Nano Nuclear CEO sells shares after option exercises
Nano Nuclear Energy Inc. director and CEO James John Walker reported an exercise-and-sell transaction in the company’s common stock.
Rhea-AI Filing Summary
Nano Nuclear Energy Inc. director and CEO James John Walker reported an exercise-and-sell transaction in the company’s common stock. He exercised 70,000 stock options at an exercise price of $3.00 per share and 28,688 Restricted Stock Units that settled into common shares, then sold 123,688 shares in multiple open-market trades at prices generally in the mid-to-high $20s. The filing notes these sales were carried out under a pre-arranged Rule 10b5-1 trading plan. After the transactions, he held 580,000 common shares directly.
Positive
- None.
Negative
- None.
Insider Trade Summary 10b5-1
Exercise and sale activity reported; no spread calculated
Exercise and Sale
12 txns
Insider
Walker James John
Role
Chief Executive Officer
Sold
123,688 shs ($3.28M)
Approx. gross sale proceeds
$3.28M
Approx. exercise cost
$210K
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Exercise | Stock Options | 70,000 | $0.00 | $0.00 |
| Exercise | Restricted Stock Units | 28,688 | $0.00 | $0.00 |
| Exercise | Common Stock | 70,000 | $3.00 | $210K |
| Sale | Common Stock | 46,145 | $26.179 | $1.21M |
| Sale | Common Stock | 22,380 | $27.063 | $606K |
| Sale | Common Stock | 1,475 | $27.90 | $41K |
| Exercise | Common Stock | 28,688 | $0.00 | $0.00 |
| Sale | Common Stock | 25,792 | $26.769 | $690K |
| Sale | Common Stock | 2,624 | $27.555 | $72K |
| Sale | Common Stock | 201 | $28.689 | $6K |
| Sale | Common Stock | 71 | $29.91 | $2K |
| Sale | Common Stock | 25,000 | $26.038 | $651K |
Holdings After Transaction:
Stock Options — 430,000 contracts (Direct);
Restricted Stock Units — 146,398 contracts (Direct);
Common Stock — 555,000 shares (Direct)
Footnotes (11)
- F1. Represents shares of common stock issued upon exercise of certain options originally granted to the reporting person at the exercise price of $3.00 per share, which were fully vested and exercisable on June 7, 2023, with expiry on June 7, 2026. On June 3, 2026, such options were exercised.
- F2. Represents shares of common stock issued upon the settlement of certain Restricted Stock Units ("RSUs") granted on June 3, 2025 under the Issuer's 2025 Equity Incentive Plan based on a value per share of $29.18, the closing price of the Issuer's common stock as reported on The Nasdaq Capital Market on June 3, 2025. On June 3, 2026, one third (1/3) of such RSUs were vested and settled.
- F3. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person in September 2025.
- F4. This transaction was executed in multiple trades during the day at prices ranging from $25.7100 to $26.7000. The weighted-average price is reported above. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.
- F5. This transaction was executed in multiple trades during the day at prices ranging from $26.7050 to $27.6800. The weighted-average price is reported above. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.
- F6. This transaction was executed in multiple trades during the day at prices ranging from $27.7200 to $28.3750. The weighted-average price is reported above. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.
- F7. This transaction was executed in multiple trades during the day at prices ranging from $26.3700 to $27.3400. The weighted-average price is reported above. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.
- F8. This transaction was executed in multiple trades during the day at prices ranging from $27.3700 to $27.9400. The weighted-average price is reported above. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.
- F9. This transaction was executed in multiple trades during the day at prices ranging from $28.6600 to $28.9000. The weighted-average price is reported above. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.
- F10. This transaction was executed at a price of $29.9100. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.
- F11. This transaction was executed in multiple trades during the day at prices ranging from $25.7100 to $26.3700. The weighted-average price is reported above. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.
