Latest 10-Q

What changed in Archimedes Tech SPAC Partners III Co.'s latest quarterly report, compared with the one before.

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IPO prospectus

Archimedes Tech SPAC Partners III Co.’s initial public offering: where it stands and what the registration statement says.

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Insider trades

Open-market trades from Form 4. 10b5-1 marks a plan set in advance.Open-market buys and sales by officers, directors and 10% owners, from SEC Form 4. A plan set in advance is marked 10b5-1.

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13F holders

Funds that report this stock, checked against market prices.Fund managers with over $100 million in US-listed stocks file a 13F each quarter, up to 45 days after quarter end. Long positions only.

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Trades by members of Congress

Disclosed in dollar ranges, up to 45 days after the trade.Members of Congress, their spouses and dependent children report trades in dollar ranges, up to 45 days after the trade.

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Lobbying

What Archimedes Tech SPAC Partners III Co. and its lobbying firms report each quarter.A company that lobbies with its own staff reports its expenses; a lobbying firm it hires reports the income it received. We count both.

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Institutional ownership over time

How many funds reported holding the stock at the end of each quarter, and how many shares they held between them.

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More filings and data

Each opens the table.

About the company

The basics from the company’s SEC registration.

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Price of ARCIU, not of the company’s common stock

$10.13$0.00 (0.00%) Nov 13 close
Oct 13, 2026: $10.24Oct 14, 2026: $10.24Oct 15, 2026: $10.24Oct 16, 2026: $10.24Oct 19, 2026: $10.24Oct 20, 2026: $10.24Oct 21, 2026: $10.24Oct 22, 2026: $10.24Oct 23, 2026: $10.24Oct 26, 2026: $10.24Oct 27, 2026: $10.24Oct 28, 2026: $10.24Oct 29, 2026: $10.24Oct 30, 2026: $10.24Nov 2, 2026: $10.24Nov 3, 2026: $10.13Nov 4, 2026: $10.13Nov 5, 2026: $10.14Nov 6, 2026: $10.14Nov 9, 2026: $10.14Nov 10, 2026: $10.13Nov 11, 2026: $10.13Nov 12, 2026: $10.13Nov 13, 2026: $10.13
Oct 13, 2026Low $10.13 · High $10.24Nov 13, 2026
