What is Castellum, Inc.'s Shariah compliance score?

Castellum, Inc. (CTM) has a Shariah compliance score of 71/100 (Grade: B+, Good). AAOIFI Standard No. 21 requires: (1) no primary involvement in prohibited activities like alcohol, gambling, or conventional banking, (2) debt-to-market-cap below 30%, (3) interest-bearing deposits below 30%, and (4) prohibited income below 5%.

Does Castellum, Inc. pass AAOIFI screening?

Castellum, Inc. (CTM) is rated Doubtful under AAOIFI Shariah screening, which is neither a clear pass nor a clear fail. AAOIFI Standard No. 21 requires: (1) no primary involvement in prohibited activities like alcohol, gambling, or conventional banking, (2) debt-to-market-cap below 30%, (3) interest-bearing deposits below 30%, and (4) prohibited income below 5%. CTM's debt-to-market-cap is 1.6%.

How much purification is needed for Castellum, Inc.?

Muslim investors purify the portion of dividends and realized gains that comes from non-permissible income by donating it to charity. HalalScreener's purification calculator at halalscreener.app/en/purification computes the percentage and amount for Castellum, Inc. (CTM) using the latest financial data.

Where can I screen Castellum, Inc. for Shariah compliance for free?

HalalScreener (halalscreener.app) offers free Shariah compliance screening for Castellum, Inc. (CTM) and 8,200+ securities. US-listed stocks and ETFs are screened under AAOIFI Standard No. 21. Bursa Malaysia securities carry the Securities Commission Malaysia's official status. Coins are screened separately, under published scholarly opinion. The verdict is free, with no credit card or signup required for basic screening. The compliance grade, score, and debt ratio are free too; the full ratio breakdown is part of Pro.

CTMDoubtfulB+

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Compliance Status

Doubtful

Screened on Oct 10, 2026 · AAOIFI Standard 21

B+

Good

71Score

Is Castellum, Inc. (CTM) halal? Doubtful. Based on AAOIFI screening, Castellum, Inc. passes the business activity screen but has financial ratios approaching AAOIFI limits with a compliance score of 71/100 (Grade: B+).

Quote this verdict

HalalScreener rates Castellum, Inc. (CTM) Doubtful, 71/100, grade B+ under AAOIFI Standard 21, screened Oct 10, 2026. Source: https://halalscreener.app/en/stock/CTM

AvoidBorderlineClean

Business activity

What the company sells is permissible.

Passed

Company debt

Well clear of the limit

How much the company borrows, compared to its total value. AAOIFI allows up to 30%.

1.6% of 30.0% limit

PRO DETAIL

The verdict above is final and free.

Pro members can verify every number behind it: interest-bearing deposits, prohibited income breakdown, and the full AAOIFI math.

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Screened according to AAOIFI Standard 21

What this means for you

You may own CTM, with caution

Its numbers sit close to AAOIFI limits. Cautious investors may prefer alternatives or ask a scholar first.

Purification amount is Pro

We have screened CTM's prohibited income, but the exact share you would need to purify is part of Pro.

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CTM: Is Castellum, Inc. Halal?

Castellum, Inc.

AMEXTechnologyUS

$0.62

Market Cap: 59.0M

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About Castellum, Inc.

Castellum, Inc. is a firm specializing in providing advanced services across critical domains such as cybersecurity, information technology, electronic warfare, and both information warfare and operations. Its comprehensive suite of capabilities encompasses intelligence analysis, full-lifecycle software development and engineering, strategic program management, mission planning, robust information assurance, and specialized support for cybersecurity policy, alongside sophisticated data analytics. The company caters to a diverse clientele, including agencies within the Federal government, entities in the financial services and healthcare industries, and various other sectors heavily reliant on data applications. Established in 2010, Castellum maintains its corporate headquarters in Bethesda, Maryland.

Sector: Technology · Industry: Information Technology Services

Why This Stock Is Doubtful

Interest-bearing deposits are close to the 30% limit.

Stocks are marked Doubtful when financial ratios pass but approach AAOIFI thresholds. Consider consulting a qualified scholar for a definitive ruling.

Shariah Compliance Status

AAOIFI Standard 21Updated Oct 10, 2026

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Screened according to AAOIFI Standard 21

Compliance History

Doubtfulnow
since Sep 2026
Not Halal
until the change above
Doubtful
until the change above

Tracked since Aug 2026. Updates automatically on each re-screen.

Fiscal: Q2 2026Data source: EDGAR

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Frequently Asked Questions

Is Castellum, Inc. (CTM) halal to invest in?

Castellum, Inc. (CTM) is rated Doubtful under AAOIFI Standard 21. It passes the business activity screen but one or more financial ratios are approaching (though not yet exceeding) the AAOIFI thresholds (30% for debt and interest deposits, 5% for prohibited income). Consult a qualified Islamic finance scholar for a personal ruling.

Why did Castellum, Inc. get a B+ compliance rating?

Castellum, Inc. (CTM) received a grade of B+ (Good) based on three AAOIFI Standard 21 financial ratios: debt-to-market-cap of 1.6% (limit 30%). The grade reflects the margin of safety across all three ratios relative to their thresholds.

What could change Castellum, Inc.'s Shariah verdict?

Castellum, Inc.'s verdict is re-evaluated at each annual re-screen. Three events could change it: (1) the debt-to-market-cap ratio crossing 30%, typically from new debt issuance or a major drop in share price; (2) interest-bearing deposits exceeding 30% of market cap; or (3) prohibited revenue (alcohol, gambling, conventional finance, etc.) exceeding 5% of total revenue. Verdict flips are tracked in the compliance history section above.

How often is Castellum, Inc. re-screened for Shariah compliance?

Castellum, Inc. (CTM) is re-screened annually using the most recent full-year financial data from SEC filings. HalalScreener also triggers an on-demand re-screen whenever the stored data is more than 7 days old, ensuring the ratios reflect the latest available financial statements. Last screened: Oct 10, 2026.

Screened according to AAOIFI Standard No. 21 · For informational purposes only. Consult a qualified Islamic finance advisor before investing.

Disclaimer: This screening is for informational purposes only and does not constitute financial, legal, or religious advice. Compliance is evaluated using AAOIFI financial standards (debt, deposits, and prohibited income ratios) and publicly available data. Ethical, political, social, or environmental considerations are outside the scope of this screening. Individual scholars and methodologies may differ. Always consult a qualified Islamic finance advisor before making investment decisions.