CSP Inc. (CSPI) Insider Trading
Over the last 3 months, CSPI insiders made 17 open-market buys and 0 sales, a net purchase of $134K (SEC Form 4). Multiple insiders bought within days of each other (cluster buying). Over the last 6 months, 33 institutions increased and 26 reduced their position (13F).
Insider Activity
Sentiment
100/100
Buys (3m)
17
Sells (3m)
0
Net (3m)
$134.0K
Insiders buyingCluster buying
Insider trades by month Buys Sells
Jun
Sep
Feb
Mar
May
Jun
Context3-month price -8.2%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 10, 2026 | NERGES JOSEPH R10 percent owner | Buy | 199 | $8.05 |
| Jun 10, 2026 | NERGES JOSEPH R10 percent owner | Buy | 500 | $8.60 |
| Jun 10, 2026 | NERGES JOSEPH R10 percent owner | Buy | 800 | $8.40 |
| Jun 10, 2026 | NERGES JOSEPH R10 percent owner | Buy | 71 | $8.29 |
| Jun 10, 2026 | NERGES JOSEPH R10 percent owner | Buy | 100 | $8.32 |
| Jun 10, 2026 | NERGES JOSEPH R10 percent owner | Buy | 700 | $8.69 |
| Jun 10, 2026 | NERGES JOSEPH R10 percent owner | Buy | 1,000 | $8.75 |
| May 18, 2026 | FOLGER ANTHONYdirector | Buy | 2,500 | $9.36 |
| May 14, 2026 | Azeri Ismaildirector | Buy | 218 | $9.41 |
| May 14, 2026 | Azeri Ismaildirector | Buy | 2,282 | $9.38 |
| May 13, 2026 | NERGES JOSEPH R10 percent owner | Buy | 400 | $9.19 |
| May 13, 2026 | NERGES JOSEPH R10 percent owner | Buy | 348 | $9.18 |
| May 13, 2026 | NERGES JOSEPH R10 percent owner | Buy | 1,500 | $9.22 |
| May 13, 2026 | NERGES JOSEPH R10 percent owner | Buy | 800 | $9.30 |
| May 13, 2026 | NERGES JOSEPH R10 percent owner | Buy | 200 | $9.15 |
| May 13, 2026 | NERGES JOSEPH R10 percent owner | Buy | 500 | $9.20 |
| May 13, 2026 | Webber Stephen J.director | Buy | 2,500 | $9.48 |
| Apr 15, 2026 | Azeri Ismaildirector | Grant | 5,000 | — |
| Apr 1, 2026 | SOUTHWELL GARYofficer: President ARIA Cybersecurity | Grant | 15,000 | — |
| Apr 1, 2026 | Webber Stephen J.director | Grant | 10,000 | — |
| Apr 1, 2026 | FOLGER ANTHONYdirector | Grant | 10,000 | — |
| Mar 13, 2026 | NERGES JOSEPH R10 percent owner | Buy | 200 | $8.59 |
| Mar 13, 2026 | NERGES JOSEPH R10 percent owner | Buy | 500 | $8.58 |
| Mar 13, 2026 | NERGES JOSEPH R10 percent owner | Buy | 300 | $8.45 |
| Mar 13, 2026 | NERGES JOSEPH R10 percent owner | Buy | 407 | $8.45 |
| Mar 13, 2026 | NERGES JOSEPH R10 percent owner | Buy | 400 | $8.50 |
| Feb 26, 2026 | NERGES JOSEPH R10 percent owner | Buy | 300 | $8.91 |
| Feb 26, 2026 | NERGES JOSEPH R10 percent owner | Buy | 500 | $8.69 |
| Feb 26, 2026 | NERGES JOSEPH R10 percent owner | Buy | 100 | $8.70 |
| Feb 26, 2026 | NERGES JOSEPH R10 percent owner | Buy | 200 | $8.92 |
Source: CSPI SEC Form 4 filings, latest Jun 10, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their CSPI positions over the last 6 months (SEC Form 13F).
Increased
33
New positions
13
Reduced
26
Sold out
12
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| VISIONARY WEALTH ADVISORS | Increased | 785K | May 13, 2026 |
| VISIONARY WEALTH ADVISORS | Increased | 765K | Feb 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 709K | May 15, 2026 |
| VANGUARD GROUP INC | Increased | 445K | Jan 29, 2026 |
| BLACKROCK, INC. | Increased | 374K | Feb 12, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 370K | Feb 12, 2026 |
| BLACKROCK, INC. | Reduced | 369K | May 13, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 360K | May 7, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 286K | Feb 12, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 277K | May 14, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 176K | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 163K | Feb 9, 2026 |
| FARTHER FINANCE ADVISORS, LLC | New Position | 101K | Apr 7, 2026 |
| STATE STREET CORP | Increased | 74K | May 15, 2026 |
| STATE STREET CORP | Increased | 73K | Feb 13, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.