Nano Nuclear Energy (NNE) 4: Yu Jiang sold 337,612 shares of Common Stock at $30.06 on 2… (Dec 30, 2025)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2025-12-24 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: Nano Nuclear Energy Inc. (NNE) CIK: 0001923891 --- Reporting Owner --- Name: Yu Jiang CIK: 0001999118 Role: Director, Officer (President and Chairman), 10%+ Owner --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2025-12-24 | Code: S (Open market sale) Shares: -337,612 | Price: $30.06 Total Value: $10,149,967.17 Shares Owned After: 9,662,388 | Ownership: I (Indirect) | Nature: By I Financial Ventures Group LLC Footnotes: [F1] The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. [F2] This transaction was executed in multiple trades during the day at prices ranging from $29.3200 to $30.3100. 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. [F1] The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. [Transaction #2] Security: Common Stock Date: 2025-12-24 | Code: S (Open market sale) Shares: -38,049 | Price: $30.75 Total Value: $1,170,075.24 Shares Owned After: 9,624,339 | Ownership: I (Indirect) | Nature: By I Financial Ventures Group LLC Footnotes: [F1] The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. [F3] This transaction was executed in multiple trades during the day at prices ranging from $30.3200 to $31.3100. 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. [F1] The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. [Transaction #3] Security: Common Stock Date: 2025-12-24 | Code: S (Open market sale) Shares: -2,813 | Price: $31.43 Total Value: $88,421.87 Shares Owned After: 9,621,526 | Ownership: I (Indirect) | Nature: By I Financial Ventures Group LLC Footnotes: [F1] The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. [F4] This transaction was executed in multiple trades during the day at prices ranging from $31.3700 to $31.4500. 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. [F1] The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. [Transaction #4] Security: Common Stock Date: 2025-12-26 | Code: S (Open market sale) Shares: -325,633 | Price: $28.44 Total Value: $9,262,533.00 Shares Owned After: 9,295,893 | Ownership: I (Indirect) | Nature: By I Financial Ventures Group LLC Footnotes: [F1] The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. [F5] This transaction was executed in multiple trades during the day at prices ranging from $28.0300 to $28.9100. 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. [F1] The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. [Transaction #5] Security: Common Stock Date: 2025-12-26 | Code: S (Open market sale) Shares: -7,436 | Price: $29.41 Total Value: $218,698.71 Shares Owned After: 9,288,457 | Ownership: I (Indirect) | Nature: By I Financial Ventures Group LLC Footnotes: [F1] The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. [F6] This transaction was executed in multiple trades during the day at prices ranging from $29.1000 to $29.7600. 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. [F1] The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. [Transaction #6] Security: Common Stock Date: 2025-12-29 | Code: S (Open market sale) Shares: -176,457 | Price: $27.03 Total Value: $4,769,632.71 Shares Owned After: 9,112,000 | Ownership: I (Indirect) | Nature: By I Financial Ventures Group LLC Footnotes: [F1] The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. [F7] This transaction was executed at a price of $27.0300. 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. [F1] The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. --- Footnotes (Complete Index) --- F1: The reporting person is the sole shareholder and director of I Financial Ventures Group LLC ("I Financial"), a limited liability company incorporated under the laws of Delaware, which is the record holder of the securities reported herein. The reporting person, as such, has investment control over the securities of the issuer held by I Financial and may be deemed the beneficial owner of such securities. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person through I Financial, in September 2025, and was executed in the account of I Financial. F2: This transaction was executed in multiple trades during the day at prices ranging from $29.3200 to $30.3100. 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. F3: This transaction was executed in multiple trades during the day at prices ranging from $30.3200 to $31.3100. 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. F4: This transaction was executed in multiple trades during the day at prices ranging from $31.3700 to $31.4500. 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 $28.0300 to $28.9100. 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 $29.1000 to $29.7600. 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 at a price of $27.0300. 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. --- Signature --- /s/ /s/ Jiang Yu (2025-12-30)