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About CSP INC /MA/ (CSPI)
The SEC lists CSP INC /MA/ under CIK 0000356037, in computer integrated systems design. We track it alongside the rest of the Information Technology sector.
CSPI Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market purchase | 6 | 4,600 | $36K |
| Grant or award | 1 | 259 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
CSPI insider transactions (Form 4)
6018 Form 4 filings on record, the earliest from Jul 31, 2025, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Joseph R. Nerges - 10% Owner | Open-market purchase | Common Stock | 1,600 | $7.75 | $12K | |
| Joseph R. Nerges - 10% Owner | Open-market purchase | Common Stock | 1,000 | $7.85 | $8K | |
| Joseph R. Nerges - 10% Owner | Open-market purchase | Common Stock | 1,000 | $7.90 | $8K | |
| Joseph R. Nerges - 10% Owner | Open-market purchase | Common Stock | 500 | $7.90 | $4K | |
| Joseph R. Nerges - 10% Owner | Open-market purchase | Common Stock | 28 | $7.90 | $221 | |
| Joseph R. Nerges - 10% Owner | Open-market purchase | Common Stock | 472 | $7.96 | $4K | |
| Grant or award | Common Stock | 259 | $7.52 | $2K | ||
| Joseph R. Nerges | Open-market purchase | Common Stock | 1,000 | $8.75 | $9K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 500 | $8.60 | $4K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 800 | $8.40 | $7K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 700 | $8.69 | $6K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 199 | $8.05 | $2K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 71 | $8.30 | $589 | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 100 | $8.32 | $832 | |
| Anthony Folger - Director | Open-market purchase | Common Stock | 2,500 | $9.36 | $23K | |
| Open-market purchase | Common Stock | 2,282 | $9.38 | $21K | ||
| Open-market purchase | Common Stock | 218 | $9.41 | $2K | ||
| Joseph R. Nerges | Open-market purchase | Common Stock | 1,500 | $9.22 | $14K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 348 | $9.18 | $3K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 500 | $9.20 | $5K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 800 | $9.30 | $7K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 200 | $9.15 | $2K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 400 | $9.19 | $4K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 500 | $9.26 | $5K | |
| Stephen J. Webber - Director | Open-market purchase | Common Stock | 2,500 | $9.48 | $24K | |
| Grant or award | Common Stock | 5,000 | $0.00 | - | ||
| Stephen J. Webber - Director | Grant or award | Common Stock | 10,000 | $0.00 | - | |
| Anthony Folger - Director | Grant or award | Common Stock | 10,000 | $0.00 | - | |
| Gary Southwell - Officer | Grant or award | Common Stock | 15,000 | $0.00 | - | |
| Grant or award | Common Stock | 35,000 | $0.00 | - | ||
| Grant or award | Common Stock | 8,500 | $0.00 | - | ||
| Joseph R. Nerges | Open-market purchase | Common Stock | 400 | $8.50 | $3K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 300 | $8.45 | $3K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 400 | $8.48 | $3K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 500 | $8.58 | $4K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 407 | $8.45 | $3K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 200 | $8.59 | $2K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 500 | $8.69 | $4K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 500 | $8.72 | $4K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 500 | $8.79 | $4K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 200 | $8.92 | $2K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 300 | $8.92 | $3K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 200 | $8.95 | $2K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 500 | $8.80 | $4K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 200 | $8.75 | $2K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 100 | $8.70 | $870 | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 1,500 | $9.32 | $14K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 1,200 | $9.18 | $11K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 1,000 | $9.27 | $9K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 1,800 | $9.21 | $17K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 900 | $9.15 | $8K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 1,000 | $9.30 | $9K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 1,300 | $9.20 | $12K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 1,000 | $9.21 | $9K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 800 | $9.12 | $7K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 112 | $9.18 | $1K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 400 | $9.13 | $4K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 1,200 | $11.21 | $13K | |
| Joseph R. Nerges | Open-market purchase | Common Stock | 1,000 | $11.21 | $11K | |
| Grant or award | Common Stock | 200 | $9.75 | $2K |
CSPI insider trading FAQ
What is the latest insider trade for CSPI?
CSP INC /MA/ (CSPI) had 2 insider filings in the last 90 days, with the most recent on 2026-09-15. The full record for CSPI runs to 18 Form 4 filings, the earliest from 2025-07-31. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying CSPI stock?
6 insider purchases of CSPI were filed in the last 90 days, totaling $36K.
How many insiders are selling CSPI stock?
No insider sales of CSPI were filed in the last 90 days.
Where can I see CSPI SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects CSPI Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Joseph R. Nerges view on EDGAR
- - Gary W. Levine view on EDGAR
- - Joseph R. Nerges view on EDGAR
- - Anthony Folger view on EDGAR
- - Ismail Azeri view on EDGAR
- - Joseph R. Nerges view on EDGAR
- - Stephen J. Webber view on EDGAR
- - Ismail Azeri view on EDGAR
- - Stephen J. Webber view on EDGAR
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Learn more
- How to read insider buying signals
- What an open-market purchase by an insider can and cannot tell you.
- Insider activity in Information Technology
- Where CSPI's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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- CSPI on your watchlist
- Every CSPI Form 4 filing on record
- Up to 3 months of CSPI price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive