Form 4: Stellar Bancorp Merger Transaction Details

SEC Form 4 details Okan Akin's beneficial ownership changes related to the Stellar Bancorp, Inc. merger with Prosperity Bancshares, Inc.

Summary

• This filing is an SEC Form 4, reporting changes in beneficial ownership for Okan Akin, Senior Executive VP and CRO of Stellar Bancorp, Inc.
• The report details transactions occurring on July 1, 2026, related to the merger between Stellar Bancorp, Inc. and Prosperity Bancshares, Inc.
• Okan Akin's beneficial ownership of 85,951 shares of Stellar Bancorp's Common Stock is reported as directly owned following the transaction.
• The merger agreement, dated January 27, 2026, outlines that each share of Stellar Bancorp's common stock was converted into 0.3803 shares of Prosperity Bancshares' common stock and $11.36 in cash.
• Restricted stock awards and performance unit awards held by Okan Akin also vested and were converted into the Per Share Merger Consideration.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral filing, as it primarily reports on a completed merger transaction and insider ownership changes without providing new financial performance data or future outlook.

Positives

• The filing confirms the completion of the merger between Stellar Bancorp, Inc. and Prosperity Bancshares, Inc. on July 1, 2026.
• Okan Akin's beneficial ownership is clearly stated as 85,951 shares of Common Stock.
• Restricted stock and performance unit awards were converted into merger consideration, indicating a positive outcome for these equity instruments.

Negatives

• The filing does not explicitly state any negative financial outcomes or operational challenges.

Risks

• The filing does not explicitly mention any current issues or potential future challenges.

Future Outlook

The filing itself is a historical record of a completed transaction and does not contain forward-looking statements or guidance.

Industry Context

StockSavvy.ai notes that this Form 4 filing provides crucial details on insider transactions following a significant M&A event in the banking sector, illustrating the conversion of equity and awards as per the merger terms.

Stakeholder Impact

• Shareholders of Stellar Bancorp, Inc. have had their shares converted into Prosperity Bancshares, Inc. stock and cash.
• Employees, including Okan Akin, have had their equity awards (restricted stock, performance units) vested and converted into merger consideration.

Next Steps

• The merger between Stellar Bancorp, Inc. and Prosperity Bancshares, Inc. has been consummated.
• Okan Akin's beneficial ownership has been updated to reflect the post-merger shareholdings.

Key Dates

Keywords

SEC Form 4, Stellar Bancorp, Prosperity Bancshares, Merger, Beneficial Ownership, Okan Akin, Insider Trading, Stock Conversion, Restricted Stock, Performance Units