SEC Form 4 · Updated Daily
CSPI
— CSP, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| NERGES JOSEPH R | 10%+ Owner | 1,423,500 | 2026-09-15 | P |
| Dellovo Victor | Director · Officer | 866,860 | 2026-03-27 | A |
| HALL CHRISTOPHER | 10%+ Owner · Director | 328,450 | 2010-11-02 | S |
| DEMORA JULIAN | Reporting Owner | 223,414 | 2013-02-08 | A |
| LEVINE GARY W | Officer | 216,619 | 2026-07-31 | A |
| SOUTHWELL GARY | Officer | 135,222 | 2026-03-27 | A |
| JAMES C SHELTON | Director | 109,106 | 2024-08-23 | S |
| Azeri Ismail | Director | 108,490 | 2026-05-13 | P |
| Smith Marilyn T | Director | 54,250 | 2024-02-07 | A |
| Blackmon Raymond Charles JR | Director | 54,250 | 2024-02-07 | A |
| Newbanks Mike | Officer | 50,307 | 2024-01-05 | A |
| Lupinetti Alexander R | Officer | 30,473 | 2012-08-20 | J |
| LEYDON JOHN M | Reporting Owner | 17,000 | 2017-01-13 | A |
| Lyons J David | Director | 14,900 | 2013-05-22 | J |
| Williams Robert Michael | Director | 12,600 | 2013-05-22 | J |
| FOLGER ANTHONY | Officer | 12,500 | 2026-05-15 | P |
| Webber Stephen J. | Director | 12,500 | 2026-05-12 | P |
| Bunnett Robert E | Director | 10,150 | 2015-02-13 | A |
| Bent William Edson Jr | Officer | 9,267 | 2014-12-17 | A |
| CSP INC /MA/ | Officer | 8,000 | 2026-06-05 | — |
| Stellato Robert A | Officer | 0 | 2014-09-02 | S |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-15 | NERGES JOSEPH R | Open-market buy | 472 | $7.96 | 1,423,500 |
| 2026-09-15 | NERGES JOSEPH R | Open-market buy | 28 | $7.90 | 1,423,028 |
| 2026-09-14 | NERGES JOSEPH R | Open-market buy | 500 | $7.90 | 1,423,000 |
| 2026-09-11 | NERGES JOSEPH R | Open-market buy | 1,000 | $7.90 | 1,422,500 |
| 2026-09-11 | NERGES JOSEPH R | Open-market buy | 1,000 | $7.85 | 1,421,500 |
| 2026-09-11 | NERGES JOSEPH R | Open-market buy | 1,600 | $7.75 | 1,420,500 |
| 2026-07-31 | LEVINE GARY W | Grant / award | 259 | $7.51 | 216,619 |
| 2026-06-10 | NERGES JOSEPH R | Open-market buy | 100 | $8.32 | 1,418,900 |
| 2026-06-10 | NERGES JOSEPH R | Open-market buy | 71 | $8.29 | 1,418,800 |
| 2026-06-09 | NERGES JOSEPH R | Open-market buy | 199 | $8.05 | 1,418,729 |
| 2026-06-09 | NERGES JOSEPH R | Open-market buy | 700 | $8.69 | 1,418,530 |
| 2026-06-08 | NERGES JOSEPH R | Open-market buy | 800 | $8.40 | 1,417,830 |
| 2026-06-08 | NERGES JOSEPH R | Open-market buy | 500 | $8.60 | 1,417,030 |
| 2026-06-08 | NERGES JOSEPH R | Open-market buy | 1,000 | $8.75 | 1,416,530 |
| 2026-06-05 | CSP INC /MA/ | — | — | — | 8,000 |
| 2026-05-15 | FOLGER ANTHONY | Open-market buy | 2,500 | $9.36 | 12,500 |
| 2026-05-13 | NERGES JOSEPH R | Open-market buy | 500 | $9.26 | 1,415,530 |
| 2026-05-13 | NERGES JOSEPH R | Open-market buy | 400 | $9.19 | 1,415,030 |
| 2026-05-13 | Azeri Ismail | Open-market buy | 218 | $9.41 | 108,490 |
| 2026-05-12 | Webber Stephen J. | Open-market buy | 2,500 | $9.48 | 12,500 |
| 2026-05-12 | NERGES JOSEPH R | Open-market buy | 200 | $9.15 | 1,414,630 |
| 2026-05-12 | NERGES JOSEPH R | Open-market buy | 800 | $9.30 | 1,414,430 |
| 2026-05-12 | Azeri Ismail | Open-market buy | 2,282 | $9.38 | 108,272 |
| 2026-05-11 | NERGES JOSEPH R | Open-market buy | 500 | $9.20 | 1,413,630 |
| 2026-05-11 | NERGES JOSEPH R | Open-market buy | 348 | $9.18 | 1,413,130 |
| 2026-05-11 | NERGES JOSEPH R | Open-market buy | 1,500 | $9.22 | 1,412,782 |
| 2026-03-27 | LEVINE GARY W | Grant / award | 8,500 | $0.00 | 216,360 |
| 2026-03-27 | Dellovo Victor | Grant / award | 35,000 | $0.00 | 866,860 |
| 2026-03-27 | SOUTHWELL GARY | Grant / award | 15,000 | $0.00 | 135,222 |
| 2026-03-27 | FOLGER ANTHONY | Grant / award | 10,000 | $0.00 | 10,000 |
| 2026-03-27 | Webber Stephen J. | Grant / award | 10,000 | $0.00 | 10,000 |
| 2026-03-27 | Azeri Ismail | Grant / award | 5,000 | $0.00 | 105,990 |
| 2026-03-13 | NERGES JOSEPH R | Open-market buy | 200 | $8.59 | 1,411,282 |
| 2026-03-12 | NERGES JOSEPH R | Open-market buy | 407 | $8.45 | 1,411,082 |
| 2026-03-12 | NERGES JOSEPH R | Open-market buy | 500 | $8.58 | 1,410,675 |
| 2026-03-11 | NERGES JOSEPH R | Open-market buy | 400 | $8.48 | 1,410,175 |
| 2026-03-11 | NERGES JOSEPH R | Open-market buy | 300 | $8.45 | 1,409,775 |
| 2026-03-11 | NERGES JOSEPH R | Open-market buy | 400 | $8.50 | 1,409,475 |
| 2026-02-25 | NERGES JOSEPH R | Open-market buy | 100 | $8.70 | 1,409,075 |
| 2026-02-25 | NERGES JOSEPH R | Open-market buy | 200 | $8.75 | 1,408,975 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.