Joseph R. Nerges is 10% Owner at CSP INC /MA/ (CSPI). They have made 162 open-market trades across 2 companies since 2006, most recently 2026-09-15.
CIK 0000925974
149 open-market purchases totalling $6.6M since 2006, against 13 sales. Across 148 scored buys the stock is down 0.2% at ninety days, and 2.0 points behind the S&P over the same stretch.
149 scored purchases · one row per filing · discretionary only
| Ticker | Shares | Value |
|---|---|---|
| CSPI | 1,423,500 | $10.9M |
| IKNX | 318,779 | $10.8M |
| Total | $21.7M |
Shares reported on the most recent Form 4, priced at the 2026-09-15 close.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 77% | 24% | 23% |
| Avg Move | +2.0% | -1.9% | -0.2% |
| Alpha | +4.4% | -1.7% | -2.0% |
| Scored | 149 | 149 | 148 |
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 54% | 46% | 46% |
| Avg Move | +0.1% | -0.1% | +6.7% |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| CSPI | BUY | 2026-09-11 | 2026-09-15 | $7.84 | $36K | -3.4% | -4.0% | — |
| CSPI | BUY | 2026-06-08 | 2026-06-10 | $8.57 | $29K | +6.0% | -2.2% | -1.7% |
| CSPI | BUY | 2026-05-11 | 2026-05-13 | $9.23 | $39K | +4.0% | -2.0% | -10.5% |
| CSPI | BUY | 2026-03-11 | 2026-03-13 | $8.51 | $19K | -10.0% | -4.4% | -8.5% |
| CSPI | BUY | 2026-02-24 | 2026-02-26 | $8.79 | $26K | -4.5% | -11.0% | +6.5% |
| CSPI | BUY | 2026-02-17 | 2026-02-19 | $9.22 | $102K | -10.0% | -11.4% | +0.0% |
| CSPI | BUY | 2025-09-15 | 2025-09-16 | $11.21 | $25K | +5.8% | -3.8% | +27.9% |
| CSPI | BUY | 2025-06-13 | 2025-06-16 | $11.91 | $46K | -1.4% | +1.4% | -1.4% |
| CSPI | BUY | 2025-06-04 | 2025-06-06 | $13.86 | $28K | -15.5% | -6.8% | -14.6% |
| CSPI | BUY | 2025-05-27 | 2025-05-29 | $14.65 | $25K | -19.1% | -14.6% | -16.3% |
| CSPI | BUY | 2025-03-07 | 2025-03-11 | $15.52 | $31K | +5.4% | -9.6% | -26.5% |
| CSPI | BUY | 2025-02-24 | 2025-02-26 | $15.90 | $39K | -9.0% | -8.6% | -11.8% |
| CSPI | BUY | 2025-02-12 | 2025-02-14 | $19.37 | $58K | -16.2% | -11.9% | -26.4% |
| CSPI | BUY | 2024-08-14 | 2024-08-19 | $13.28 | $37K | -6.0% | -16.8% | -13.5% |
| CSPI | BUY | 2024-07-30 | 2024-08-01 | $14.57 | $44K | -10.8% | -8.1% | -15.1% |
| CSPI | BUY | 2024-07-17 | 2024-07-19 | $14.39 | $39K | -0.1% | -3.0% | -13.8% |
| CSPI | BUY | 2024-06-25 | 2024-06-27 | $13.52 | $23K | +0.4% | +0.6% | -16.5% |
| CSPI | BUY | 2024-06-20 | 2024-06-24 | $13.89 | $55K | +18.6% | +16.5% | -5.6% |
| CSPI | BUY | 2024-06-14 | 2024-06-18 | $13.97 | $74K | +9.3% | +5.6% | -11.7% |
| CSPI | BUY | 2024-06-06 | 2024-06-10 | $14.13 | $35K | -2.3% | +5.7% | -20.2% |
| CSPI | BUY | 2024-05-31 | 2024-06-04 | $14.26 | $78K | -1.9% | +7.5% | -7.2% |
| CSPI | BUY | 2024-05-23 | 2024-05-28 | $14.33 | $76K | +0.1% | +6.2% | -1.6% |
| CSPI | BUY | 2024-05-20 | 2024-05-22 | $14.63 | $34K | -9.2% | -11.1% | -8.5% |
| CSPI | BUY | 2024-05-15 | 2024-05-17 | $14.20 | $33K | +2.5% | -0.8% | -9.2% |
| CSPI | BUY | 2024-05-10 | 2024-05-14 | $13.42 | $30K | +6.3% | +4.0% | +14.8% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
| Scored | 13 | 13 | 13 |