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.
Castellum, Inc. filings document a Nevada public company that provides cybersecurity, electronic warfare, software engineering, and related technology services to federal government customers. Its Form 8-K reports cover operating results, contract awards, CMMC Level 2 C3PAO certification, debt retirement, executive employment arrangements, officer appointments, and shareholder communications.
Proxy materials describe annual meeting matters, board elections, stockholder voting procedures, executive compensation, and governance practices. The filings also identify Castellum as an emerging growth company and provide formal disclosure around capital structure, subsidiaries, and material events tied to its defense-focused services business.
Castellum, Inc. insider Jay O. Wright, a director and officer (General Counsel, Secretary and EVP - Strategy), reported sales of company common stock. On 12/15/2025 he sold 6,000 shares at $1.103 per share, and on 12/16/2025 he sold 12,000 shares at $1.073 per share, both coded as sale transactions.
Following these trades, he directly beneficially owned 7,176,973 shares after the first transaction and 7,164,973 shares after the second transaction, with all holdings reported as direct ownership.
Castellum, Inc. director and executive Jay O. Wright reported open-market sales of company common stock. On 12/10/2025, he sold 127,000 shares at a price of $1.207 per share. On 12/11/2025, he sold 50,000 shares at $1.161 per share, followed by 11,000 shares at $1.159 per share on 12/12/2025. After these transactions, Wright beneficially owned 7,182,973 shares of Castellum common stock directly.
Castellum, Inc. reported leadership changes and contract news. Jay O. Wright resigned as Executive Vice-President Strategy, General Counsel, Secretary, and as a member of the Board of Directors, effective at the end of December 31, 2025. The company states there was no dispute between Mr. Wright and Castellum related to his resignation.
Effective January 1, 2026, Senior Counsel Tammy L. Martin will become General Counsel and Secretary, providing continuity in the company’s legal leadership. Castellum also announced the award of multiple Missile Defense Agency SHIELD IDIQ contracts in a December 8, 2025 press release, and issued a separate December 9, 2025 press release containing a letter to shareholders, both of which are attached as exhibits.
Castellum, Inc. insider reports stock sales in Form 4 filing. A director and officer of Castellum, Inc. (serving as General Counsel, Secretary and EVP - Strategy) reported two open-market sales of common stock. On 11/28/2025, the insider sold 18,000 shares at a price of $1.055 per share. On 12/01/2025, the insider sold an additional 35,000 shares at $1.05 per share. After these transactions, the reporting person beneficially owns 7,370,973 shares of Castellum common stock directly.
Castellum, Inc. (CTM) reported insider share sales by a senior executive and director. The reporting person, who serves as General Counsel, Secretary and EVP - Strategy and is also a director and other related person, filed a Form 4 as an individual filer. On 11/14/2025, they sold 90,000 shares of common stock at $1.15 per share, and on 11/17/2025 they sold an additional 10,000 shares at $1.156 per share, both coded as open-market sales (transaction code "S").
After these transactions, the reporting person beneficially owned 7,423,973 shares of Castellum common stock in direct form. The form includes a checkbox to indicate that a transaction was made pursuant to a Rule 10b5-1(c) trading plan intended to satisfy affirmative defense conditions, though no additional explanatory remarks are provided.
Castellum, Inc. (CTM) insider Form 4: A reporting person who is a Director, 10% Owner, and Officer (General Counsel, Secretary; EVP - Strategy) reported open‑market sales of common stock. The transactions were 60,000 shares on 11/11/2025 at $1.18 and 160,000 shares on 11/13/2025 at $1.165. Following these sales, the insider directly beneficially owns 7,523,973 shares.
Castellum, Inc. (CTM) reported an administrative update: the company completed a $2 million paydown and retired its note payable to Robert Eisiminger.
The update was disclosed under Other Events and includes a press release as Exhibit 99.1. This action removes that specific note obligation from the balance sheet.
Castellum, Inc. (CTM) reported an insider equity award. Chief Financial Officer David T. Bell received 225,000 stock options on November 11, 2025 under the Second Amended 2021 Stock Incentive Plan. The options have a $1.19 exercise price and expire on November 10, 2032. They vest ratably over twenty months, beginning December 1, 2025.
Castellum (CTM) reported an insider equity grant. Chief Operating Officer Andrew Merriman was awarded 275,000 stock options on November 11, 2025 under the Second Amended 2021 Stock Incentive Plan at an exercise price of $1.19 per share. The options vest ratably over twenty months, beginning December 1, 2025, and expire on November 10, 2032. Following the grant, 275,000 derivative securities are beneficially owned directly.
Castellum, Inc. (CTM) reported a director equity grant. On 11/11/2025, director C. Thomas McMillen was granted 100,000 stock options with an exercise price of $1.19 per share under the Second Amended 2021 Stock Incentive Plan.
The options relate to 100,000 shares of common stock, vesting ratably over twenty months commencing December 1, 2025, and expiring on 11/10/2032. Following the grant, 100,000 derivative securities were beneficially owned, held directly. The filing classifies the transaction as an acquisition of derivative securities as compensation for board service.