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sellWeak cluster of 210b5-1 plan

Jiang Yu sold $8.3M of NNE

President and Chairman at Nano Nuclear Energy Inc.. 474,500 shares at an average of $17.46, traded Sep 1, 2026, filed Sep 3, 2026.

Warning score
33
Value
$8.3M
474,500 shares
Holdings after
7,749,500
-6% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet

Score components

  • Role
    President
    +20
  • Trade size
    $8.3M at market
    +25
  • Share of holdings sold
    Sold 5.8% of holdings
    0
  • Cluster
    2 insiders selling within 14 days
    +8
  • 10b5-1 plan
    Pre-scheduled under a 10b5-1 plan
    -20

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.

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.

NNEOct 12, 2026 · close 14.29
Since filing Sep 3, 2026: -19.0%SPY +0.9% · excess -19.9%

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 0001493152-26-041362, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Sep 1, 2026SOpen-market sale
Common Stockindirect: By I Financial Ventures Group LLC10b5-1
-332,569$17.45$5.8M7,891,43142 d ago
Sep 2, 2026SOpen-market sale
Common Stockindirect: By I Financial Ventures Group LLC10b5-1
-141,931$17.48$2.5M7,749,50042 d ago

Related signals

Other insiders at Nano Nuclear Energy Inc. and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
30Weak
NNEsell 210b5-1
Nano Nuclear Energy Inc.
James John Walker
Chief Executive Officer
$436k
25,000 shares
-4%
30Weak
NNEsell 210b5-1
Nano Nuclear Energy Inc.
James John Walker
Chief Executive Officer
$444k
25,000 shares
-4%
35Weak
NNEsell 7
Nano Nuclear Energy Inc.
Seth Jason Berl
director
$93k
3,750 shares
-33%
32Weak
NNEsell 710b5-1
Nano Nuclear Energy Inc.
Jaisun Garcha
Chief Financial Officer
$986k
37,215 shares
-10%
24Weak
NNEsell 710b5-1
Nano Nuclear Energy Inc.
Diane Elizabeth Hare
director
$91k
3,428 shares
-100%
33Weak
NNEsell 7
Nano Nuclear Energy Inc.
Florent Heidet
Chief Technology Officer
$75k
3,000 shares
-33%
17Weak
NNEsell 710b5-1
Nano Nuclear Energy Inc.
I Financial Ventures Group LLC
owner
$19M
700,000 shares
-8%
25Weak
NNEsell 710b5-1
Nano Nuclear Energy Inc.
Jiang Yu
President and Chairman
$20M
745,900 shares
-9%
35Weak
NNEsell 710b5-1
Nano Nuclear Energy Inc.
James John Walker
Chief Executive Officer
$3.3M
123,688 shares
-19%
35Weak
NNEsell
Nano Nuclear Energy Inc.
Seth Jason Berl
director
$101k
3,664 shares
-49%

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.

Jiang Yu sold $8.3M of NNE | InsiderTell