Form 4: Pinnacle West Exec's Stock Transactions

Pinnacle West Capital Corp. EVP & CNO Adam C. Heflin reported the acquisition of 22,157 shares and disposition of 11,006 shares of common stock on March 18, 2026, related to performance share vesting and tax withholdings.

Summary

• Adam C. Heflin, Executive Vice President & Chief Nuclear Officer (EVP & CNO) of APS, a subsidiary of Pinnacle West Capital Corp. (PNW), reported stock transactions on March 18, 2026.
• Acquired 22,157 shares of common stock at a price of $0 per share, resulting from the vesting of performance shares granted in 2023.
• These performance shares were tied to specific metrics: total shareholder return performance, earnings per share growth, clean megawatts installed, and dividend equivalent rights.
• Disposed of 2,642 shares of common stock at $100.92 per share through the cash settlement of performance shares received in connection with dividend equivalent rights.
• Disposed of an additional 8,364 shares of common stock at $100.92 per share, which were retained by the company to meet tax withholding requirements.
• Following these transactions, Adam C. Heflin directly beneficially owns 39,471 shares and indirectly owns 6 shares in trust.

Sentiment

Score: 6

Explanation: StockSavvy.ai views this as a routine insider transaction reflecting the vesting of previously granted performance shares, indicating the achievement of performance targets, which is generally a neutral to slightly positive signal.

Positives

• The vesting of 22,157 performance shares indicates the achievement of specific company performance targets, including total shareholder return, earnings per share growth, and clean megawatts installed metrics, reflecting successful operational and financial performance.
• The executive's continued significant direct ownership of 39,471 shares aligns their interests with those of shareholders.

Negatives

• A total of 11,006 shares were disposed of, with 8,364 shares retained by the company for tax withholding purposes and 2,642 shares for cash settlement of dividend equivalent rights, reducing the executive's direct ownership.

Future Outlook

NA

Industry Context

StockSavvy.ai notes that Form 4 filings provide transparency into insider activity, which can sometimes signal management's confidence or concerns about future performance. In this instance, the transactions are primarily related to the vesting of performance-based awards, a common component of executive compensation in the utility sector, reflecting the achievement of pre-defined corporate goals.

Stakeholder Impact

• Shareholders gain transparency into executive compensation and stock ownership, confirming that performance targets for executive awards were met.

Key Dates

Recommendation

The transactions are primarily related to the vesting of performance shares and subsequent tax withholdings, which are routine compensation events and do not indicate a change in the company's fundamental outlook or a discretionary sale by the executive. Therefore, a 'hold' recommendation is appropriate as this filing does not provide new information warranting a change in investment thesis.

Keywords

PINNACLE WEST CAPITAL CORP, PNW, Form 4, insider trading, executive compensation, stock transactions, performance shares, vesting