(CSPI)

Reporting relationship: 10%+ Owner
Issuer ticker: CSPI
Reported as of: 08 Jun 2026
Net transaction value: +$28,878
SEC form: 4
Accepted by SEC: 10 Jun 2026, 15:38:40 UTC
Prior SEC filing: 13 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Joseph R. Nerges

Key filing fact

Joseph R. Nerges filed Form 4 for CSP INC /MA/ (CSPI) on 10 Jun 2026.

Key facts

This page summarizes Joseph R. Nerges's Form 4 filing for CSP INC /MA/ (CSPI).
7 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 10 Jun 2026, 15:38.

Change

Previous filing in this sequence was filed on 13 May 2026.
Current net transaction value: +$28,878.

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

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0000925974 Primary reporting owner

NERGES JOSEPH R

Relationship: 10%+ Owner
Address: 1726 BUNDY ST, SCRANTON
Signature: /s/ Joseph R. Nerges
Signature date: 10 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CSPI transaction

Common Stock

Purchase

Transaction value: $8,750
Shares: +1,000
Change %: +0.07%
Price: $8.75
Shares after: 1,416,530
Date: 08 Jun 2026
Ownership: Direct

CSPI transaction

Common Stock

Purchase

Transaction value: $4,300
Shares: +500
Change %: +0.04%
Price: $8.60
Shares after: 1,417,030
Date: 08 Jun 2026
Ownership: Direct

CSPI transaction

Common Stock

Purchase

Transaction value: $6,722
Shares: +800
Change %: +0.06%
Price: $8.40
Shares after: 1,417,830
Date: 08 Jun 2026
Ownership: Direct

CSPI transaction

Common Stock

Purchase

Transaction value: $6,083
Shares: +700
Change %: +0.05%
Price: $8.69
Shares after: 1,418,530
Date: 09 Jun 2026
Ownership: Direct

CSPI transaction

Common Stock

Purchase

Transaction value: $1,602
Shares: +199
Change %: +0.01%
Price: $8.05
Shares after: 1,418,729
Date: 09 Jun 2026
Ownership: Direct

CSPI transaction

Common Stock

Purchase

Transaction value: $589
Shares: +71
Change %: +0.01%
Price: $8.30
Shares after: 1,418,800
Date: 10 Jun 2026
Ownership: Direct

CSPI transaction

Common Stock

Purchase

Transaction value: $832
Shares: +100
Change %: +0.01%
Price: $8.32
Shares after: 1,418,900
Date: 10 Jun 2026
Ownership: Direct

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

SEC remarks

Entered into confidentiality agreement with CSP Inc. on October 8, 2024.