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buyWeak

Joseph R Nerges bought $46k of CSPI

owner at CSP INC /MA/. 3,850 shares at an average of $11.91, traded Jun 13, 2025, filed Jun 16, 2025.

Conviction score
31
Value
$46k
3,850 shares
Holdings after
1,392,863
+0% from before
From 52-week low
+0%
low $11.45, close $11.49
From 52-week high
-44%
high $20.43, as of Jun 13, 2025

Score components

  • Role
    10% owner
    +12
  • Trade size
    $46k at market
    +6
  • Relative to holdings
    Under 1% of holdings (0.3%)
    -5
  • Price context
    0% above the 52-week low; 44% below the 52-week high
    +18
  • Cluster
    No other insider buying within 14 days
    0
  • Repeat buying
    3 buys in 90 days
    +5
  • Track record
    Too few past buys to judge (0 with prices)
    0
  • Outside holder
    A 10% owner who is not an officer or director
    -5

What happened after comparable buys

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

This signal so far: 1m -0.2%, 3m -2.7%, 6m +29.1%.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

CSPIOct 9, 2026 · close 7.36
Since filing Jun 16, 2025: -35.7%SPY +31.2% · excess -66.9%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001214659-25-009230, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Jun 13, 2025POpen-market purchase
Common Stock
+1,000$11.99$12k1,390,013Jun 16, 2025
Jun 13, 2025POpen-market purchase
Common Stock
+2,150$11.91$26k1,392,163Jun 16, 2025
Jun 13, 2025POpen-market purchase
Common Stock
+500$11.80$5,9001,392,663Jun 16, 2025
Jun 13, 2025POpen-market purchase
Common Stock
+200$11.72$2,3431,392,863Jun 16, 2025

Related signals

Other insiders at CSP INC /MA/ and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
8Weak
CSPIbuy
CSP INC /MA/
Joseph R Nerges
owner
$36k
4,600 shares
+0%
30Weak
CSPIbuy
CSP INC /MA/
Joseph R Nerges
owner
$29k
3,370 shares
+0%
44Moderate
CSPIbuy 4
CSP INC /MA/
Anthony Folger
director
$23k
2,500 shares
+25%
38Weak
CSPIbuy 4
CSP INC /MA/
Ismail Azeri
director
$23k
2,500 shares
+2%
36Weak
CSPIbuy 4
CSP INC /MA/
Joseph R Nerges
owner
$39k
4,248 shares
+0%
44Moderate
CSPIbuy 4
CSP INC /MA/
Stephen J. Webber
director
$24k
2,500 shares
+25%
25Weak
CSPIbuy
CSP INC /MA/
Joseph R Nerges
owner
$19k
2,207 shares
+0%
30Weak
CSPIbuy
CSP INC /MA/
Joseph R Nerges
owner
$26k
3,000 shares
+0%
30Weak
CSPIbuy
CSP INC /MA/
Joseph R Nerges
owner
$102k
11,012 shares
+1%
10Weak
CSPIbuy
CSP INC /MA/
Joseph R Nerges
owner
$25k
2,200 shares
+0%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Joseph R Nerges bought $46k of CSPI | InsiderTell