Insider · CIK 0001999118
Jiang Yu
presidentchairofficerdirectorowner
Files at NNE (Nano Nuclear Energy Inc.). First filing Dec 30, 2025, latest Sep 3, 2026.
In brief
Jiang Yu files SEC Form 4 as president, chair, director and 10% owner at NNE (Nano Nuclear Energy Inc.). Since Dec 30, 2025, Jiang Yu has reported 0 open-market buys worth $0 and 4 open-market sells worth $84M, the latest filed on Sep 3, 2026.
A track record needs three past buys with six months of prices behind them; Jiang Yu has 0, so none is measured yet.
The newest scored trade: sold $8.3M of NNE on Sep 1, 2026, filed Sep 3, 2026, scored 33 (weak), under a 10b5-1 plan. In the last 12 months: 0 buys worth $0 and 4 sells worth $84M.
Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 4
$0 bought, $84M sold
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
NNE: Nano Nuclear Energy Inc.
NNEOct 12, 2026 · close 14.29
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 33Weak | Nano Nuclear Energy Inc. | $8.3M 474,500 shares | -6% | - | |
| 25Weak | Nano Nuclear Energy Inc. | $20M 745,900 shares | -9% | +39% from low-53% from high | |
| 25Weak | Nano Nuclear Energy Inc. | $30M 888,000 shares | -10% | +87% from low-39% from high | |
| 40Moderate | Nano Nuclear Energy Inc. | $26M 888,000 shares | -9% | +64% from low-46% from high |
Planned sales
Form 144 notices this insider filed before selling restricted or control stock, newest first.
| Filed | Company | Shares | Value | Sale date | Past 3 months |
|---|---|---|---|---|---|
| Jun 3, 2026 | NNE NANO NUCLEAR ENERGY INC. | 45,900 0.09% of outstanding | $1.4M | Jun 3, 2026 | none |
Transactions
Every row this insider has filed, 49 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Oct 1, 2026 | NNE Nano Nuclear Energy Inc. | AGrant or award Restricted Stock Unitsderivative10b5-1 | +461,223 | $0.00 | $0 | 0 | 9 d ago |
| Sep 1, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -332,569 | $17.45 | $5.8M | 7,891,431 | 41 d ago |
| Sep 2, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -141,931 | $17.48 | $2.5M | 7,749,500 | 41 d ago |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -312,553 | $26.30 | $8.2M | 8,411,447 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -168,626 | $27.16 | $4.6M | 8,242,821 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -10,035 | $27.83 | $279k | 8,232,786 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -3,571 | $28.98 | $103k | 8,229,215 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -5,215 | $29.91 | $156k | 8,224,000 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | +200,000 | $3.00 | $600k | 8,424,000 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -125,021 | $26.30 | $3.3M | 8,298,979 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -67,451 | $27.16 | $1.8M | 8,231,528 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -4,014 | $27.83 | $112k | 8,227,514 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -1,429 | $28.98 | $41k | 8,226,085 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -2,085 | $29.91 | $62k | 8,224,000 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Common Stock10b5-1 | +45,900 | $0.00 | $0 | 8,269,900 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stock10b5-1 | -30,250 | $26.29 | $795k | 8,239,650 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stock10b5-1 | -13,050 | $27.07 | $353k | 8,226,600 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stock10b5-1 | -1,400 | $27.83 | $39k | 8,225,200 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stock10b5-1 | -500 | $28.89 | $14k | 8,224,700 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stock10b5-1 | -700 | $29.91 | $21k | 8,224,000 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Stock Optionsderivativeindirect: By I Financial Ventures Group LLC10b5-1 | -200,000 | $0.00 | $0 | 300,000 | Jun 5, 2026 |
| Jun 3, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Restricted Stock Unitsderivative10b5-1 | -45,900 | $0.00 | $0 | 275,778 | Jun 5, 2026 |
