Spire Missouri Details Operations, Labor Relations in 2025 10-K

TL;DR

**Spire Missouri's stable utility operations and strong labor relations provide a solid foundation, making it a reliable, albeit slow-growth, investment within the utility sector.**

AI Summary

Spire Missouri Inc., a subsidiary of Spire Inc., filed its 10-K for the fiscal year ended September 30, 2025, as part of a combined filing with its parent and Spire Alabama Inc. Spire Missouri, formed in 1857, is the largest natural gas distribution utility in Missouri, serving approximately 1.2 million residential, commercial, and industrial customers across St. Louis, Kansas City, and other regions. The company's earnings are typically concentrated during the heating season from November through April due to the seasonal nature of its business and volumetric rate design. Spire Missouri operates under tariffs authorized by the Missouri Public Service Commission (MoPSC), with rate cases potentially taking up to eleven months to finalize. As of September 30, 2025, Spire Missouri had 1,956 employees, with 1,521 covered by various labor agreements, including with the United Steel, Paper and Forestry, Rubber Manufacturing, Allied-Industrial and Service Workers International Union (USW) and the United Association of Journeyman and Apprentices of the Plumbing and Pipefitting Industry. The company emphasizes employee safety, development, and inclusion, implementing programs like 'Good Catch' and 'Field Safety Observations' to reduce injury rates and offering extensive training and tuition assistance up to $6,000 annually.

Why It Matters

This 10-K provides crucial insight into Spire Missouri's operational stability and regulatory environment, which directly impacts its parent company, Spire Inc. (SR). For investors, understanding the regulated nature of Spire Missouri's business, its customer base of 1.2 million, and its labor agreements covering 1,521 employees offers clarity on revenue predictability and potential operational risks. The company's focus on safety and employee development could enhance long-term efficiency and reduce liabilities, while the competitive landscape with alternative heating sources like electricity remains a key factor for future growth. The regulatory oversight by the MoPSC is central to its financial performance and rate-setting capabilities.

Risk Assessment

Risk Level: medium — The risk level is medium due to the inherent volatility in gas prices and potential legislative/regulatory changes affecting allowed rates of return, as highlighted in the 'Forward-Looking Statements' section. While Spire Missouri benefits from a regulated environment, the eleven-month timeframe for MoPSC rate case finalization introduces regulatory lag and uncertainty, impacting cost recovery and earnings stability.

Analyst Insight

Investors should monitor the outcomes of Spire Missouri's rate cases with the MoPSC, as these directly influence profitability and infrastructure investment recovery. Given the company's stable, regulated nature, it may appeal to income-focused investors, but potential impacts from gas price volatility and climate change regulations warrant careful consideration.

Key Numbers

• 1.2 million — customers served by Spire Missouri (residential, commercial, and industrial customers)
• 1,956 — Spire Missouri employees (as of September 30, 2025)
• 1,521 — Spire Missouri employees covered by labor agreements (as of September 30, 2025)
• $6,000 — annual tuition assistance (available to Spire employees (excluding officers))
• 80 hours — safety training for new construction and maintenance employees (in their first year)
• 200 hours — training for new service and installation employees (in their first year)
• 24 hours — average annual technical and procedural training for field operations employees (ongoing development)
• September 30, 2025 — fiscal year end date (for the 10-K filing)

Key Players & Entities

• Spire Missouri Inc. (company) — largest natural gas distribution utility in Missouri
• Spire Inc. (company) — parent company and holding company
• Spire Alabama Inc. (company) — sister subsidiary
• Missouri Public Service Commission (regulator) — regulates Spire Missouri's rates and tariffs
• United Steel, Paper and Forestry, Rubber Manufacturing, Allied-Industrial and Service Workers International Union (USW) (company) — union representing Spire Missouri employees
• United Association of Journeyman and Apprentices of the Plumbing and Pipefitting Industry of the United States and Canada (company) — union representing Spire Missouri employees
• SEC (regulator) — U.S. Securities and Exchange Commission
• Bloomberg (company) — financial news organization

