Sidus Space Inc. CENTRAL INDEX KEY: 0001879726 STANDARD INDUSTRIAL CLASSIFICATION: RADIO TELEPHONE COMMUNICATIONS [4812] ORGANIZATION NAME: 06 Technology EIN: 460628183 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SCHEDULE 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-93909 FILM NUMBER: 26909718 BUSINESS ADDRESS: STREET 1: 175 IMPERIAL BLVD. CITY: CAPE CANAVERAL STATE: FL ZIP: 32920 BUSINESS PHONE: 321-613-5620 MAIL ADDRESS: STREET 1: 150 N. SYKES CREEK PKWY, STREET 2: SUITE 200 CITY: MERRITT ISLAND STATE: FL ZIP: 32953 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: CITADEL ADVISORS LLC CENTRAL INDEX KEY: 0001423053 ORGANIZATION NAME: EIN: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SCHEDULE 13G BUSINESS ADDRESS: STREET 1: 830 BRICKELL PLAZA CITY: MIAMI STATE: FL ZIP: 33131 BUSINESS PHONE: 305-929-6851 MAIL ADDRESS: STREET 1: 830 BRICKELL PLAZA CITY: MIAMI STATE: FL ZIP: 33131 SCHEDULE 13G 1 primary_doc.xml X0202 SCHEDULE 13G 0001423053 XXXXXXXX LIVE Class A common stock, par value $0.0001 per share (the "Shares") 04/21/2026 0001879726 Sidus Space Inc. 826165201 150 N. Sykes Creek Parkway, Suite 200 Merritt Island FL 32953 Rule 13d-1(c) Citadel Advisors LLC DE 0.00 3071391.00 0.00 3071391.00 3071391.00 N 3.8 IA HC OO The percentages reported in this Schedule 13G are based upon 80,756,044 Shares outstanding comprised of (i) 67,302,344 Shares outstanding as of April 17, 2026, (ii) 11,228,700 Shares issued in a public offering on April 21, 2026 (according to the issuer's prospectus as filed with the Securities and Exchange Commission on April 21, 2026), and (iii) 2,225,000 Shares received by the Reporting Persons upon the exercise of certain warrants. Except as described in the preceding sentence, all Shares for the holdings of the reporting persons reported in this Schedule 13G are as of the opening of the market on April 28, 2026. Citadel Advisors Holdings LP DE 0.00 3071391.00 0.00 3071391.00 3071391.00 N 3.8 HC PN Citadel GP LLC DE 0.00 3071391.00 0.00 3071391.00 3071391.00 N 3.8 HC OO Citadel Securities LLC DE 0.00 139037.00 0.00 139037.00 139037.00 N 0.2 BD OO Citadel Securities Group LP DE 0.00 139037.00 0.00 139037.00 139037.00 N 0.2 HC PN Citadel Securities GP LLC DE 0.00 139037.00 0.00 139037.00 139037.00 N 0.2 HC OO Kenneth Griffin X1 0.00 3210428.00 0.00 3210428.00 3210428.00 N 4.0 HC IN Sidus Space Inc. 150 N. Sykes Creek Parkway, Suite 200, Merritt Island, FL 32953 This Schedule 13G is being jointly filed by Citadel Advisors LLC ("Citadel Advisors"), Citadel Advisors Holdings LP ("CAH"), Citadel GP LLC ("CGP"), Citadel Securities LLC ("Citadel Securities"), Citadel Securities Group LP ("CALC4"), Citadel Securities GP LLC ("CSGP") and Mr. Kenneth Griffin (collectively with Citadel Advisors, CAH, CGP, Citadel Securities, CALC4 and CSGP, the "Reporting Persons") with respect to the Shares of the above-named issuer owned by Citadel CEMF Investments Ltd., a Cayman Islands limited company ("CCIL"), Citadel Multi-Asset Master Fund Ltd., a Cayman Islands company ("CMAM"), and Citadel Securities. Such owned Shares may include other instruments exercisable for or convertible into Shares. Citadel Advisors is the portfolio manager for CCIL and CMAM. CAH is the sole member of Citadel Advisors. CGP is the general partner of CAH. CALC4 is the non-member manager of Citadel Securities. CSGP is the general partner of CALC4. Mr. Griffin is the President and Chief Executive Officer of CGP, and owns a controlling interest in CGP and CSGP. The filing of this statement shall not be construed as an admission that any of the Reporting Persons is the beneficial owner of any securities covered by the statement other than the securities actually owned by such person (if any). The address of each of the Reporting Persons is 830 Brickell Plaza, Miami, Florida 33131. Each of Citadel Advisors, CGP, Citadel Securities and CSGP is organized as a limited liability company under the laws of the State of Delaware. Each of CALC4 and CAH is organized as a limited partnership under the laws of the State of Delaware. Mr. Griffin is a U.S. citizen. Y 1. Each of Citadel Advisors LLC, Citadel Advisors Holdings LP and Citadel GP LLC may be deemed to beneficially own 3,071,391 Shares. 2. Citadel Securities LLC may be deemed to beneficially own 139,037 Shares. 3. Each of Citadel Securities Group LP and Citadel Securities GP LLC may be deemed to beneficially own 139,037 Shares. 4. Mr. Griffin may be deemed to beneficially own 3,210,428 Shares. 1. The number of Shares that each of Citadel Advisors LLC, Citadel Advisors Holdings LP and Citadel GP LLC may be deemed to beneficially own constitutes 3.8% of the Shares outstanding. 2. The number of Shares that Citadel Securities LLC may be deemed to beneficially own constitutes 0.2% of the Shares outstanding. 3. The number of Shares that each of Citadel Securities Group LP and Citadel Securities GP LLC may be deemed to beneficially own constitutes 0.2% of the Shares outstanding. 4. The number of Shares that Mr. Griffin may be deemed to beneficially own constitutes 4.0% of the Shares outstanding. 1. Each of Citadel Advisors LLC, Citadel Advisors Holdings LP and Citadel GP LLC: 0 2. Citadel Securities LLC: 0 3. Each of Citadel Securities Group LP and Citadel Securities GP LLC: 0 4. Mr. Griffin: 0 1. Each of Citadel Advisors LLC, Citadel Advisors Holdings LP and Citadel GP LLC: 3,071,391 2. Citadel Securities LLC: 139,037 3. Each of Citadel Securities Group LP and Citadel Securities GP LLC: 139,037 4. Mr. Griffin: 3,210,428 1. Each of Citadel Advisors LLC, Citadel Advisors Holdings LP and Citadel GP LLC: 0 2. Citadel Securities LLC: 0 3. Each of Citadel Securities Group LP and Citadel Securities GP LLC: 0 4. Mr. Griffin: 0 1. Each of Citadel Advisors LLC, Citadel Advisors Holdings LP and Citadel GP LLC: 3,071,391 2. Citadel Securities LLC: 139,037 3. Each of Citadel Securities Group LP and Citadel Securities GP LLC: 139,037 4. Mr. Griffin: 3,210,428 N Y Y Y Y Y N 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 that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. Exhibit 99.1 - Joint Filing Agreement Citadel Advisors LLC /s/ Seth Levy Seth Levy, Authorized Signatory 04/28/2026 Citadel Advisors Holdings LP /s/ Seth Levy Seth Levy, Authorized Signatory 04/28/2026 Citadel GP LLC /s/ Seth Levy Seth Levy, Authorized Signatory 04/28/2026 Citadel Securities LLC /s/ Seth Levy Seth Levy, Authorized Signatory 04/28/2026 Citadel Securities Group LP /s/ Seth Levy Seth Levy, Authorized Signatory 04/28/2026 Citadel Securities GP LLC /s/ Seth Levy Seth Levy, Authorized Signatory 04/28/2026 Kenneth Griffin /s/ Seth Levy Seth Levy, attorney-in-fact* 04/28/2026 * Seth Levy is signing on behalf of Kenneth Griffin as attorney-in-fact pursuant to a power of attorney previously filed with the Securities and Exchange Commission, and hereby incorporated by reference herein. The power of attorney was filed as an attachment to a filing by Citadel Advisors LLC on Schedule 13G for Allakos Inc. on October 13, 2023. EX-99.1 2 tm2612966d2_ex99-1.htm EXHIBIT 99.1

