Latest 10-Q

What changed in Castellum, Inc.'s latest quarterly report, compared with the one before.

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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 Castellum, Inc. 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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$0.439−$0.01 (−2.44%) Nov 13 close
Oct 13, 2026: $0.5901Oct 14, 2026: $0.5785Oct 15, 2026: $0.5859Oct 16, 2026: $0.5789Oct 19, 2026: $0.5671Oct 20, 2026: $0.572Oct 21, 2026: $0.5868Oct 22, 2026: $0.564Oct 23, 2026: $0.5403Oct 26, 2026: $0.501Oct 27, 2026: $0.5137Oct 28, 2026: $0.528Oct 29, 2026: $0.5052Oct 30, 2026: $0.485Nov 2, 2026: $0.476Nov 3, 2026: $0.48Nov 4, 2026: $0.49Nov 5, 2026: $0.4737Nov 6, 2026: $0.3793Nov 9, 2026: $0.375Nov 10, 2026: $0.4501Nov 11, 2026: $0.4997Nov 12, 2026: $0.45Nov 13, 2026: $0.439
Oct 13, 2026Low $0.375 · High $0.5901Nov 13, 2026
Aug 13, 2026: $0.658Aug 14, 2026: $0.6518Aug 17, 2026: $0.6284Aug 18, 2026: $0.616Aug 19, 2026: $0.6161Aug 20, 2026: $0.6176Aug 21, 2026: $0.6106Aug 24, 2026: $0.608Aug 25, 2026: $0.605Aug 26, 2026: $0.6099Aug 27, 2026: $0.6079Aug 28, 2026: $0.6069Aug 31, 2026: $0.6039Sep 1, 2026: $0.57Sep 2, 2026: $0.5713Sep 3, 2026: $0.6034Sep 4, 2026: $0.6247Sep 8, 2026: $0.6303Sep 9, 2026: $0.5999Sep 10, 2026: $0.6178Sep 11, 2026: $0.6209Sep 14, 2026: $0.6271Sep 15, 2026: $0.6067Sep 16, 2026: $0.605Sep 17, 2026: $0.6146Sep 18, 2026: $0.6093Sep 21, 2026: $0.6322Sep 22, 2026: $0.64Sep 23, 2026: $0.6326Sep 24, 2026: $0.6246Sep 25, 2026: $0.6288Sep 28, 2026: $0.61Sep 29, 2026: $0.62Sep 30, 2026: $0.6275Oct 1, 2026: $0.627Oct 2, 2026: $0.6296Oct 5, 2026: $0.624Oct 6, 2026: $0.6347Oct 7, 2026: $0.6308Oct 8, 2026: $0.612Oct 9, 2026: $0.6226Oct 12, 2026: $0.60Oct 13, 2026: $0.5901Oct 14, 2026: $0.5785Oct 15, 2026: $0.5859Oct 16, 2026: $0.5789Oct 19, 2026: $0.5671Oct 20, 2026: $0.572Oct 21, 2026: $0.5868Oct 22, 2026: $0.564Oct 23, 2026: $0.5403Oct 26, 2026: $0.501Oct 27, 2026: $0.5137Oct 28, 2026: $0.528Oct 29, 2026: $0.5052Oct 30, 2026: $0.485Nov 2, 2026: $0.476Nov 3, 2026: $0.48Nov 4, 2026: $0.49Nov 5, 2026: $0.4737Nov 6, 2026: $0.3793Nov 9, 2026: $0.375Nov 10, 2026: $0.4501Nov 11, 2026: $0.4997Nov 12, 2026: $0.45Nov 13, 2026: $0.439
Aug 13, 2026Low $0.375 · High $0.658Nov 13, 2026
