What A Share

NYSE American

CTM

Castellum, Inc.

1 day
+1.3%
1 month
+18.0%
1 year
−33.6%

$0.7963 · Mkt cap $75.4M

At the 6 Aug 2026 close

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About Castellum, Inc. (CTM)

Castellum, Inc. trades under the ticker CTM on NYSE American, in the Consumer Discretionary sector (Professional Services). It has been listed since 2022. Its market capitalisation is $75.4M. The last closing price was $0.7963, on 6 Aug 2026. No price-to-earnings ratio is shown, because it did not report positive earnings in its last annual filing. Over the past year the share price is −33.6%, and +18.0% over the past month. Returns are price returns and exclude dividends.

This page exists because CTM is one of the shares What A Share can show you. It is not a recommendation, and its appearance here says nothing about whether the company is worth owning.