RR · Richtech Robotics Inc.

The securities were sold pursuant to Rule 144.

The securities were sold pursuant to Rule 144.

The securities were sold pursuant to Rule 144.

The reported securities were withheld to satisfy the Reporting Person's tax liability in connection with the vesting of RSAs. The tax withholding was approved by the Board of Directors of the Issuer.

Represents 400,000 restricted stock awards ("RSAs") granted by the Board of Directors of the Issuer to the Reporting Person on December 4, 2025. The RSAs were fully vested on the date of granting.

Represents 60,000 restricted stock awards ("RSAs") granted by the Board of Directors of the Issuer to the Reporting Person on December 4, 2025. The RSAs were fully vested on the date of granting.

Represents 600,000 restricted stock awards ("RSAs") granted by the Board of Directors of the Issuer the Reporting Person on December 4, 2025. The RSAs were fully vested on the date of granting.

Represents 400,000 restricted stock awards ("RSAs") granted by the Board of Directors of the Issuer to the Reporting Person on December 4, 2025. The RSAs were fully vested on the date of granting.

The reported securities were withheld to satisfy the Reporting Person's tax liability in connection with the vesting of RSAs. The tax withholding was approved by the Board of Directors of the Issuer.

The reported securities were withheld to satisfy the Reporting Person's tax liability in connection with the vesting of RSAs. The tax withholding was approved by the Board of Directors of the Issuer.

Represents 24,000 RSAs granted by the Board of Directors of the Issuer to the Reporting Person on October 29, 2025. The RSAs vest quarterly in equal installments beginning November 17, 2025.

Represents 24,000 RSAs granted by the Board of Directors of the Issuer to the Reporting Person on October 29, 2025. The RSAs vest quarterly in equal installments beginning November 17, 2025.

Represents 24,000 RSAs granted by the Board of Directors of the Issuer to the Reporting Person on October 29, 2025. The RSAs vest quarterly in equal installments beginning November 17, 2025.

This amendment to Form 4 is being filed to amend the original Form 4 filed on October 3, 2025 (the "Original Filing"), which reported that Zhenwu Huang transferred 200,000 the shares of common stock of the issuer to the Reporting Person. The attempted transfer was rejected by the issuer and transfer agent and therefore no transfer occurred.

This amendment to Form 4 is being filed to amend the original Form 4 filed on October 3, 2025 (the "Original Filing"), which reported that Zhenwu Huang transferred 200,000 the shares of common stock of the issuer to the Reporting Person. The attempted transfer was rejected by the issuer and transfer agent and therefore no transfer occurred.

Represents shares previously acquired by the Reporting Person in November 2023.

This sale was executed in multiple trades during the day at prices ranging from $4.385 to $5.57. The weighted-average price is $5.1122. 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. Shares were sold in the open market.

Represents shares previously acquired by the Reporting Person in October 2019.

This sale was executed in multiple trades during the day at prices ranging from $2.38 to $3.24. The weighted-average price is $3.010. 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. Shares were sold in the open market.

Represents shares previously acquired by the Reporting Person in October 2019.

This sale was executed in multiple trades during the day at prices ranging from $ 2.53 to $ 2.54. The weighted-average price is $ 2.533. 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. Shares were sold in the open market.

Represents shares previously acquired by the Reporting Person in October 2019.

This sale was executed in multiple trades during the day at prices ranging from $2.48 to $2.485. The weighted-average price is $2.481. 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. Shares were sold in the open market.

Represents shares previously acquired by the Reporting Person in October 2019.

This sale was executed in multiple trades during the day at prices ranging from $2.56 to $2.705. The weighted-average price is $2.64. 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. Shares were sold in the open market.

This sale was executed in multiple trades during the day at prices ranging from $1.64 to $1.71. The weighted-average price is $1.668. 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.

Shares were sold in the open market.

Represents 18,000 RSAs granted by the Board of Directors of the Issuer to the Reporting Person on February 17, 2025. 6,000 RSAs vested on each of February 17, 2025, May 17, 2025 and August 17, 2025.

