CSP INC /MA/
Total Trades
57
Buys
53
Sells
4
Largest Trade
$100K–$500K
Insiders
4
Institutional Funds
32
Inst. Value
$1M+
Activist Filings
9
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| NERGES JOSEPH R | 10% Owner | BUY | $50K–$100K | 10K | $7.36 | May 17, 2022 |
| NERGES JOSEPH R | 10% Owner | BUY | $15K–$50K | 3K | $7.04 | Apr 29, 2022 |
| NERGES JOSEPH R | 10% Owner | BUY | $15K–$50K | 2K | $7.35 | Apr 11, 2022 |
| LEVINE GARY W | CFO | SELL | $1K–$15K | 1K | $7.80 | Mar 17, 2022 |
| NERGES JOSEPH R | 10% Owner | BUY | $15K–$50K | 4K | $8.36 | Feb 9, 2022 |
| NERGES JOSEPH R | 10% Owner | BUY | $15K–$50K | 2K | $8.41 | Jan 25, 2022 |
| NERGES JOSEPH R | 10% Owner | BUY | $15K–$50K | 4K | $8.61 | Jan 13, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 32 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Visionary Wealth Advisors | 765K | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 359K | $1M+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 286K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 142K | $1M+ | SH |
| STATE STREET CORP | 73K | $500K+ | SH |
| Bank of New York Mellon Corp | 47K | $500K+ | SH |
| SEGALL BRYANT & HAMILL, LLC | 38K | $100K–$500K | SH |
| Integrated Wealth Concepts LLC | 24K | $100K–$500K | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 23K | $100K–$500K | SH |
| BARCLAYS PLC | 11K | $100K–$500K | SH |
| NAVELLIER & ASSOCIATES INC | 10K | $100K–$500K | SH |
| NEW YORK STATE COMMON RETIREMENT FUND | 7K | $50K–$100K | SH |
| DEUTSCHE BANK AG\ | 6K | $50K–$100K | SH |
| RHUMBLINE ADVISERS | 5K | $50K–$100K | SH |
| CITIGROUP INC | 5K | $50K–$100K | SH |
| Copeland Capital Management, LLC | 4K | $15K–$50K | SH |
| VANGUARD GROUP INC | 3K | $15K–$50K | SH |
| UBS Group AG | 3K | $15K–$50K | SH |
| BlackRock, Inc. | 3K | $15K–$50K | SH |
| Police & Firemen's Retirement System of New Jersey | 3K | $15K–$50K | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G · Feb 13, 2026
7.7%
765K shares
SC 13G/A · Apr 15, 2025
4.3%
420K shares
SC 13G · Feb 14, 2025
7.8%
767K shares
SC 13D · Aug 19, 2024
14.1%
1.4M shares
Visionary Wealth Advisors (Tax ID 46-5210986)
SC 13G · Feb 14, 2024
6.2%
293K shares
Visionary Wealth Advisors (Tax ID 46-5210986)
SC 13G · Feb 14, 2023
6.1%
276K shares
Dimensional Fund Advisors LP 30-0447847
SC 13G/A · Feb 10, 2023
5.8%
266K shares
Visionary Wealth Advisors (Tax ID 46-5210986)
SC 13G · Feb 15, 2022
6.2%
271K shares
Renaissance Technologies LLC 26-0385758
SC 13G/A · Feb 10, 2022
4.7%
207K shares