BitMine Immersion Technologies, Inc. Chief Executive Officer Tsang Chi Keung filed a Form 4 on October 26, 2026, reporting multiple equity transactions spanning April 2, 2026 through October 23, 2026, including RSU vestings, tax-withholding disposals, and a new stock option grant.

Key Highlights

  • New option grant: Tsang Chi Keung received 30,211 stock options on April 2, 2026, at an exercise price of $19.46, expiring April 2, 2036, as part of his fiscal year 2026 annual long-term incentive award.
  • RSU award for CEO service: 15,106 restricted stock units were granted on April 2, 2026, vesting in quarterly installments over 12 months following the grant date.
  • Tax-withholding disposals: Shares were withheld for taxes on four separate dates: 1,496 shares at $20.17, 1,272 shares at $13.31, 1,294 shares at $26.43, and 151 shares at $22.40.
  • Quarterly RSU vestings: Three separate vesting events of 3,776 shares each occurred on April 7, June 30, and September 30, 2026, at $0 cost per the filing.
  • Resulting direct ownership: Following the October 23, 2026 transactions, Tsang Chi Keung directly and beneficially owned 7,950 shares of common stock.
  • Remaining derivative holdings: As of October 23, 2026, the reporting person held 30,211 stock options and 142 restricted stock units outstanding.

Tsang Chi Keung's Equity Transactions at BitMine Immersion Technologies

According to the Form 4 filed with the SEC on October 26, 2026, Tsang Chi Keung, who serves as both a Director and Chief Executive Officer of BitMine Immersion Technologies, Inc. (NASDAQ:BMNR), reported a series of non-derivative and derivative securities transactions beginning April 2, 2026. The filing covers activity through October 23, 2026 and was signed by Bailey White as attorney-in-fact.

The filing discloses that on April 2, 2026, Tsang received two components of what the filing describes as his "annual long-term incentive award for service as Chief Executive Officer during fiscal year 2026." The first component consisted of 30,211 stock options with an exercise price of $19.46 per share, vesting in four equal quarterly installments following the grant date and expiring ten years from the date of grant. The second component consisted of 15,106 restricted stock units, each representing a contingent right to receive one share of common stock, vesting in quarterly installments over the 12 months following the grant date, subject to continued service through each vesting date.

Separately, the filing notes that RSUs granted on January 23, 2026 in connection with a prorated performance bonus also continued vesting during the covered period, in four quarterly installments beginning April 23, 2026. On each of the quarterly RSU vesting events, shares were withheld by the issuer for tax purposes. The filing records four such withholding transactions: 1,496 shares at $20.17 on April 7, 2026; 1,272 shares at $13.31 on June 30, 2026; 1,294 shares at $26.43 on September 30, 2026; and 151 shares at $22.40 on October 23, 2026. All RSU settlements and option grants were recorded at $0 acquisition price.

What Was Disclosed

This Form 4 discloses equity awards, RSU vestings, and tax-withholding share disposals by BitMine Immersion Technologies CEO Tsang Chi Keung between April 2, 2026 and October 23, 2026, with direct beneficial ownership of common stock standing at 7,950 shares as of the final reported transaction.