Key Figures
Shares sold: 123,688 shares
Option exercise: 70,000 shares at $3.00/share
RSU settlement: 28,688 shares
+3 more
6 metrics
Shares sold
123,688 shares
Total common shares sold in open-market transactions on June 3, 2026
Option exercise
70,000 shares at $3.00/share
Common shares acquired via stock option exercise
RSU settlement
28,688 shares
Common shares issued upon RSU settlement on June 3, 2026
Post-transaction holdings
580,000 shares
Common shares directly held after all reported transactions
Sample sale price
$29.9100 per share
Price for a 71-share open-market sale
Exercise-and-sell net direction
Net-sell 123,688 shares
Net share change from combined sales and exercises
Key Terms
Rule 10b5-1 trading plan, Restricted Stock Units ("RSUs"), weighted-average price, Equity Incentive Plan, +1 more
5 terms
Rule 10b5-1 trading plan financial
"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person in September 2025."
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
Restricted Stock Units ("RSUs") financial
"Represents shares of common stock issued upon the settlement of certain Restricted Stock Units ("RSUs") granted on June 3, 2025 under the Issuer's 2025 Equity Incentive Plan"
Restricted stock units (RSUs) are a company promise to give an employee shares of stock (or cash equivalent) in the future, but only after certain conditions—usually staying with the company for a set time or hitting performance goals—are met. Investors watch RSUs because when they vest they increase the number of shares outstanding and can lead insiders to sell shares, affecting share price, company dilution and the true cost of employee pay.
weighted-average price financial
"This transaction was executed in multiple trades during the day at prices ranging from $25.7100 to $26.7000. The weighted-average price is reported above."
Weighted-average price is the average of multiple prices where each price is counted according to its size or importance—larger trades carry more weight than smaller ones, like averaging course grades by credit hours. It matters to investors because it gives a more realistic picture of the true price paid or received, helping assess trade execution, compare performance, calculate cost basis, and value positions more accurately than a simple average.
Equity Incentive Plan financial
"RSUs granted on June 3, 2025 under the Issuer's 2025 Equity Incentive Plan based on a value per share of $29.18"
An equity incentive plan is a program that gives employees, executives or directors the right to receive company stock or options to buy stock as part of their pay. Think of it as offering slices of future company profit to motivate people to boost long‑term performance; for investors it matters because it can align employee goals with shareholder value but also increases the number of shares outstanding, which can dilute existing ownership.
Stock Options financial
"Stock Options transaction with 70,000.0000 derivative shares and a conversion or exercise price of 3.0000"
Stock options are agreements that give a person the right to buy or sell a company's stock at a specific price within a certain time frame. They are often used as a reward or incentive, similar to a coupon that can be used later if the stock price rises, allowing the holder to make a profit.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What did Nano Nuclear Energy (NNE) CEO James John Walker report in this Form 4?
James John Walker reported a combination of option and RSU exercises plus open-market sales of Nano Nuclear Energy common stock. The filing shows both acquisition of shares through exercises and subsequent sales executed on the same date.
What equity awards did the Nano Nuclear Energy (NNE) CEO exercise in this filing?
He exercised 70,000 stock options with an exercise price of $3.00 per share and 28,688 Restricted Stock Units that settled into common stock. The RSUs were granted under Nano Nuclear Energy’s 2025 Equity Incentive Plan and vested and settled on the transaction date.
Was the Nano Nuclear Energy (NNE) CEO’s stock sale pre-planned under Rule 10b5-1?
Yes. A footnote states that at least one of the transactions was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person in September 2025, indicating the sales were pre-arranged rather than newly decided on the trade date.
What are the key dates tied to the Nano Nuclear Energy (NNE) CEO’s options and RSUs?
The options exercised at $3.00 per share were fully vested and exercisable on June 7, 2023, with expiry on June 7, 2026. The RSUs were granted on June 3, 2025, with one-third vesting and settling into shares on June 3, 2026.
AI-generated analysis. How Rhea-AI works. Not financial advice.
