Castellum (CTM): CFO reported a transaction in 1,396 shares

1,396

Shares · @ $0.5352

Traded

Oct 1, 2026

Filed

Oct 1, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Aug 6, 2026Company filing · Form 8-K · ResultsReported its results
2. Sep 9, 2026Insider · 1 personInsiders: 2 purchases (~$31K)

What came next

1. Nov 5, 2026Company filing · Form 8-K · ResultsReported its results
2. Nov 10, 2026InsiderOfficer purchased ~$22K of CTM shares in the open market

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Castellum

For Castellum, OQRO holds 3 insider filings (SEC Form 4 or Form 144) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its CTM page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Castellum

• SEC Form 4Nov 10, 2026
• SEC Form 4Sep 9, 2026
• SEC Form 4Sep 9, 2026
• SEC Form 4Mar 27, 2026
• SEC Form 4Mar 27, 2026
• SEC Form 4Mar 27, 2026

Everything OQRO holds on this company is on its CTM page.