Welcome to our dedicated page for Castellum SEC filings (Ticker: CTM), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Castellum, Inc. (CTM) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. Castellum is a Nevada corporation listed on the NYSE American that describes itself as a cybersecurity, electronic warfare, and software engineering services company focused on the federal government. Its filings offer detailed information on contracts, financial results, corporate governance, and other material events.
Castellum uses Form 8-K current reports to announce significant developments, such as major contract awards to its Specialty Systems, Inc. subsidiary, participation in the Missile Defense Agency SHIELD Multiple Award IDIQ contracts, attendance at investor conferences, capital markets transactions, and changes in executive roles. For example, recent 8-K filings reference recompete and new prime contracts with the Naval Air Warfare Center Aircraft Division Lakehurst, a reseller agreement for AI-based cybersecurity products, and updates on warrant exercises and debt reduction.
Investors can also look to Castellum’s Form 10-K annual reports and Form 10-Q quarterly reports (referenced in its press releases) for broader discussions of revenue, operating results, risk factors, and segment-level information related to its cybersecurity, electronic warfare, and software engineering activities. These periodic reports complement the event-driven 8-K filings by providing a more comprehensive view of the company’s operations and financial condition.
On Stock Titan, CTM filings are paired with AI-powered summaries designed to explain the key points of lengthy documents in plain language. Users can quickly understand the significance of new 8-Ks, 10-Qs, and 10-Ks without reading every page, while still having direct access to the full text on EDGAR. The filings page also helps users monitor items such as executive employment arrangements and other governance-related disclosures that appear in Castellum’s current reports.
Castellum, Inc. reported that General Counsel and Secretary Tammy L. Martin acquired additional common stock through the company’s 2025 Employee Stock Purchase Plan. On March 31, 2026, she obtained 1,329 shares of common stock at $0.4544 per share, a 15% discount to the March 30, 2026 NYSE American closing price. Following this transaction, she directly holds 13,829 shares of Castellum common stock.
Castellum, Inc. Chief Financial Officer and Treasurer David T. Bell acquired 1,329 shares of common stock, increasing his direct holdings to 16,053 shares. The shares were obtained under Castellum’s 2025 Employee Stock Purchase Plan at a per share price of $0.4544.
According to the plan terms, the purchase price reflected a 15% discount to the closing price of Castellum’s common stock on the NYSE American LLC on March 30, 2026, making this a routine compensation-related stock purchase rather than an open-market trade.
Castellum, Inc. Chief Operating Officer Andrew Merriman acquired 1,329 shares of common stock through the company’s 2025 Employee Stock Purchase Plan at a per share purchase price of $0.4544. Following this plan purchase, he directly holds a total of 537,329 Castellum common shares.
Castellum, Inc. director Charles Thomas McMillen reported an open-market sale of 30,000 shares of common stock at an average price of $0.7043 per share. After this transaction, he directly holds 231,015 shares of Castellum common stock.
Castellum, Inc. President and Chief Executive Officer Glen R. Ives bought 2,000 shares of common stock in an open-market transaction at a price of $0.6157 per share. Following this purchase, he directly owns 199,616 shares of Castellum common stock.
Castellum, Inc. Chief Operating Officer Andrew Merriman reported an open-market purchase of common stock. He bought 2,000 shares at a price of $0.6426 per share. After this transaction, he directly owns 536,000 shares, so the purchase increases an already substantial existing stake by a relatively small amount.
Castellum, Inc. President and Chief Executive Officer Glen R. Ives reported an open-market purchase of common stock. On March 26, 2026, he bought 10,000 shares of Castellum common stock at $0.6649 per share. Following this transaction, his direct holdings total 197,616 shares of common stock.
Castellum, Inc. director Charles Thomas McMillen sold shares in an open-market transaction. On March 18, 2026, he sold 55,000 shares of Common Stock at an average price of $0.8018 per share. After this sale, he continues to hold 261,015 shares directly, meaning he retained the majority of his stake.
Castellum, Inc. Chief Operating Officer Andrew Merriman bought shares on the open market. On this Form 4, he purchased 3,000 shares of common stock at an average price of $0.7983 per share. Following this transaction, he directly owns 534,000 shares, indicating a modest increase in his personal stake.