 

EXHIBIT 99.1

 

JOINT FILING AGREEMENT

 

The undersigned hereby agree that the Statement on Schedule 13G filed herewith (and any amendments thereto), relating to the Shares, is being filed jointly with the Securities and Exchange Commission pursuant to Rule 13d-1(c) under the Securities Exchange Act of 1934, as amended, on behalf of each of the undersigned.

 

This Agreement may be executed in counterparts and each of such counterparts taken together shall constitute one and the same instrument.

 

Dated April 28, 2026.

 

CITADEL SECURITIES LLC   CITADEL ADVISORS LLC
         
By: /s/ Seth Levy   By: /s/ Seth Levy
  Seth Levy, Authorized Signatory     Seth Levy, Authorized Signatory
         
CITADEL SECURITIES GROUP LP   CITADEL ADVISORS HOLDINGS LP
         
By: /s/ Seth Levy   By: /s/ Seth Levy
  Seth Levy, Authorized Signatory     Seth Levy, Authorized Signatory
         
CITADEL SECURITIES GP LLC   CITADEL GP LLC
         
By: /s/ Seth Levy   By: /s/ Seth Levy
  Seth Levy, Authorized Signatory     Seth Levy, Authorized Signatory
         
      KENNETH GRIFFIN
         
      By: /s/ Seth Levy
        Seth Levy, attorney-in-fact*

 

  *  Seth Levy is signing on behalf of Kenneth Griffin as attorney-in-fact pursuant to a power of attorney previously filed with the Securities and Exchange Commission, and hereby incorporated by reference herein. The power of attorney was filed as an attachment to a filing by Citadel Advisors LLC on Schedule 13G for Allakos Inc. on October 13, 2023.