Bitdeer Files Ownership Amendment

TL;DR

Bitdeer filed a 3/A on 3/31/26 updating ownership details for period ending 3/18/26.

AI Summary

This is an amendment (Form 3/A) filed on March 31, 2026, by Bitdeer Technologies Group (CIK: 0001899123) regarding the initial statement of beneficial ownership of securities. The filing details ownership information for the period ending March 18, 2026. The company's business address is in Singapore.

Why It Matters

This filing updates the initial statement of beneficial ownership for Bitdeer Technologies Group, providing transparency on who holds significant stakes in the company.

Risk Assessment

Risk Level: low — Form 3/A filings are routine disclosures of beneficial ownership and do not inherently indicate increased risk.

Key Players & Entities

• Bitdeer Technologies Group (company) — Issuer
• 0001899123 (company) — CIK for Bitdeer Technologies Group
• 0001213900-26-036855 (filing_id) — SEC Accession Number
• 2026-03-31 (date) — Filing Date
• 2026-03-18 (date) — Period of Report
• ATHENEX, INC. (company) — Mailing Address Company

FAQ

Filing Documents

• ownership.html (3/A)
• ownership.xml (3/A) — 7KB
• 0001213900-26-036855.txt ( ) — 9KB

From the Filing

SEC FORM 3/A SEC Form 3 FORM 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940 OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response: 0.5 1. Name and Address of Reporting Person * Trainor-Degirolamo Sheldon (Last) (First) (Middle) C/O BITDEER TECHNOLOGIES GROUP 08 KALLANG AVE, APERIA TOWER 1 #09-03/04 (Street) SINGAPORE 339509 (City) (State) (Zip) SINGAPORE (Country) 2. Date of Event Requiring Statement (Month/Day/Year) 03/18/2026 3. Issuer Name and Ticker or Trading Symbol Bitdeer Technologies Group [ BTDR ] 3a. Foreign Trading Symbol 5. If Amendment, Date of Original Filed (Month/Day/Year) 03/18/2026 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below) 6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person Table I - Non-Derivative Securities Beneficially Owned 1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Class A Ordinary Shares 9,472 (1) D Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year) 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5) Date Exercisable Expiration Date Title Amount or Number of Shares Share Option (right to buy) (2) 07/01/2033 Class A Ordinary Shares 7,113 $ 7.03 D Share Option (right to buy) (3) 07/01/2034 Class A Ordinary Shares 7,083 $ 10.59 D Share Option (right to buy) (4) 07/01/2035 Class A Ordinary Shares 8,850 $ 11.3 D Explanation of Responses: 1. Includes 7,112 shares and 2,360 shares acquired upon the exercise of share options granted on July 1, 2023, and July 1, 2024, respectively. 2. Represents the unexercised portion of an option to purchase 14,225 Class A Ordinary Shares granted on July 1, 2023. The option vests in four equal annual installments of 25% on each anniversary of the grant date, subject to the Reporting Person's continued service with the Issuer on each such vesting date. 3. Represents the unexercised portion of an option to purchase 9,443 Class A Ordinary Shares granted on July 1, 2024. The option vests in four equal annual installments of 25% on each anniversary of the grant date, subject to the Reporting Person's continued service with the Issuer on each such vesting date. 4. Represents an option to purchase 8,850 Class A Ordinary Shares granted on July 1, 2025. The option vests in four equal annual installments of 25% on each anniversary of the grant date, subject to the Reporting Person's continued service with the Issuer on each such vesting date. Remarks: This Form 3/A is being filed solely to amend the original Form 3 filed on March 18, 2026 to add explanatory footnotes. These footnotes clarify the original grant amounts of the share options reported in Table II and the source of the Class A Ordinary Shares reported in Table I. The number of securities beneficially owned reported in the original Form 3 remains unchanged. /s/ Sheldon Trainor-Degirolamo 03/31/2026 ** Signature of Reporting Person Date 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 5 (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. * Form 3: SEC 1473 (03-26)

View Full Filing

View this 3/A filing on SEC EDGAR