Form 4: Zillow Co-Founder Sells $800K in Stock

Zillow Group Co-Founder Lloyd D. Frink executed a pre-planned sale of 10,000 Class C Capital Stock shares for approximately $800,000, following the exercise of stock options.

Summary

• Lloyd D. Frink, Zillow Group's Co-Exec. Chairman & President, Co-Founder, Director, and Officer, reported transactions involving Zillow Class C Capital Stock.
• Between August 11 and August 13, 2025, Frink exercised stock options to acquire a total of 10,000 shares of Class C Capital Stock at an exercise price of $22.41 per share.
• Concurrently, he sold all 10,000 shares of Class C Capital Stock acquired through option exercises under a pre-arranged Rule 10b5-1 trading plan, adopted on December 11, 2024.
• The sales occurred at weighted average prices ranging from $80.2998 to $84.86 per share.
• The total proceeds from the sale of these 10,000 shares are approximately $800,000.
• Following these transactions, Frink directly holds 2,383,189 shares of Class C Capital Stock and indirectly holds 797,765 shares through the Frink Descendants' Trust.
• He also retains 110,000 vested and exercisable stock options.

Sentiment

Score: 6

Explanation: The filing reports routine insider transactions under a pre-arranged 10b5-1 plan, indicating a planned monetization of vested options rather than a reactive sale. The significant difference between exercise and sale prices highlights the profitability of the options for the insider.

Positives

• The transactions were executed under a pre-arranged Rule 10b5-1 trading plan, indicating a systematic and planned approach to managing equity rather than a reactive sale.
• The significant difference between the option exercise price ($22.41) and the sale prices (ranging from $80.20 to $84.86) indicates a profitable monetization of vested equity for the insider.

Negatives

• The sale of shares by an insider, even if pre-planned, can sometimes be perceived negatively by the market, though this is a routine occurrence for executives managing their compensation.

Risks

• No specific risks are detailed in this Form 4 filing beyond the general market perception of insider selling.

Future Outlook

NA

Industry Context

NA

Stakeholder Impact

• Minimal direct impact on shareholders as this is a routine, pre-planned insider sale, not indicative of a change in company fundamentals.
• No direct impact on employees, customers, suppliers, or creditors from this specific filing.

Key Dates

Recommendation

The filing details routine insider stock option exercises and sales executed under a pre-arranged Rule 10b5-1 trading plan. Such planned transactions are common for executives to manage their equity holdings and do not typically signal a change in the company's fundamental outlook or warrant a change in investment thesis. The profitability of the option exercise is a positive for the insider, but the sale itself is a planned event.

Keywords

Zillow, ZG, Z, Lloyd Frink, insider trading, stock options, Rule 10b5-1, SEC Form 4, beneficial ownership, stock sale, executive compensation