Represents 18,000 RSAs granted by the Board of Directors of the Issuer to the Reporting Person on February 17, 2025. 6,000 RSAs vested on each of February 17, 2025, May 17, 2025 and August 17, 2025.

Represents 18,000 RSAs granted by the Board of Directors of the Issuer to the Reporting Person on February 17, 2025. 6,000 RSAs vested on each of February 17, 2025, May 17, 2025 and August 17, 2025.

Represents 200,000 restricted stock awards ("RSAs") acquired by the Reporting Person on November 28, 2024 through the Issuer's Amended and Restated 2023 Stock Option Plan. The RSAs were fully vested on the date of granting.

Represents 60,000 restricted stock awards ("RSAs") acquired by the Reporting Person on November 28, 2024 through the Issuer's Amended and Restated 2023 Stock Option Plan. The RSAs were fully vested on the date of granting.

Represents 10,000 RSAs granted by the Board of Directors of the Issuer to the Reporting Person on November 20, 2024. The RSAs were fully vested on the date of granting.

Represents 10,000 RSAs granted by the Board of Directors of the Issuer to the Reporting Person on November 20, 2024. The RSAs were fully vested on the date of granting.

Represents 10,000 RSAs granted by the Board of Directors of the Issuer to the Reporting Person on November 20, 2024. The RSAs were fully vested on the date of granting.

The shares of Class A Common Stock are convertible into share of Class B Common Stock at any time at the option of the holder on a one-for-one basis, and have no expiration date. Each share of Class B Common Stock is entitled to the same rightsapplicable to each share of Class A Common Stock, except each share of Class B Common Stock is entitled to one (1) vote whereas each share of Class A Common Stock is entitled to ten (10) votes on all matters submitted to a vote of stockholders of the Issuer.

Shares were sold in the open market.

King Bliss, a company incorporated in the British Virgin Islands, is the record holder of the securities reported herein. Mr. Zilong Zhao is the sole shareholder and director of King Bliss and as such, has investment control over the shares held by KingBliss and as such, may be deemed the beneficial owner of such shares. Mr. Zilong Zhao disclaims beneficial ownership of the shares held by King Bliss, except to the extent of such person's pecuniary interest therein.

Represents 12,000 restricted stock awards ("RSAs") granted by the Board of Directors of the Issuer to the Reporting Person on July 8, 2024. The RSAs were fully vested on the date of granting.

Represents 12,000 restricted stock awards ("RSAs") granted by the Board of Directors of the Issuer to the Reporting Person on July 8, 2024. The RSAs were fully vested on the date of granting.

Represents 12,000 restricted stock awards ("RSAs") granted by the Board of Directors of the Issuer to the Reporting Person on July 8, 2024. The RSAs were fully vested on the date of granting.

The shares of Class A Common Stock are convertible into share of Class B Common Stock at any time at the option of the holder on a one-for-one basis, and have no expiration date. Each share of Class B Common Stock is entitled to the same rights applicable to each share of Class A Common Stock, except each share of Class B Common Stock is entitled to one (1) vote whereas each share of Class A Common Stock is entitled to ten (10) votes on all matters submitted to a vote of stockholders of the Issuer.

Pursuant to the terms of the Securities Transfer Agreements (the "Agreements"), each dated December 7, 2023, December 8, 2023, and December 13, 2023, by and between the Issuer, King Bliss Limited ("King Bliss"), and the transferees named in the Agreements (the "Transferees"), on December 26, 2023, King Bliss transferred to the Transferees an aggregate of 2,219,000 shares of the Company's Class A common stock, par value $0.0001 ("Class A Common Stock").

King Bliss, a company incorporated in the British Virgin Islands, is the record holder of the securities reported herein. Mr. Zilong Zhao is the sole shareholder and director of King Bliss and as such, has investment control over the shares held by King Bliss and as such, may be deemed the beneficial owner of such shares. Mr. Zilong Zhao disclaims beneficial ownership of the shares held by King Bliss, except to the extent of such person's pecuniary interest therein.