Nov 13, 2025: $1.18Nov 14, 2025: $1.16Nov 17, 2025: $1.07Nov 18, 2025: $1.08Nov 19, 2025: $1.06Nov 20, 2025: $1.03Nov 21, 2025: $1.01Nov 24, 2025: $1.05Nov 25, 2025: $1.05Nov 26, 2025: $1.03Nov 28, 2025: $1.05Dec 1, 2025: $1.02Dec 2, 2025: $1.01Dec 3, 2025: $1.02Dec 4, 2025: $1.05Dec 5, 2025: $1.04Dec 8, 2025: $1.16Dec 9, 2025: $1.21Dec 10, 2025: $1.18Dec 11, 2025: $1.16Dec 12, 2025: $1.10Dec 15, 2025: $1.05Dec 16, 2025: $1.03Dec 17, 2025: $1.02Dec 18, 2025: $1.01Dec 19, 2025: $1.06Dec 22, 2025: $1.05Dec 23, 2025: $1.03Dec 24, 2025: $1.05Dec 26, 2025: $1.03Dec 29, 2025: $0.9593Dec 30, 2025: $0.93Dec 31, 2025: $0.9032Jan 2, 2026: $0.977Jan 5, 2026: $0.99Jan 6, 2026: $0.9968Jan 7, 2026: $1.02Jan 8, 2026: $1.06Jan 9, 2026: $1.06Jan 12, 2026: $1.05Jan 13, 2026: $1.03Jan 14, 2026: $1.02Jan 15, 2026: $1.04Jan 16, 2026: $1.02Jan 20, 2026: $1.02Jan 21, 2026: $1.01Jan 22, 2026: $1.01Jan 23, 2026: $0.99Jan 26, 2026: $0.96Jan 27, 2026: $0.98Jan 28, 2026: $0.9649Jan 29, 2026: $0.9401Jan 30, 2026: $0.916Feb 2, 2026: $0.9084Feb 3, 2026: $0.9015Feb 4, 2026: $0.87Feb 5, 2026: $0.7957Feb 6, 2026: $0.886Feb 9, 2026: $0.87Feb 10, 2026: $0.8696Feb 11, 2026: $0.854Feb 12, 2026: $0.811Feb 13, 2026: $0.8281Feb 17, 2026: $0.8701Feb 18, 2026: $0.9172Feb 19, 2026: $0.9268Feb 20, 2026: $0.9246Feb 23, 2026: $0.8911Feb 24, 2026: $0.913Feb 25, 2026: $0.944Feb 26, 2026: $0.9894Feb 27, 2026: $0.9817Mar 2, 2026: $0.9657Mar 3, 2026: $0.9536Mar 4, 2026: $0.9508Mar 5, 2026: $0.9285Mar 6, 2026: $0.90Mar 9, 2026: $0.8855Mar 10, 2026: $0.8751Mar 11, 2026: $0.87Mar 12, 2026: $0.8521Mar 13, 2026: $0.83Mar 16, 2026: $0.825Mar 17, 2026: $0.8156Mar 18, 2026: $0.79Mar 19, 2026: $0.7765Mar 20, 2026: $0.7486Mar 23, 2026: $0.7056Mar 24, 2026: $0.6801Mar 25, 2026: $0.6968Mar 26, 2026: $0.6543Mar 27, 2026: $0.6201Mar 30, 2026: $0.5399Mar 31, 2026: $0.5895Apr 1, 2026: $0.6298Apr 2, 2026: $0.6439Apr 6, 2026: $0.6601Apr 7, 2026: $0.6281Apr 8, 2026: $0.669Apr 9, 2026: $0.6679Apr 10, 2026: $0.6533Apr 13, 2026: $0.6846Apr 14, 2026: $0.682Apr 15, 2026: $0.7191Apr 16, 2026: $0.7011Apr 17, 2026: $0.7295Apr 20, 2026: $0.725Apr 21, 2026: $0.7011Apr 22, 2026: $0.7201Apr 23, 2026: $0.6926Apr 24, 2026: $0.6903Apr 27, 2026: $0.70Apr 28, 2026: $0.6668Apr 29, 2026: $0.6407Apr 30, 2026: $0.6645May 1, 2026: $0.6569May 4, 2026: $0.6766May 5, 2026: $0.666May 6, 2026: $0.692May 7, 2026: $0.6566May 8, 2026: $0.753May 11, 2026: $0.7276May 12, 2026: $0.6771May 13, 2026: $0.6705May 14, 2026: $0.688May 15, 2026: $0.6759May 18, 2026: $0.6582May 19, 2026: $0.6515May 20, 2026: $0.675May 21, 2026: $0.6796May 22, 2026: $0.69May 26, 2026: $0.81May 27, 2026: $0.8099May 28, 2026: $0.8599May 29, 2026: $0.8479Jun 1, 2026: $0.8781Jun 2, 2026: $0.831Jun 3, 2026: $0.7674Jun 4, 2026: $0.7608Jun 5, 2026: $0.7079Jun 8, 2026: $0.7138Jun 9, 2026: $0.6953Jun 10, 2026: $0.6958Jun 11, 2026: $0.6999Jun 12, 2026: $0.7014Jun 15, 2026: $0.7157Jun 16, 2026: $0.7271Jun 17, 2026: $0.7835Jun 18, 2026: $0.8278Jun 22, 2026: $0.7523Jun 23, 2026: $0.7257Jun 24, 2026: $0.754Jun 25, 2026: $0.7237Jun 26, 2026: $0.7107Jun 29, 2026: $0.7231Jun 30, 2026: $0.7199Jul 1, 2026: $0.7295Jul 2, 2026: $0.695Jul 6, 2026: $0.6946Jul 7, 2026: $0.6749Jul 8, 2026: $0.6614Jul 9, 2026: $0.671Jul 10, 2026: $0.656Jul 13, 2026: $0.6293Jul 14, 2026: $0.6402Jul 15, 2026: $0.6345Jul 16, 2026: $0.615Jul 17, 2026: $0.6232Jul 20, 2026: $0.6348Jul 21, 2026: $0.658Jul 22, 2026: $0.65Jul 23, 2026: $0.70Jul 24, 2026: $0.625Jul 27, 2026: $0.6724Jul 28, 2026: $0.7076Jul 29, 2026: $0.664Jul 30, 2026: $0.7122Jul 31, 2026: $0.7177Aug 3, 2026: $0.7349Aug 4, 2026: $0.791Aug 5, 2026: $0.7861Aug 6, 2026: $0.7963Aug 7, 2026: $0.6151Aug 10, 2026: $0.6101Aug 11, 2026: $0.605Aug 12, 2026: $0.6303Aug 13, 2026: $0.658Aug 14, 2026: $0.6518Aug 17, 2026: $0.6284Aug 18, 2026: $0.616Aug 19, 2026: $0.6161Aug 20, 2026: $0.6176Aug 21, 2026: $0.6106Aug 24, 2026: $0.608Aug 25, 2026: $0.605Aug 26, 2026: $0.6099Aug 27, 2026: $0.6079Aug 28, 2026: $0.6069Aug 31, 2026: $0.6039Sep 1, 2026: $0.57Sep 2, 2026: $0.5713Sep 3, 2026: $0.6034Sep 4, 2026: $0.6247Sep 8, 2026: $0.6303Sep 9, 2026: $0.5999Sep 10, 2026: $0.6178Sep 11, 2026: $0.6209Sep 14, 2026: $0.6271Sep 15, 2026: $0.6067Sep 16, 2026: $0.605Sep 17, 2026: $0.6146Sep 18, 2026: $0.6093Sep 21, 2026: $0.6322Sep 22, 2026: $0.64Sep 23, 2026: $0.6326Sep 24, 2026: $0.6246Sep 25, 2026: $0.6288Sep 28, 2026: $0.61Sep 29, 2026: $0.62Sep 30, 2026: $0.6275Oct 1, 2026: $0.627Oct 2, 2026: $0.6296Oct 5, 2026: $0.624Oct 6, 2026: $0.6347Oct 7, 2026: $0.6308Oct 8, 2026: $0.612Oct 9, 2026: $0.6226Oct 12, 2026: $0.60Oct 13, 2026: $0.5901Oct 14, 2026: $0.5785Oct 15, 2026: $0.5859Oct 16, 2026: $0.5789Oct 19, 2026: $0.5671Oct 20, 2026: $0.572Oct 21, 2026: $0.5868Oct 22, 2026: $0.564Oct 23, 2026: $0.5403Oct 26, 2026: $0.501Oct 27, 2026: $0.5137Oct 28, 2026: $0.528Oct 29, 2026: $0.5052Oct 30, 2026: $0.485Nov 2, 2026: $0.476Nov 3, 2026: $0.48Nov 4, 2026: $0.49Nov 5, 2026: $0.4737Nov 6, 2026: $0.3793Nov 9, 2026: $0.375Nov 10, 2026: $0.4501Nov 11, 2026: $0.4997Nov 12, 2026: $0.45Nov 13, 2026: $0.439
Nov 13, 2025Low $0.375 · High $1.21Nov 13, 2026
Congress purchase Congress sale Insider sale over $1M

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