Castellum (NYSEAMERICAN:CTM) Stock Jumps 1.2% – Should You Buy?

Posted by Stanley Muller on Oct 2nd, 2026

Castellum, Inc. (NYSEAMERICAN:CTM – Get Free Report)’s share price was up 1.2% during mid-day trading on Wednesday. The company traded as high as $0.6349 and last traded at $0.6275. Approximately 244,075 shares changed hands during trading, a decline of 48% from the average daily volume of 470,201 shares. The stock had previously closed at $0.62.

Analyst Upgrades and Downgrades

Separately, Zacks Research raised shares of Castellum to a “hold” rating in a research note on Tuesday, August 11th. One research analyst has rated the stock with a Hold rating, Based on data from MarketBeat.com, Castellum currently has an average rating of “Hold”.

View Our Latest Research Report on Castellum

Castellum Stock Performance

The stock has a market cap of $59.33 million, a price-to-earnings ratio of -31.25 and a beta of -6.53. The firm’s 50-day simple moving average is $0.64 and its two-hundred day simple moving average is $0.68.

Castellum (NYSEAMERICAN:CTM – Get Free Report) last released its quarterly earnings results on Thursday, August 6th. The company reported ($0.01) EPS for the quarter, missing the consensus estimate of $0.01 by ($0.02). The company had revenue of $13.86 million for the quarter, compared to the consensus estimate of $16.00 million. Castellum had a negative net margin of 4.13% and a negative return on equity of 6.32%.

Insider Buying and Selling at Castellum

In other news, COO Andrew Merriman bought 50,000 shares of the company’s stock in a transaction dated Wednesday, September 9th. The stock was bought at an average price of $0.62 per share, for a total transaction of $31,000.00. Following the completion of the transaction, the chief operating officer directly owned 588,531 shares in the company, valued at $364,889.22. The trade was a 9.28% increase in their position. The acquisition was disclosed in a legal filing with the SEC, which is available at the SEC website. Insiders acquired a total of 54,492 shares of company stock worth $33,426 in the last ninety days. Insiders own 8.41% of the company’s stock.

Institutional Inflows and Outflows

An institutional investor recently raised its stake in Castellum stock. Two Sigma Securities LLC increased its holdings in shares of Castellum, Inc. (NYSEAMERICAN:CTM – Free Report) by 166.3% in the second quarter, according to the company in its most recent Form 13F filing with the Securities and Exchange Commission (SEC). The fund owned 40,530 shares of the company’s stock after buying an additional 25,308 shares during the period. Two Sigma Securities LLC’s holdings in Castellum were worth $29,000 at the end of the most recent quarter. 3.39% of the stock is owned by hedge funds and other institutional investors.

Castellum Company Profile

(Get Free Report)

Castellum, Inc is a U.S.-based provider of technology and professional services to government and commercial customers. The company focuses on cybersecurity, information technology, engineering, and intelligence-related services, supporting organizations that require secure systems and mission-critical technical expertise.

Castellum’s offerings include cyber operations and information assurance, software and systems engineering, cloud and IT support, data and analytics services, and technical assistance for national security and other federal missions.