Company: APM
Filing Date: 2025-10-14
Form Type: 424B5
Source: 0001213900-25-098635
Chunk: 57

Company: Aptorum Group Ltd
Filing Date: 2025-10-14
Form: 424B5
Chunk 57
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such power over Libra’s research and development activities, which activities most significantly impact Libra’s economic performance.
Accordingly, we determined that we are not regarded as the primary beneficiary of Libra for accounting purposes. Libra did not have any
operations during the year ended December 31, 2024.

Corporate Information

Our principal executive office
is located at 17 Hanover Square, London W1S 1BN, United Kingdom. Our telephone number is +44 20 80929299.

Our website is www.aptorumgroup.com.
The information on our website is not part of this prospectus.

We make available free of
charge through our website our annual report on Form 20-F, current reports on Form 6-K, and amendments to those reports filed or furnished
pursuant to Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended, or the Exchange Act, as soon as reasonably practicable
after we electronically file such material with, or furnish it to, the SEC. The information contained in, or that can be accessed through,
our website is not part of this prospectus or any prospectus supplement.

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The Offering

| Issuer                                                                       |     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       Aptorum Group Limited |
| Class A Ordinary Shares offered by us pursuant to this prospectus supplement |     |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            1,000,000 Class A Ordinary Shares of par value of $0.00001 each. |
| Concurrent private placement of Warrants                                     |     | In a concurrent private placement, we are also selling to the investors warrants to purchase an aggregate of up to 2,000,000 of our Class A Ordinary Shares. The warrants are exercisable immediately as of the date of issuance at an exercise price of $2.00 per Class A Ordinary Share and expire twenty four months from the effective date of a registration statement registering for resale the Class A Ordinary Shares underlying the warrants. The warrants and the Class A Ordinary Shares issuable upon the exercise of the warrants are not being registered under the Securities Act of 1933, as amended, or the Securities Act, pursuant to the registration statement of which this prospectus supplement and the accompanying prospectus. The warrants and the Class A Ordinary Shares issuable upon the exercise of the warrants are being offered pursuant to an exemption from the registration requirements of the Securities Act provided in Section