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sellModerate cluster of 3

Hong He sold $366k of PSIX

director at POWER SOLUTIONS INTERNATIONAL, INC.. 4,000 shares at an average of $91.44, traded Sep 9, 2025, filed Sep 11, 2025.

Warning score
50
Value
$366k
4,000 shares
Holdings after
21,250
-16% from before
From 52-week low
+476%
low $16.11, close $92.81
From 52-week high
-7%
high $99.70, as of Sep 9, 2025

Score components

  • Role
    Director
    +15
  • Trade size
    $366k at market
    +15
  • Share of holdings sold
    Sold 16% of holdings
    +5
  • Cluster
    3 insiders selling within 14 days
    +15

What happened after comparable sells

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 -9.4%, 3m -30.5%, 6m -36.0%.

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.

PSIXOct 12, 2026 · close 50.10
Since filing Sep 11, 2025: -47.0%SPY +19.9% · excess -67.0%

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 0000950170-25-114212, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 9, 2025SOpen-market sale
Common Stock
-1,500$90.00$135k23,750Sep 11, 2025
Sep 9, 2025SOpen-market sale
Common Stock
-2,500$92.31$231k21,250Sep 11, 2025

Related signals

Other insiders at POWER SOLUTIONS INTERNATIONAL, INC. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
52Moderate
PSIXsell 3
POWER SOLUTIONS INTERNATIONAL, INC.
Weichai America Corp.
owner
$7.5M
79,839 shares
-1%
48Moderate
PSIXsell 3
POWER SOLUTIONS INTERNATIONAL, INC.
Hong He
director
$236k
2,500 shares
-12%
52Moderate
PSIXsell 3
POWER SOLUTIONS INTERNATIONAL, INC.
Weichai America Corp.
owner
$3.4M
36,554 shares
-0%
81Strong
PSIXsell 3
POWER SOLUTIONS INTERNATIONAL, INC.
Constantine Xykis
CEO
$717k
7,854 shares
-100%
39Weak
PSIXsell 5
POWER SOLUTIONS INTERNATIONAL, INC.
Hong He
director
$89k
1,000 shares
-4%
52Moderate
PSIXsell 5
POWER SOLUTIONS INTERNATIONAL, INC.
Weichai America Corp.
owner
$7.8M
94,047 shares
-1%
37Weak
PSIXbuy
POWER SOLUTIONS INTERNATIONAL, INC.
Xun Li
CFO
$28k
300 shares
+136%
78Notable
PSIXsell 5
POWER SOLUTIONS INTERNATIONAL, INC.
Xun Li
CFO
$739k
8,000 shares
-97%
64Notable
PSIXsell 5
POWER SOLUTIONS INTERNATIONAL, INC.
Frank P Simpkins
director
$916k
10,000 shares
-29%
52Moderate
PSIXsell 5
POWER SOLUTIONS INTERNATIONAL, INC.
Weichai America Corp.
owner
$4.7M
51,426 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.

Hong He sold $366k of PSIX | InsiderTell