Form 4: Castellum Director Mark Fuller Sells Shares and Adjusts Beneficial Ownership

Mark Fuller, a director and 10% owner of Castellum, Inc., sold shares of common stock and adjusted his reported beneficial ownership on March 5th and 6th, 2025.

Summary

• On March 5, 2025, Mark Fuller, a director of Castellum, Inc., disposed of 50,000 shares previously reported as beneficially owned due to his children reaching adulthood.
• Also on March 5, 2025, Fuller sold 275,000 shares of Castellum common stock at a price of $1.493 per share.
• On March 6, 2025, Fuller sold an additional 225,000 shares of Castellum common stock at a price of $1.332 per share.
• Following these transactions, Fuller directly owns 7,113,659 shares.
• The reported beneficial ownership includes shares held by The Mark Chappelle Fuller Revocable Trust and the Janice Lynn Dudley Revocable Trust, as well as shares held directly by Mark C. Fuller.

Sentiment

Score: 4

Explanation: The sentiment is slightly negative due to the insider selling shares, which could indicate a lack of confidence or a need for liquidity. However, without more context, it's difficult to assess the full impact.

Negatives

• A director selling a significant number of shares could be perceived negatively by the market.

Risks

• Further sales by Fuller could put downward pressure on the stock price.
• The reason for the share sales is not disclosed, which could lead to speculation and uncertainty.

Industry Context

Sales by company insiders are common, but the market often scrutinizes the timing and size of the transactions for signals about the company's prospects.

Stakeholder Impact

• Shareholders may react to the news of the director's share sales.
• The sales could affect investor confidence in the company.

Key Dates