FAQ

Risk Factors

• Rate Case Outcomes [high — regulatory]: Spire Missouri operates under tariffs authorized by the Missouri Public Service Commission (MoPSC). The company's ability to recover costs and earn a fair return is dependent on favorable outcomes in rate cases, which can be lengthy and complex, potentially taking up to eleven months to finalize. Unfavorable decisions could impact profitability and financial stability.
• Infrastructure Integrity and Safety [high — operational]: As a natural gas distributor, maintaining the integrity of its extensive pipeline infrastructure is critical. Aging infrastructure, potential leaks, and the risk of accidents pose significant operational and safety challenges. The company invests in modernization and safety programs, but the inherent risks remain.
• Seasonal Demand and Weather Volatility [medium — market]: The company's earnings are heavily concentrated during the winter heating season (November through April) due to seasonal demand. Extreme weather events, either unusually mild winters or severe cold snaps, can significantly impact natural gas consumption volumes and, consequently, revenue and profitability.
• Labor Relations and Union Agreements [medium — operational]: A significant portion of Spire Missouri's workforce (1,521 out of 1,956 employees as of September 30, 2025) is covered by labor agreements, including with the USW and UA. Potential labor disputes, strikes, or the need to renegotiate contracts could disrupt operations and increase costs.
• Cybersecurity Threats [medium — operational]: The company's operations rely on sophisticated information technology systems. A cybersecurity breach could disrupt operations, compromise sensitive data, and lead to significant financial and reputational damage. The 10-K filing acknowledges cybersecurity as a risk.

Industry Context

Spire Missouri operates within the regulated natural gas distribution utility sector in Missouri. The industry is characterized by significant capital investment in infrastructure, long-term regulatory oversight, and a primary reliance on natural gas for heating and industrial processes. Key trends include the ongoing need for infrastructure modernization, increasing focus on safety and environmental compliance, and managing the volatility of natural gas commodity prices, although Spire Missouri's rate structure aims to decouple some of this volatility.

Regulatory Implications

The company's operations are heavily influenced by the Missouri Public Service Commission (MoPSC), which authorizes its tariffs and rate structures. Regulatory decisions in rate cases are paramount, directly impacting Spire Missouri's ability to recover costs, invest in infrastructure, and achieve its target returns. Compliance with safety and environmental regulations is also a critical area of focus.

What Investors Should Do

1. Monitor MoPSC Rate Case Filings and Outcomes
2. Assess Infrastructure Investment and Modernization Plans
3. Evaluate Weather Impact on Earnings

Key Dates

• 2025-09-30: Fiscal Year End — Marks the end of the reporting period for the 10-K filing, providing the latest financial and operational data.

Glossary

Tariff

A schedule of rates, fares, or fees, as for services rendered by a public utility or a carrier. (Spire Missouri's operations and pricing are governed by tariffs approved by the Missouri Public Service Commission (MoPSC).)

Rate Case

A formal proceeding before a regulatory commission to determine the rates that a utility company can charge its customers. (These cases are critical for Spire Missouri to adjust its rates to reflect costs and earn a reasonable return on investment.)

Volumetric Rate Design

A rate structure where the price of a service (like natural gas) is directly tied to the quantity consumed. (This design contributes to the seasonal concentration of Spire Missouri's earnings due to fluctuating demand.)

Year-Over-Year Comparison

Information comparing key metrics to the previous year, such as revenue growth, margin changes, and new risks, is not available in the provided text excerpt. The 10-K filing for the fiscal year ended September 30, 2025, is the primary focus, and comparative data from the prior year's filing would typically be found within the 'Management's Discussion and Analysis of Financial Condition and Results of Operations' section.

Key Financial Figures

• $1.00 — ange on which registered Common Stock $1.00 par value SR New York Stock Exchang
• $25.00 — le Perpetual Preferred Stock, par value $25.00 per share SR.PRA New York Stock Exc
• $0.01 — Alabama Inc. Common Stock, par value $0.01 per share (all owned by Spire Inc.) 1
• $6,000 — s, all employees are eligible for up to $6,000 annually in tuition assistance and have

