Form 4: Greenidge CFO Sells Shares for Tax Obligations

Greenidge Generation Holdings CFO Christian Mulvihill sold 609 shares of Class A Common Stock to cover tax withholding obligations related to restricted stock unit vesting.

Summary

• Christian Mulvihill, Chief Financial Officer of Greenidge Generation Holdings Inc. (GREE), reported a transaction involving the company's Class A Common Stock.
• On October 13, 2025, Mulvihill disposed of 609 shares of Class A Common Stock at a price of $2.07 per share.
• This sale was explicitly stated to cover tax withholding obligations in connection with the vesting of certain restricted stock units and was not a discretionary sale by the reporting person.
• Following this transaction, Mulvihill directly beneficially owns 97,409 shares of Class A Common Stock.

Sentiment

Score: 5

Explanation: The sentiment is neutral as the transaction is a non-discretionary sale for tax purposes, which is a routine event and does not indicate a change in the company's or management's financial health or outlook.

Future Outlook

This filing does not contain any forward-looking statements or guidance regarding the company's future performance or strategic direction.

Management Comments

• The sale represents the number of shares sold to cover tax withholding obligations in connection with the vesting of certain restricted stock units and does not represent a discretionary sale by the Reporting Person.

Industry Context

This type of insider transaction, where shares are sold to cover tax liabilities upon the vesting of restricted stock units, is a routine and common occurrence across various industries for executives receiving equity compensation. It typically does not reflect a change in management's outlook on the company's prospects.

Stakeholder Impact

• Shareholders: Minimal impact as the sale is non-discretionary and for tax purposes, not signaling a change in management's confidence or company fundamentals.

Key Dates

Recommendation

The reported transaction is a routine, non-discretionary sale by the CFO to cover tax obligations associated with restricted stock unit vesting. This type of event is common and does not typically signal any fundamental change in the company's prospects or management's view, thus it does not warrant a change in investment recommendation based solely on this filing.

Keywords

Greenidge Generation Holdings, GREE, Christian Mulvihill, CFO, Insider Transaction, Form 4, Stock Sale, Restricted Stock Units, Tax Withholding