PB Stock: Insider Activity, Filings & Research

Prosperity Bancshares, Inc. (PB) — Drillr’s hub for PB insider activity, SEC filings, earnings signals and AI research. Over the trailing 3 months, PB insiders filed 0 open-market buys and 48 sales (SEC Form 4).

Over the trailing 90 days, insiders recorded 0 open-market purchases and 48 sales, a net selling of $765.7K. The largest was STEELHAMMER ROBERT H (director) selling $104.3K. The stock fell 3.2% over three months. Institutional holders were net accumulators over recent 13F filings. Insider sentiment scores 0/100.

Updated Jun 4, 2026 · based on SEC Form 4 filings · not investment advice

Sentiment

0/100

Buys (3m)

Sells (3m)

Net (3m)

-$765.7K

Insider trades by month Buys Sells

Dec

Jan

Feb

Mar

Apr

May

Context3-month price -3.2%Institutions accumulating (13F)

Date	Insider	Type	Shares	Price
May 27, 2026	HOLMES NED Sdirector	Sell	3	$69.95
May 27, 2026	HOLMES NED Sdirector	Sell	97	$69.29
May 27, 2026	HOLMES NED Sdirector	Sell	480	$69.32
May 27, 2026	HOLMES NED Sdirector	Sell	20	$68.84
May 27, 2026	STEELHAMMER ROBERT Hdirector	Sell	1,500	$69.50
May 27, 2026	HOLMES NED Sdirector	Sell	486	$69.30
May 27, 2026	HOLMES NED Sdirector	Sell	14	$70.02
May 21, 2026	HOLMES NED Sdirector	Sell	95	$68.85
May 21, 2026	HOLMES NED Sdirector	Sell	1	$68.04
May 21, 2026	HOLMES NED Sdirector	Sell	499	$68.78
May 21, 2026	HOLMES NED Sdirector	Sell	5	$67.97
May 14, 2026	HOLMES NED Sdirector	Sell	455	$66.51
May 14, 2026	HOLMES NED Sdirector	Sell	95	$66.51
May 14, 2026	HOLMES NED Sdirector	Sell	347	$66.35
May 14, 2026	HOLMES NED Sdirector	Sell	5	$67.36

Source: PB SEC Form 4 filings, latest May 27, 2026. For informational purposes only — not investment advice.

Overview

Prosperity Bancshares, Inc. (NYSE:PB) is a regional bank holding company founded in 1983 and headquartered in Houston, Texas. The company operates through its primary subsidiary, Prosperity Bank, which provides traditional banking services across Texas and Oklahoma. Since going public in 1998, Prosperity has grown through a combination of organic expansion and strategic acquisitions, establishing itself as one of the largest regional banks in Texas with 273 full-service banking locations as of 2021.

Business

Prosperity Bancshares operates in the regional banking industry, providing comprehensive financial services to businesses and consumers primarily in Texas and Oklahoma. The banking industry serves as a financial intermediary, accepting deposits from customers and lending those funds to borrowers while earning a profit on the interest rate spread. The company's core business revolves around traditional banking services including deposit products and lending activities. On the deposit side, Prosperity offers demand deposits (checking accounts), savings accounts, money market accounts, time deposits, and certificates of deposit. These deposits provide the funding base for the bank's lending operations. The lending portfolio includes residential mortgages for 1-4 family homes, commercial real estate loans, multifamily residential loans, commercial and industrial loans, agricultural loans, construction and land development loans, and various consumer loans including auto, recreational vehicle, boat, home improvement, and personal loans. Beyond traditional banking, Prosperity provides additional financial services including internet and mobile banking platforms, trust and wealth management services, retail brokerage, mortgage services, treasury management for business clients, and debit and credit card services. The company also operates a mortgage warehouse lending business, which provides short-term financing to mortgage originators. Prosperity's geographic footprint is concentrated in economically robust regions, with 65 locations in the Houston area, 63 in Dallas/Fort Worth, 34 in West Texas, 30 in South Texas, 29 in Central Texas including Austin and San Antonio, and smaller presences in East Texas, Bryan/College Station, and Oklahoma markets.

