Csp Inc /Ma/ (CSPI)10% owner bought ~$4K

~$4K

Approx. value · 500 sh @ $7.90

1.42M

Holds after · shares reported

Traded

Sep 14, 2026

Filed

Sep 15, 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 14, 2026Company filing · Form 8-K · ResultsReported its results
2. Sep 11, 2026Insider · 1 personInsiders: 3 purchases (~$28K)
3. Sep 14, 2026 · this disclosureInsider10% owner purchased ~$4K of CSPI shares in the open market

What came next

1. Sep 15, 2026Insider · 1 personInsiders: 2 purchases (~$4K)

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 Csp Inc /Ma/

For Csp Inc /Ma/, OQRO holds 6 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 CSPI page.

Other recent filings by NERGES JOSEPH R, 10% owner

• SEC Form 4 at Csp Inc /Ma/ (CSPI)Sep 15, 2026
• SEC Form 4 at Csp Inc /Ma/ (CSPI)Sep 15, 2026
• SEC Form 4 at Csp Inc /Ma/ (CSPI)Sep 15, 2026
• SEC Form 4 at Csp Inc /Ma/ (CSPI)Sep 15, 2026
• SEC Form 4 at Csp Inc /Ma/ (CSPI)Sep 15, 2026

The full history of NERGES JOSEPH R, 10% owner is on the profile page.

How this filing works

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

Other disclosures at Csp Inc /Ma/

• SEC Form 4Sep 15, 2026
• SEC Form 4Sep 15, 2026
• SEC Form 4Sep 15, 2026
• SEC Form 4Sep 15, 2026
• SEC Form 4Sep 15, 2026
• SEC Form 4Jun 10, 2026

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