SEC Form 4 · accession 0001214659-26-011702
CSP INC /MA/ · CSPI
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Joseph R Nerges
10% Owner
Period of report
Sep 11, 2026
Accepted (ET)
Sep 15, 2026 · 3:45 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000356037
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Sep 11, 2026 | P | 1,600 | $7.75 | A | 1,420,500 | D | |
| Common Stock | Sep 11, 2026 | P | 1,000 | $7.85 | A | 1,421,500 | D | |
| Common Stock | Sep 11, 2026 | P | 1,000 | $7.90 | A | 1,422,500 | D | |
| Common Stock | Sep 14, 2026 | P | 500 | $7.90 | A | 1,423,000 | D | |
| Common Stock | Sep 15, 2026 | P | 28 | $7.90 | A | 1,423,028 | D | |
| Common Stock | Sep 15, 2026 | P | 472 | $7.96 | A | 1,423,500 | D |
Table II — derivative securities
No Table II lines on this filing.
Remarks
Entered into confidentiality agreement with CSP Inc. on October 8, 2024.