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STEL
NYSE Finance

Stellar Bancorp to be Acquired by Prosperity Bancshares in $2.002 Billion Merger

Arie Shkolnikov · Analysis by Wiseek AI
More coverage: Bank Stocks · Financial
Sentiment info
Positive
Importance info
10
Price
$35.16
Mkt Cap
$1.67B
52W Low
$24.125
52W High
$33.94
52W Position info
46% above low
Off High info
at 52W high
Rel. Volume info
1.1× avg
Market data snapshot near publication time

STEL sits 46% above its 52-week low of $24.125.

Summary

Stellar Bancorp, Inc. has entered into a definitive merger agreement to be acquired by Prosperity Bancshares, Inc. for approximately $2.002 billion in a cash and stock transaction.


Key Events · M&A and Partnerships · STEL

  • Definitive Merger Agreement Signed

    Stellar Bancorp, Inc. will be acquired by Prosperity Bancshares, Inc. in a definitive merger agreement.

  • Transaction Valued at $2.002 Billion

    The acquisition is valued at approximately $2.002 billion, based on Prosperity Bancshares' closing price of $72.90 on January 27, 2026.

  • Cash and Stock Consideration

    Stellar shareholders will receive 0.3803 shares of Prosperity Bancshares common stock and $11.36 in cash for each Stellar share.

  • Strategic Expansion for Acquirer

    The merger is expected to significantly increase Prosperity Bancshares' market share in Houston, boosting its deposit rank from 9th to 5th.


Analysis · STEL · Finance

This filing announces a definitive merger agreement for Stellar Bancorp, Inc. to be acquired by Prosperity Bancshares, Inc. The transaction, valued at approximately $2.002 billion, represents a significant premium and is a thesis-altering event for Stellar's shareholders. The acquisition will substantially expand Prosperity Bancshares' presence in the Houston market, making it the largest Texas-based bank in the region. This news comes as Stellar Bancorp's stock is trading near its 52-week high, indicating a strong valuation for the acquisition.

At the time of this filing, STEL was trading at $35.16 on NYSE in the Finance sector, with a market capitalization of approximately $1.7B. The 52-week trading range was $24.13 to $33.94. This filing was assessed with positive market sentiment and an importance score of 10 out of 10.

View Main SEC Filing

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STEL - Latest Insights

STEL
Jul 01, 2026, 7:30 AM EDT
Filing Type: 8-K
Importance Score:
10
Price at Filing: $39.32
Real-time Price: $39.32 info
Change: $0 (0%) info
Market Cap: $2.002B info
STEL
May 27, 2026, 4:45 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $37.32
Real-time Price: $39.32 info
Change: +$2.00 (+5%) info
Market Cap: $2.002B info
STEL
May 20, 2026, 5:02 PM EDT
Filing Type: 425
Importance Score:
8
Price at Filing: $37.42
Real-time Price: $39.32 info
Change: +$1.90 (+5%) info
Market Cap: $2.002B info
STEL
May 20, 2026, 5:00 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $37.42
Real-time Price: $39.32 info
Change: +$1.90 (+5%) info
Market Cap: $2.002B info
STEL
May 19, 2026, 4:34 PM EDT
Filing Type: DEFA14A
Importance Score:
7
Price at Filing: $36.95
Real-time Price: $39.32 info
Change: +$2.37 (+6%) info
Market Cap: $2.002B info