Archimedes Tech SPAC Partners II Co.

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Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

General form for quarterly reports under Section 13 or 15(d)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Unregistered Sales of Equity Securities

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Other Events

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

General form for quarterly reports under Section 13 or 15(d)

Written communication about a business combination transaction (Rule 425)

Regulation FD Disclosure

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Regulation FD Disclosure

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Entry into a Material Definitive Agreement

Annual report pursuant to Section 13 or 15(d)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

General form for quarterly reports under Section 13 or 15(d)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G) (amendment)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

General form for quarterly reports under Section 13 or 15(d)

General form for quarterly reports under Section 13 or 15(d)

Annual report pursuant to Section 13 or 15(d)

Other Events

Other Events

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Beneficial ownership report for a passive holder of more than 5% (Schedule 13G)

Entry into a Material Definitive Agreement

Certification of approval for listing and registration on a national securities exchange

Prospectus Supplement with Pricing Information

Registration of Securities on Exchange

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

No description available

Letter from the SEC

No description available

Draft registration statement (confidential submission) (amendment)

Letter from the SEC

Draft registration statement (confidential submission)

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Archimedes Tech SPAC Sponsors II LLC

Archimedes Tech SPAC Sponsors II LLC

Archimedes Tech SPAC Partners II Co.

Crawford Jack Griffith

Pai Vishwesh

Cannon Stephen N

Ball Eric R.

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Sheehan Daniel L