Insider Buying: Castellum (NYSEAMERICAN:CTM) COO Buys 50,000 Shares

Posted by on Sep 9th, 2026

Castellum, Inc. (NYSEAMERICAN:CTM – Get Free Report) COO Andrew Merriman acquired 50,000 shares of the stock in a transaction on Wednesday, September 9th. The stock was acquired at an average cost of $0.62 per share, for a total transaction of $31,000.00. Following the acquisition, the chief operating officer directly owned 588,531 shares in the company, valued at $364,889.22. This represents a 9.28% increase in their position. The acquisition was disclosed in a document filed with the Securities & Exchange Commission, which is accessible through the SEC website.

Castellum Stock Performance

Shares of NYSEAMERICAN:CTM traded down $0.03 during mid-day trading on Wednesday, hitting $0.60. 834,133 shares of the company traded hands, compared to its average volume of 2,375,361. The firm’s 50 day simple moving average is $0.65 and its 200 day simple moving average is $0.72. The firm has a market cap of $56.86 million, a P/E ratio of -29.99 and a beta of -6.62. Castellum, Inc. has a 52-week low of $0.48 and a 52-week high of $1.36.

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

Institutional Investors Weigh In On Castellum

Several hedge funds and other institutional investors have recently modified their holdings of the stock. Two Sigma Securities LLC raised its position in shares of Castellum by 166.3% during the 2nd quarter. Two Sigma Securities LLC now owns 40,530 shares of the company’s stock valued at $29,000 after acquiring an additional 25,308 shares in the last quarter. Inspire Advisors LLC bought a new stake in shares of Castellum in the 4th quarter worth approximately $38,000. Cubist Systematic Strategies LLC acquired a new position in shares of Castellum during the first quarter valued at $72,000. Two Sigma Investments LP increased its holdings in shares of Castellum by 135.1% in the 3rd quarter. Two Sigma Investments LP now owns 77,565 shares of the company’s stock worth $85,000 after acquiring an additional 44,569 shares during the period. Finally, Bridgeway Capital Management LLC acquired a new stake in shares of Castellum in the third quarter valued at approximately $103,000. Institutional investors own 3.39% of the company’s stock.

Analyst Ratings Changes

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

Get Our Latest Analysis on Castellum

Castellum Company Profile

(Get Free Report)

Castellum AB is a Sweden‐based real estate company specializing in the ownership, management and development of commercial properties. The company’s primary focus is on office premises and logistics facilities situated in attractive growth regions across Sweden and the broader Öresund area. With a strategic emphasis on long‐term leases and strong tenant relationships, Castellum aims to deliver stable rental income and capital appreciation over time.

Founded in 1940 and headquartered in Gothenburg, Castellum has grown through a combination of land acquisitions, property development and selective portfolio divestments.

Featured Stories

Insider Buying and Selling by Quarter for Castellum (NYSEAMERICAN:CTM)

Receive News & Ratings for Castellum Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Castellum and related companies with MarketBeat.com's FREE daily email newsletter.