Aug 13, 2026: $10.38Aug 14, 2026: $10.38Aug 17, 2026: $10.38Aug 18, 2026: $10.38Aug 19, 2026: $10.38Aug 20, 2026: $10.38Aug 21, 2026: $10.38Aug 24, 2026: $10.38Aug 25, 2026: $10.38Aug 26, 2026: $10.38Aug 27, 2026: $10.38Aug 28, 2026: $10.41Aug 31, 2026: $10.41Sep 1, 2026: $10.41Sep 2, 2026: $10.41Sep 3, 2026: $10.43Sep 4, 2026: $10.39Sep 8, 2026: $10.39Sep 9, 2026: $10.39Sep 10, 2026: $10.40Sep 11, 2026: $10.40Sep 14, 2026: $10.40Sep 15, 2026: $10.40Sep 16, 2026: $10.40Sep 17, 2026: $10.40Sep 18, 2026: $10.40Sep 21, 2026: $10.40Sep 22, 2026: $10.30Sep 23, 2026: $10.30Sep 24, 2026: $10.25Sep 25, 2026: $10.25Sep 28, 2026: $10.25Sep 29, 2026: $10.25Sep 30, 2026: $10.25Oct 1, 2026: $10.25Oct 2, 2026: $10.25Oct 5, 2026: $10.24Oct 6, 2026: $10.24Oct 7, 2026: $10.24Oct 8, 2026: $10.24Oct 9, 2026: $10.24Oct 12, 2026: $10.24Oct 13, 2026: $10.24Oct 14, 2026: $10.24Oct 15, 2026: $10.24Oct 16, 2026: $10.24Oct 19, 2026: $10.24Oct 20, 2026: $10.24Oct 21, 2026: $10.24Oct 22, 2026: $10.24Oct 23, 2026: $10.24Oct 26, 2026: $10.24Oct 27, 2026: $10.24Oct 28, 2026: $10.24Oct 29, 2026: $10.24Oct 30, 2026: $10.24Nov 2, 2026: $10.24Nov 3, 2026: $10.13Nov 4, 2026: $10.13Nov 5, 2026: $10.14Nov 6, 2026: $10.14Nov 9, 2026: $10.14Nov 10, 2026: $10.13Nov 11, 2026: $10.13Nov 12, 2026: $10.13Nov 13, 2026: $10.13
Aug 13, 2026Low $10.13 · High $10.43Nov 13, 2026
Jan 23, 2026: $10.13Jan 26, 2026: $10.07Jan 27, 2026: $10.10Jan 28, 2026: $10.09Jan 29, 2026: $10.10Jan 30, 2026: $10.10Feb 2, 2026: $10.15Feb 3, 2026: $10.10Feb 4, 2026: $10.10Feb 5, 2026: $10.10Feb 6, 2026: $10.05Feb 9, 2026: $10.05Feb 10, 2026: $10.07Feb 11, 2026: $10.06Feb 12, 2026: $10.06Feb 13, 2026: $10.05Feb 17, 2026: $10.05Feb 18, 2026: $10.05Feb 19, 2026: $10.03Feb 20, 2026: $10.05Feb 23, 2026: $10.05Feb 24, 2026: $10.04Feb 25, 2026: $10.04Feb 26, 2026: $10.05Feb 27, 2026: $10.04Mar 2, 2026: $10.03Mar 3, 2026: $10.04Mar 4, 2026: $10.04Mar 5, 2026: $10.04Mar 6, 2026: $10.04Mar 9, 2026: $10.03Mar 10, 2026: $10.03Mar 11, 2026: $10.02Mar 12, 2026: $10.03Mar 13, 2026: $10.01Mar 16, 2026: $10.04Mar 17, 2026: $10.02Mar 18, 2026: $10.03Mar 19, 2026: $10.03Mar 20, 2026: $10.03Mar 23, 2026: $10.03Mar 24, 2026: $10.04Mar 25, 2026: $10.04Mar 26, 2026: $10.03Mar 27, 2026: $10.03Mar 30, 2026: $10.00Mar 31, 2026: $10.00Apr 1, 2026: $10.02Apr 2, 2026: $10.00Apr 6, 2026: $10.00Apr 7, 2026: $10.00Apr 8, 2026: $10.00Apr 9, 2026: $10.00Apr 10, 2026: $9.99Apr 13, 2026: $9.99Apr 14, 2026: $9.99Apr 15, 2026: $10.01Apr 16, 2026: $10.01Apr 17, 2026: $10.01Apr 20, 2026: $10.01Apr 21, 2026: $10.02Apr 22, 2026: $10.00Apr 23, 2026: $10.01Apr 24, 2026: $10.01Apr 27, 2026: $10.01Apr 28, 2026: $10.01Apr 29, 2026: $9.99Apr 30, 2026: $9.99May 1, 2026: $9.99May 4, 2026: $9.99May 5, 2026: $9.99May 6, 2026: $9.99May 7, 2026: $10.01May 8, 2026: $10.01May 11, 2026: $10.04May 12, 2026: $10.04May 13, 2026: $10.05May 14, 2026: $10.05May 15, 2026: $10.05May 18, 2026: $10.05May 19, 2026: $10.05May 20, 2026: $10.05May 21, 2026: $10.05May 22, 2026: $10.05May 26, 2026: $10.08May 27, 2026: $10.09May 28, 2026: $10.11May 29, 2026: $10.11Jun 1, 2026: $10.11Jun 2, 2026: $10.11Jun 3, 2026: $10.11Jun 4, 2026: $10.10Jun 5, 2026: $10.10Jun 8, 2026: $10.10Jun 9, 2026: $10.10Jun 10, 2026: $10.12Jun 11, 2026: $10.15Jun 12, 2026: $10.15Jun 15, 2026: $10.15Jun 16, 2026: $10.15Jun 17, 2026: $10.15Jun 18, 2026: $10.15Jun 22, 2026: $10.15Jun 23, 2026: $10.15Jun 24, 2026: $10.15Jun 25, 2026: $10.15Jun 26, 2026: $10.15Jun 29, 2026: $10.19Jun 30, 2026: $10.19Jul 1, 2026: $10.19Jul 2, 2026: $10.19Jul 6, 2026: $10.35Jul 7, 2026: $10.20Jul 8, 2026: $10.20Jul 9, 2026: $10.20Jul 10, 2026: $10.20Jul 13, 2026: $10.20Jul 14, 2026: $10.20Jul 15, 2026: $10.14Jul 16, 2026: $10.14Jul 17, 2026: $10.14Jul 20, 2026: $10.14Jul 21, 2026: $10.38Jul 22, 2026: $10.38Jul 23, 2026: $10.38Jul 24, 2026: $10.35Jul 27, 2026: $10.35Jul 28, 2026: $10.35Jul 29, 2026: $10.35Jul 30, 2026: $10.35Jul 31, 2026: $10.38Aug 3, 2026: $10.38Aug 4, 2026: $10.38Aug 5, 2026: $10.38Aug 6, 2026: $10.38Aug 7, 2026: $10.38Aug 10, 2026: $10.38Aug 11, 2026: $10.38Aug 12, 2026: $10.38Aug 13, 2026: $10.38Aug 14, 2026: $10.38Aug 17, 2026: $10.38Aug 18, 2026: $10.38Aug 19, 2026: $10.38Aug 20, 2026: $10.38Aug 21, 2026: $10.38Aug 24, 2026: $10.38Aug 25, 2026: $10.38Aug 26, 2026: $10.38Aug 27, 2026: $10.38Aug 28, 2026: $10.41Aug 31, 2026: $10.41Sep 1, 2026: $10.41Sep 2, 2026: $10.41Sep 3, 2026: $10.43Sep 4, 2026: $10.39Sep 8, 2026: $10.39Sep 9, 2026: $10.39Sep 10, 2026: $10.40Sep 11, 2026: $10.40Sep 14, 2026: $10.40Sep 15, 2026: $10.40Sep 16, 2026: $10.40Sep 17, 2026: $10.40Sep 18, 2026: $10.40Sep 21, 2026: $10.40Sep 22, 2026: $10.30Sep 23, 2026: $10.30Sep 24, 2026: $10.25Sep 25, 2026: $10.25Sep 28, 2026: $10.25Sep 29, 2026: $10.25Sep 30, 2026: $10.25Oct 1, 2026: $10.25Oct 2, 2026: $10.25Oct 5, 2026: $10.24Oct 6, 2026: $10.24Oct 7, 2026: $10.24Oct 8, 2026: $10.24Oct 9, 2026: $10.24Oct 12, 2026: $10.24Oct 13, 2026: $10.24Oct 14, 2026: $10.24Oct 15, 2026: $10.24Oct 16, 2026: $10.24Oct 19, 2026: $10.24Oct 20, 2026: $10.24Oct 21, 2026: $10.24Oct 22, 2026: $10.24Oct 23, 2026: $10.24Oct 26, 2026: $10.24Oct 27, 2026: $10.24Oct 28, 2026: $10.24Oct 29, 2026: $10.24Oct 30, 2026: $10.24Nov 2, 2026: $10.24Nov 3, 2026: $10.13Nov 4, 2026: $10.13Nov 5, 2026: $10.14Nov 6, 2026: $10.14Nov 9, 2026: $10.14Nov 10, 2026: $10.13Nov 11, 2026: $10.13Nov 12, 2026: $10.13Nov 13, 2026: $10.13
Jan 23, 2026Low $9.99 · High $10.43Nov 13, 2026
Congress purchase Congress sale Insider sale over $1M

Adjusted for stock splits; not for dividends. Where prices come from.

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Intraday and historical prices from TradingView. Quotes may be delayed.

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Information, not investment advice. Company matching is automatic; check the source before relying on one row.