Company: APM
Filing Date: 2025-07-15
Form Type: DRS
Source: 0001213900-25-063906
Chunk: 299

Company: Aptorum Group Ltd
Filing Date: 2025-07-15
Form: DRS
Chunk 299
---
 by the other founder for 2,000,000shares of common stock. The non -cashcontribution consisted of all of the founders’ rights, title, and interest in any intellectual property, proprietary property or other property of a similar nature related to the business to be conducted by DiamiR involving methods of using small RNA from bodily fluids for diagnosis and monitoring of neurodegenerative diseases. Subsequent to founder’s initial investment, one of its founders made a cash contribution of $100,000 for 14,265shares of common stock. Founders Notes In 2014, DiamiR issued convertible notes to two of DiamiR’s founders under which DiamiR borrowed an aggregate total of $425,000, which matured in July 2019. In July 2019, the notes were amended and the due dates for principal and accrued interest were extended to December 31, 2022. In March 2023, DiamiR cancelled the prior notes and entered into new notes with these same founders under which DiamiR borrowed an aggregate total of $492,016 (the “2023 Notes”); the 2023 Notes mature in December 31, 2026. The 2023 Notes have a 4% interest rate per annum, compounded monthly. The 2023 Notes are convertible, at the option of the holder, upon DiamiR’s next equity financing involving the Company’s sale of its equity securities to third party investors, including upon the closing of this Offering. Upon conversion, all unpaid principal and accrued unpaid interest on the 2023 Notes will be exchanged for DiamiR’s securities at the lowest per Share price for securities sold to third parties in the next equity financing. 173

Between March 2023 and August 2024, DiamiR amended and restated Kira Sheinerman’s note from time to time, to reflect additional loans during the period. As of February 28, 2025, the total amount outstanding under both founder notes was $944,135, including accrued interest. DiamiR received additional founder loans of $100,000 and $150,000 in April 2025 and June 2025, respectively. There are no agreements with the founders with regard to any future financing. Cash Flows DiamiR’s net cash flow from operating, investing and financing activities for the periods below were as follows:

|                                                      |     | For the Nine Months 
 Ended               
 February 28,        
 2025                |