Richtech Robotics (RR)Chief Operating Officer sold ~$511K

~$511K

Approx. value · 100K sh @ $5.11

1M

Holds after · shares reported

Traded

Sep 22, 2025

Filed

Sep 24, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Aug 26, 2025InsiderOfficer sold ~$301K of RR shares in the open market
2. Sep 22, 2025 · this disclosureInsiderOfficer sold ~$511K of RR shares in the open market

What came next

1. Sep 29, 2025Company filing · Form 8-K · Executive change, Shareholder voteChanged a top executive or board member, and held a shareholder vote“On September 29, 2025, Richtech Robotics Inc., a Nevada corporation (the “ Company ”) held its 2025 Annual Meeting of Stockholders (the “ Annual Meeting ”).”
2. Oct 29, 2025Company filing · Form 8-K · Executive changeChanged a top executive or board member“On October 29, 2025, the board of directors (the “ Board ”) of Richtech Robotics, Inc. (the “ Company ”) approved the following compensation arrangement for its independent directors: (A) for the fiscal year ended September 30, 2025, (i) each independent director of the Board will receive a cash payment of $60,000, (ii) the chair of the audit committee of the Board will receive an additional cash payment of $10,000…”
3. Dec 2, 2025Company filing · Form 8-K · Executive changeChanged a top executive or board member“On December 2, 2025, Matthew Casella resigned from his position of President of Richtech Robotics Inc. (the “ Company ”), effective immediately. Mr. Casella’s departure was not in connection with any disagreements with the Company.”

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Richtech Robotics

OQRO holds no insider, Congress, fund or contract record for Richtech Robotics dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its RR page.

Other recent filings by Phil Zheng, Chief Operating Officer

• SEC Form 4 at Richtech Robotics (RR)Aug 28, 2025
• SEC Form 4 at Richtech Robotics (RR)Jun 5, 2025
• SEC Form 4 at Richtech Robotics (RR)Jun 5, 2025
• SEC Form 4 at Richtech Robotics (RR)Jun 2, 2025

The full history of Phil Zheng, Chief Operating Officer is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Richtech Robotics

• SEC Form 4Feb 20, 2026
• SEC Form 4Feb 17, 2026
• SEC Form 4Feb 17, 2026
• SEC Form 4Aug 28, 2025
• SEC Form 4Jun 5, 2025
• SEC Form 4Jun 5, 2025

Everything OQRO holds on this company is on its RR page.