Company: ATIIU
Filing Date: 2025-02-05
Form Type: S-1/A
Source: 0001437749-25-002910
Chunk: 315

Company: Archimedes Tech SPAC Partners II Co.
Filing Date: 2025-02-05
Form: S-1/A
Chunk 315
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 statements.

Subsequent to June 10, 2024, the Company borrowed an additional $208,653 under the Promissory Note.

On December 31, 2024, the Company extended to maturity date of the promissory note through March 31, 2025.

<div align='center'>F-30

20,000,000 Units

Archimedes Tech SPAC Partners II Co.

PRELIMINARY PROSPECTUS

Sole Book-Running Manager

BTIG</div>

Until , 2025 (25 days after the date of this prospectus), all dealers that effect transactions in these securities, whether or not participating in this offering, may be required to deliver a prospectus. This is in addition to the dealer’s obligation to deliver a prospectus when acting as an underwriter and with respect to unsold allotments or subscriptions. This is in addition to the dealer’s obligation to deliver a prospectus when acting as an underwriter and with respect to unsold allotments or subscriptions.

We have not, and the underwriters have not, authorized anyone to provide you with information different from that contained in this prospectus. We are not, and the underwriters are not, making an offer to sell securities in any jurisdiction where the offer or sale is not permitted. You should not assume that the information contained in this prospectus is accurate as of any date other than the date on the front of this prospectus.

No dealer, salesperson or any other person is authorized to give any information or make any representations in connection with this offering other than those contained in this prospectus and, if given or made, the information or representations must not be relied upon as having been authorized by us. This prospectus does not constitute an offer to sell or a solicitation of an offer to buy any security other than the securities offered by this prospectus, or an offer to sell or a solicitation of an offer to buy any securities by anyone in any jurisdiction in which the offer or solicitation is not authorized or is unlawful.

<div align='center'>, 2025

PART II</div>

Information not required in prospectus

ITEM 13. OTHER EXPENSES OF ISSUANCE AND DISTRIBUTION.

The estimated expenses payable by us in connection with the offering described in this registration statement (other than the underwriting discount and commissions) will be as follows:

| Legal fees and expenses         |     | $ | 275,000 |
| Accounting fees and expenses    |     |