Every material Form 8-K Prosperity Bancshares filed with the SEC in 2026, read and summarized by AI: what happened, the key figures, whether it reads positive or negative for shareholders, and how big a deal it is (impact 1-5). Newest first; each brief links to its own page and to the filing on SEC.gov.
Prosperity Bancshares reported third quarter 2026 net income of $141.5 million, or $1.18 per diluted share, up from $137.6 million but down from $1.45 a year earlier. Results were reduced by $69.7 million in merger related expenses, and excluding these and other items, net income was $200.8 million, or $1.67 per diluted share. The board also approved a fourth quarter dividend of $0.64 per share, up from $0.60.
Net income of $141.5 million, or $1.18 per diluted share, for the quarter ended September 30, 2026, compared with $137.6 million, or $1.45 per diluted share, a year earlier.
Merger related expenses of $69.7 million, or $0.46 per diluted share, weighed on results. Excluding these and other items, net income was $200.8 million, or $1.67 per diluted share.
Quarterly dividend increased to $0.64 per share from $0.60, payable January 4, 2027, to holders of record as of December 15, 2026.
Net interest margin of 3.73%, compared with 3.24% a year earlier, and total assets of $54.1 billion at September 30, 2026.
Prosperity Bancshares reported second quarter 2026 net income of $168.6 million, or $1.67 per diluted share, up from $135.2 million, or $1.42, a year earlier. Excluding a $8.2 million net gain on Visa Class B-2 stock exchange and sale of investment securities, and $755 thousand of merger related expenses, net income was $162.7 million, or $1.62 per share, up 20.4% and 14.1% respectively, while net interest income rose 23.5% from a year earlier. The Stellar Bancorp merger was completed on July 1, 2026, after the quarter ended.
Net income of $168.6 million and diluted EPS of $1.67 for Q2 2026, versus $135.2 million and $1.42 for Q2 2025
Excluding non-recurring items, net income was $162.7 million and EPS was $1.62, up 20.4% and 14.1% year over year
Net interest income was $330.6 million, up 23.5%, and net interest margin was 3.47% versus 3.18% a year earlier
Stellar Bancorp merger completed July 1, 2026; total assets were $43.873 billion at June 30, 2026; third quarter dividend of $0.60 per share payable October 1, 2026
Prosperity Bancshares completed its acquisition of Stellar Bancorp on July 1, 2026, with Stellar merging into Prosperity and Stellar Bank merging into Prosperity Bank. Stellar holders received 0.3803 Prosperity shares plus $11.36 in cash per share, with total consideration of about $590 million in cash and 19 million Prosperity shares, and the filing notes Prosperity assumed about $2.17 billion in Federal Home Loan Bank of Dallas obligations.
Closing effective July 1, 2026; merger agreement dated January 27, 2026
Stellar holders received 0.3803 Prosperity shares and $11.36 cash per share; total consideration about $590 million cash and 19 million shares
Prosperity assumed about $2.17 billion in FHLB Dallas obligations issued to Stellar Bank
Robert R. Franklin, Jr. joined the board and became Vice Chairman; his agreement includes a $3,000,000 signing bonus and a 25,000-share restricted stock award
Prosperity Bancshares reported first quarter 2026 net income of $116.3 million, or $1.16 per diluted share, down from $130.2 million, or $1.37, a year earlier. The company said $42.5 million of merger-related expenses weighed on results; excluding those costs, net income was $149.9 million and diluted EPS was $1.50.
Net income $116.3 million vs $130.2 million in Q1 2025; diluted EPS $1.16 vs $1.37
Merger-related expenses of $42.5 million, or $0.34 per diluted share; excluding them, EPS was $1.50 (non-GAAP)
Net interest income before provision rose 21.0% year over year to $321.2 million
Stellar Bancorp merger expected to complete on or about July 1, 2026; second quarter dividend of $0.60 per share
On January 27, 2026, Prosperity Bancshares agreed to merge with Stellar Bancorp, with Stellar shareholders receiving 0.3803 Prosperity shares plus $11.36 in cash for each Stellar share. The Stellar board unanimously approved the deal, and directors holding about 8.8% of Stellar's shares have agreed to vote in favor, but the merger requires Stellar shareholder approval, regulatory approvals, and other customary conditions before closing.
Each Stellar common share converts into 0.3803 Prosperity common shares plus $11.36 in cash, with cash paid in lieu of fractional shares.
Stellar Bank will merge into Prosperity Bank, and two Stellar or Stellar Bank directors will join the Prosperity board and the Prosperity Bank board.
Stellar will pay Prosperity a $78 million termination fee under certain circumstances.
Closing requires Stellar shareholder approval and approval or waiver from the Federal Reserve, FDIC and Texas Department of Banking, among other conditions.
Prosperity Bancshares reported fourth quarter 2025 net income of $139.9 million, up 7.6% from $130.1 million a year earlier, with diluted EPS of $1.49 versus $1.37. The company also signed a definitive merger agreement to acquire Stellar Bancorp, which it values at approximately $2.002 billion, paid in Prosperity common stock plus cash, so existing shareholders' stake would be affected by the share issuance.
Q4 2025 net income $139.9 million vs. $130.1 million in Q4 2024; diluted EPS $1.49 vs. $1.37
Full-year 2025 net income $542.8 million, up 13.2%; diluted EPS $5.72, up 13.3%
Stellar merger terms: 0.3803 Prosperity shares plus $11.36 cash per Stellar share; total consideration approximately $2.002 billion based on the $72.90 closing price on January 27, 2026
Southwest Bancshares acquisition expected to become effective February 1, 2026
Briefs are written by AI from the filing text (each brief's own page names the model) and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the model's reading of the filing for shareholders, not a price forecast. Not investment advice.
Only material 8-Ks get a brief: results, deals, executive changes, restructuring, impairments, delisting notices, restatements, cybersecurity incidents and other disclosed events. Routine filings (vote results, exhibits only) are skipped. Every Prosperity Bancshares filing is on SEC EDGAR ↗. 8-K briefs of other companies →