Key facts
- This page summarizes Stephen J. Webber's Form 4 filing for CSP INC /MA/ (CSPI).
- 1 reported transaction and 0 derivative rows are listed below.
- Accepted by SEC: 13 May 2026, 09:02.
Stephen J. Webber - 12 May 2026 Form 4 Insider Report for CSP INC /MA/ (CSPI)
- Reporting relationship
- Director
- Issuer ticker
- CSPI
- Reported as of
- 12 May 2026
- Net transaction value
- +$23,700
- SEC form
- 4
- Accepted by SEC
- 13 May 2026, 09:02:07 UTC
- Prior SEC filing
- 01 Apr 2026
- Source filing
- View source filing
- Reporting owner signature
- Stephen J Webber
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Stephen J. Webber filed Form 4 for CSP INC /MA/ (CSPI) on 13 May 2026.
Change
- Previous filing in this sequence was filed on 01 Apr 2026.
- Current net transaction value: +$23,700.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001687188
Primary reporting owner
Webber Stephen J.
- Relationship
- Director
- Address
- CSP INC., 175 CABOT ST STE 210, LOWELL
- Signature
- Stephen J Webber
- Signature date
- 13 May 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
CSPI
transaction
Common Stock
Purchase
- Transaction value
- $23,700
- Shares
- +2,500
- Change %
- +25%
- Price
- $9.48
- Shares after
- 12,500
- Date
- 12 May 2026
- Ownership
- Direct
* marks a reported price that did not pass the local price check.