Competitive moat

Prosperity Bancshares possesses a moderate regional moat built primarily on geographic concentration, customer relationships, and operational efficiency, though this moat faces ongoing pressure from larger competitors and technological disruption. The company's strongest competitive advantage lies in its deep market presence across economically vibrant Texas and Oklahoma markets, where it has built substantial customer relationships over four decades. Texas's continued population and economic growth, driven by business relocations and energy sector strength, provides a favorable operating environment that supports loan demand and deposit growth. The bank's local market knowledge and community banking approach enable it to compete effectively against larger national banks that may lack the same regional focus and customer intimacy. Prosperity's conservative credit culture and strong asset quality provide defensive characteristics, with non-performing assets consistently below industry averages. The bank's substantial base of low-cost core deposits, including significant non-interest-bearing deposits, offers funding advantages over competitors more reliant on higher-cost funding sources. However, the moat faces meaningful challenges. Large national banks with superior technology platforms and broader product offerings compete aggressively for the same customer base. Fintech companies and digital-first banks are capturing market share, particularly among younger demographics, by offering superior user experiences and innovative products. Credit unions and community development financial institutions provide competition for certain customer segments with tax advantages and mission-driven focus. The banking industry's ongoing technological transformation requires continuous investment in digital capabilities, potentially eroding the advantages of physical branch networks. Regulatory compliance costs disproportionately impact regional banks compared to larger institutions that can spread these costs across larger asset bases. Additionally, Prosperity's concentration in Texas and Oklahoma, while providing local expertise, also creates geographic risk if these regional economies face significant downturns.

Risks & safety

Prosperity Bancshares demonstrates a strong margin of safety with robust capital position, conservative credit practices, and stable profitability, though typical banking sector risks remain. **Capital and Liquidity:** - Tangible equity ratio of 11.2% provides substantial capital buffer above regulatory minimums - Cash and short-term investments of $1.7 billion offer significant liquidity - Leverage ratio exceeding 10% indicates strong capital adequacy - Debt-to-equity ratio of 0.03 reflects minimal reliance on borrowed funds **Valuation Metrics:** - Price-to-earnings ratio of 13.1x appears reasonable for a regional bank - Price-to-book ratio of 0.90x suggests trading below tangible book value - Return on equity of 17.3% indicates efficient capital utilization - Dividend yield supported by consistent earnings **Credit Quality and Operations:** - Non-performing assets at 23 basis points of interest-earning assets well below industry averages - Loan loss reserves of $389 million provide cushion against potential credit losses - Net interest margin of 3.14% demonstrates healthy spread management - Efficiency ratio in mid-40s range indicates controlled operating expenses **Other Considerations:** - Geographic concentration in Texas/Oklahoma creates regional economic dependency - Interest rate sensitivity managed through asset-liability matching - Regulatory capital ratios exceed well-capitalized thresholds - Consistent dividend payments demonstrate cash generation capability

Recent development

Over the past few years, Prosperity Bancshares has pursued a strategic growth and optimization approach focused on margin expansion, selective acquisitions, and operational efficiency improvements. The company completed significant merger and acquisition activity, including the merger with Lone Star State Bank in 2024 and First Bancshares of Texas, demonstrating management's commitment to consolidating the Texas banking market. Management continues actively exploring M&A opportunities, expressing particular optimism about increased deal activity following potential regulatory changes. Net interest margin improvement has been a key strategic focus, with management successfully expanding margins from 2.72% in Q3 2023 to 3.14% in Q1 2025. The company has guided toward achieving 3.25-3.30% average margins in 2025, with long-term targets of 3.4% representing historical normalized levels. This improvement reflects disciplined asset-liability management and benefit from rising interest rate environment. Prosperity has maintained its conservative credit culture while selectively growing its loan portfolio, achieving low single-digit loan growth while maintaining asset quality. The company has focused on relationship banking and customer retention, earning recognition as a top-ranked bank in various industry surveys including Forbes' best banks listing for 14 consecutive years. Capital allocation strategy has evolved to include potential stock repurchases during market downturns while prioritizing M&A opportunities. The company increased its dividend to $0.58 per share and has demonstrated willingness to return capital to shareholders through share buybacks when stock prices decline. Technology and operational efficiency investments have continued, with management focusing on digital banking capabilities and product distribution channels while maintaining the community banking model that differentiates Prosperity from larger competitors.

PB company profile · for informational purposes only — not investment advice.

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