Filing Documents

• sr-20250930.htm (10-K) — 12326KB
• sr-ex10_47.htm (EX-10.47) — 1166KB
• sr-ex10_48.htm (EX-10.48) — 309KB
• sr-ex10_49.htm (EX-10.49) — 939KB
• sr-ex19.htm (EX-19) — 112KB
• sr-ex21.htm (EX-21) — 48KB
• sr-ex23_1.htm (EX-23.1) — 4KB
• sr-ex23_2.htm (EX-23.2) — 3KB
• sr-ex23_3.htm (EX-23.3) — 4KB
• sr-ex31_1.htm (EX-31.1) — 35KB
• sr-ex31_2.htm (EX-31.2) — 35KB
• sr-ex31_3.htm (EX-31.3) — 35KB
• sr-ex32_1.htm (EX-32.1) — 19KB
• sr-ex32_2.htm (EX-32.2) — 20KB
• sr-ex32_3.htm (EX-32.3) — 21KB
• img8740566_0.jpg (GRAPHIC) — 67KB
• img8740566_1.jpg (GRAPHIC) — 130KB
• img150071893_0.jpg (GRAPHIC) — 108KB
• 0001193125-25-282583.txt ( ) — 52537KB
• sr-20250930.xsd (EX-101.SCH) — 2763KB
• sr-20250930_htm.xml (XML) — 15171KB

FORWARD-LOOKING STATEMENTS

FORWARD-LOOKING STATEMENTS 3 Item 1

Business

Business 4 Item 1A

Risk Factors

Risk Factors 10 Item 1B Unresolved Staff Comments 21 Item 1C Cybersecurity 21 Item 2

Properties

Properties 22 Item 3

Legal Proceedings

Legal Proceedings 22 Item 4 Mine Safety Disclosures 22 Information about our Executive Officers (Item 401(b) of Regulation S-K) 23 PART II 24 Item 5 Market for Registrant's Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities 24 Item 6 (Reserved) 25 Item 7

Management's Discussion and Analysis of Financial Condition and Results of Operations

Management's Discussion and Analysis of Financial Condition and Results of Operations 26 Item 7A

Quantitative and Qualitative Disclosures About Market Risk

Quantitative and Qualitative Disclosures About Market Risk 39 Item 8

Financial Statements and Supplementary Data

Financial Statements and Supplementary Data 40 Item 9 Changes in and Disagreements with Accountants on Accounting and Financial Disclosure 108 Item 9A

Controls and Procedures

Controls and Procedures 108 Item 9B Other Information 109 Item 9C Disclosure Regarding Foreign Jurisdictions that Prevent Inspections 109 PART III 110 Item 10 Directors, Executive Officers and Corporate Governance 110 Item 11

Executive Compensation

Executive Compensation 110 Item 12

Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters

Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters 110 Item 13 Certain Relationships and Related Transactions, and Director Independence 110 Item 14 Principal Accounting Fees and Services 110 PART IV 111 Item 15 Exhibits, Financial Statement Schedules 111 Item 16 Form 10-K Summary 116

SIGNATURES

SIGNATURES 117 1 Table of Contents GLOSSARY OF KEY TERMS AND ABBREVIATIONS AOCI Accumulated other comprehensive income or loss NYMEX New York Mercantile Exchange, Inc. APSC Alabama Public Service Commission NYSE New York Stock Exchange ASC Accounting Standards Codification O&M Operation and maintenance expense ASU Accounting Standards Update OCI Other comprehensive income or loss CCF A gas measurement which represents a unit of volume equal to one hundred cubic feet OFO Operational Flow Order CCM Cost Control Measure PGA Purchased Gas Adjustment Company Spire and its subsidiaries unless the context suggests otherwise RSE Rate Stabilization and Equalization EPS Earnings per share SEC U.S. Securities and Exchange Commission ESR Enhanced Stability Reserve Spire Spire Inc. FASB Financial Accounting Standards Board Spire Alabama Spire Alabama Inc. FERC Federal Energy Regulatory Commission Spire EnergySouth Spire EnergySouth Inc., parent of Spire Gulf and Spire Mississippi GAAP Accounting principles generally accepted in the United States of America Spire Gulf Spire Gulf Inc. Gas Marketing Segment including Spire Marketing, which provides natural gas marketing services Spire Marketing Spire Marketing Inc. Gas Utility Segment including the operations of the Utilities Spire Mississippi Spire Mississippi Inc. GSA Gas Supply Adjustment Spire Missouri Spire Missouri Inc. ICE Intercontinental Exchange Spire MoGas Pipeline or MoGas Spire MoGas Pipeline LLC, a 263-mile FERC-regulated natural gas pipeline, together with Omega Pipeline, a connected 75-mile distribution system in Missouri ISRS Infrastructure System Replacement Surcharge Spire STL Pipeline Spire STL Pipeline LLC, a 65-mile FERC-regulated natural gas pipeline it constructed and operates to deliver natural gas into eastern Missouri Midstream Segment includin

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View this 10-K filing on SEC EDGAR