Tsang Chi Keung
An insider at 1 company in coverage, as reported on Form 4. SEC CIK 2074591. Latest Form 4 filed Oct 27, 2026.
Roles
As stated on the filings: the relationship to the company and any officer title.
| Company | Role | Transactions | First | Latest |
|---|---|---|---|---|
| Bitmine Immersion Technologies, Inc.BMNR | Chief Executive Officer, Director, Officer | 17 | 2026-04-02 | 2026-10-23 |
Transactions: 17
Every transaction reported, newest first, including grants, exercises and derivative securities. Purchases and sales (codes P and S) are open-market trades. The reported price is as stated on the form.
What these mean: insiders, Form 4, transaction codes, Rule 10b5-1 plans.
| Date | Company | Transaction | Shares | Reported price | Value | Filing |
|---|---|---|---|---|---|---|
| 2026-10-23 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Option exerciseRestricted Stock Units | 141 | $0.00 | $0 | Form 4 |
| 2026-10-23 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Tax withholding | 151 | $22.40 | $3.4k | Form 4 |
| 2026-10-23 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Option exercise | 141 | $0.00 | $0 | Form 4 |
| 2026-09-30 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Option exerciseRestricted Stock Units | 3,776 | $0.00 | $0 | Form 4 |
| 2026-09-30 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Tax withholding | 1,294 | $26.43 | $34.2k | Form 4 |
| 2026-09-30 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Option exercise | 3,776 | $0.00 | $0 | Form 4 |
| 2026-07-23 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Option exerciseRestricted Stock Units | 142 | $0.00 | $0 | Form 4 |
| 2026-07-23 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Option exercise | 142 | $0.00 | $0 | Form 4 |
| 2026-06-30 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Option exerciseRestricted Stock Units | 3,776 | $0.00 | $0 | Form 4 |
| 2026-06-30 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Tax withholding | 1,272 | $13.31 | $16.9k | Form 4 |
| 2026-06-30 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Option exercise | 3,776 | $0.00 | $0 | Form 4 |
| 2026-04-23 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Option exerciseRestricted Stock Units | 142 | $0.00 | $0 | Form 4 |
| 2026-04-23 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Option exercise | 142 | $0.00 | $0 | Form 4 |
| 2026-04-07 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Tax withholding | 1,496 | $20.17 | $30.2k | Form 4 |
| 2026-04-07 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Grant or award | 4,186 | $0.00 | $0 | Form 4 |
| 2026-04-02 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Grant or awardRestricted Stock Units | 15,106 | $0.00 | $0 | Form 4 |
| 2026-04-02 | Bitmine Immersion Technologies, Inc.Chief Executive Officer, Director, Officer | Grant or awardStock Options | 30,211 | $0.00 | $0 | Form 4 |
Source: SEC EDGAR, Forms 4. Last ingested by Listed: Oct 30, 2026, 20:53 ET. Listed shows no prices and gives no investment advice.