| Jan 28, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | +179,965 | $1.50 | $270k | 9,291,965 | Jan 30, 2026 |
| Jan 28, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -179,965 | $33.83 | $6.1M | 9,112,000 | Jan 30, 2026 |
| Jan 28, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | +196,474 | $1.50 | $295k | 9,308,474 | Jan 30, 2026 |
| Jan 28, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -196,474 | $34.42 | $6.8M | 9,112,000 | Jan 30, 2026 |
| Jan 28, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | +2,222 | $1.50 | $3,333 | 9,114,222 | Jan 30, 2026 |
| Jan 28, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -2,222 | $35.25 | $78k | 9,112,000 | Jan 30, 2026 |
| Jan 28, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -184,403 | $33.83 | $6.2M | 8,927,597 | Jan 30, 2026 |
| Jan 28, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -201,320 | $34.42 | $6.9M | 8,726,277 | Jan 30, 2026 |
| Jan 28, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -2,277 | $35.25 | $80k | 8,724,000 | Jan 30, 2026 |
| Jan 29, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | +19,584 | $1.50 | $29k | 8,743,584 | Jan 30, 2026 |
| Jan 29, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -19,584 | $30.76 | $602k | 8,724,000 | Jan 30, 2026 |
| Jan 29, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | +87,680 | $1.50 | $132k | 8,811,680 | Jan 30, 2026 |
| Jan 29, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -87,680 | $31.81 | $2.8M | 8,724,000 | Jan 30, 2026 |
| Jan 29, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | +10,975 | $1.50 | $16k | 8,734,975 | Jan 30, 2026 |
| Jan 29, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -10,975 | $32.84 | $360k | 8,724,000 | Jan 30, 2026 |
| Jan 29, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | +3,100 | $1.50 | $4,650 | 8,727,100 | Jan 30, 2026 |
| Jan 29, 2026 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -3,100 | $33.74 | $105k | 8,724,000 | Jan 30, 2026 |
| Jan 28, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Stock Optionsderivativeindirect: By I Financial Ventures Group LLC10b5-1 | -378,661 | $0.00 | $0 | 621,339 | Jan 30, 2026 |
| Jan 29, 2026 | NNE Nano Nuclear Energy Inc. | MOption exercise Stock Optionsderivativeindirect: By I Financial Ventures Group LLC10b5-1 | -121,339 | $0.00 | $0 | 500,000 | Jan 30, 2026 |
| Dec 24, 2025 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -337,612 | $30.06 | $10M | 9,662,388 | Dec 30, 2025 |
| Dec 24, 2025 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -38,049 | $30.75 | $1.2M | 9,624,339 | Dec 30, 2025 |
| Dec 24, 2025 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -2,813 | $31.43 | $88k | 9,621,526 | Dec 30, 2025 |
| Dec 26, 2025 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -325,633 | $28.44 | $9.3M | 9,295,893 | Dec 30, 2025 |
| Dec 26, 2025 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -7,436 | $29.41 | $219k | 9,288,457 | Dec 30, 2025 |
| Dec 29, 2025 | NNE Nano Nuclear Energy Inc. | SOpen-market sale Common Stockindirect: By I Financial Ventures Group LLC10b5-1 | -176,457 | $27.03 | $4.8M | 9,112,000 | Dec 30, 2025 |
| Nov 13, 2025 | NNE Nano Nuclear Energy Inc. | AGrant or award Restricted Stock Unitsderivative | +183,978 | $0.00 | $0 | 0 | Nov 17, 2025 |
| Jun 3, 2025 | NNE Nano Nuclear Energy Inc. | AGrant or award Restricted Stock Unitsderivative | +137,700 | $0.00 | $0 | 0 | Jun 5, 2025 |
Questions about Jiang Yu
Answered from the filings on this page, as of the latest one.
Is Jiang Yu buying or selling?
In the last 12 months Jiang Yu reported 0 open-market buys worth $0 and 4 open-market sells worth $84M on SEC Form 4; the latest was sold $8.3M of NNE on Sep 1, 2026. Grants, option exercises and tax withholding are not counted.
How did Jiang Yu's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Jiang Yu has 0.
Where does Jiang Yu file Form 4?
Jiang Yu has filed Form 4 at NNE (Nano Nuclear Energy Inc.) as President and Chairman. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
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.