NWN - NYSE
Northwest Natural Holding Company
$48.89
+1.3%Northwest Natural Holding Company, through its subsidiary, Northwest Natural Gas Company, provides regulated natural gas distribution services to residential, commercial, industrial, and transportation customers in Oregon and Southwest Washington. The company also operates 5.7 billion cubic feet of the Mist gas storage facility contracted to other utilities and third-party marketers; offers natural gas asset management services; and operates an appliance retail center. In addition, it engages in the gas storage, water, non-regulated renewable natural gas, and other investments and activities. The company provides natural gas service through approximately 786,000 meters in Oregon and southwest Washington; and water services to a total of approximately 80,000 people through approximately 33,000 water and wastewater connections in the Pacific Northwest and Texas. Northwest Natural Holding Company was founded in 1859 and is headquartered in Portland, Oregon.
At a Glance
Live SnapshotSEC Filings
NWN - Filing history and reports
| Filing Type | Filing Date | Period Ending | Fiscal Year | Actions |
|---|---|---|---|---|
8-K 8-K 2026 N/A | June 01, 2026 | May 28, 2026 | 2026 | |
10-Q 10-Q 2026 Q1 Q1 | May 06, 2026 | March 31, 2026 | 2026 | |
8-K 8-K 2026 N/A | May 06, 2026 | May 06, 2026 | 2026 | |
DEF 14A DEF 14A 2026 N/A | April 17, 2026 | May 28, 2026 | 2026 | |
8-K 8-K 2026 N/A | March 24, 2026 | March 23, 2026 | 2026 | |
10-K 10-K 2025 FY FY | February 27, 2026 | December 31, 2025 | 2025 | |
8-K 8-K 2026 N/A | February 27, 2026 | February 27, 2026 | 2026 | |
8-K 8-K 2025 N/A | December 16, 2025 | December 16, 2025 | 2025 | |
8-K 8-K 2025 N/A | December 15, 2025 | December 11, 2025 | 2025 | |
8-K 8-K 2025 N/A | November 05, 2025 | November 05, 2025 | 2025 |
Understanding SEC Filings
Essential regulatory documents for investors
SEC filings are mandatory documents that publicly traded companies must submit to the Securities and Exchange Commission. These reports provide critical insights into a company's financial health, operations, risks, and strategic direction. For investors conducting due diligence, these filings are the most authoritative source of company information.
Annual Report
Comprehensive annual financial report filed within 60-90 days of fiscal year-end. Includes audited financial statements, management discussion & analysis (MD&A), risk factors, and detailed business operations. The most thorough financial disclosure of the year.
Quarterly Report
Unaudited quarterly financial report filed within 40-45 days after each of the first three fiscal quarters. Provides updates on financial position, results of operations, and significant events. Essential for tracking quarterly performance trends.
Current Report
Event-driven filing for material events that shareholders should know about, filed within 4 business days. Includes acquisitions, executive changes, bankruptcy, earnings releases, and other significant developments. Critical for staying informed about breaking news.
Proxy Statement
Definitive proxy statement sent to shareholders before annual meetings. Contains executive compensation details, board member information, voting matters, and corporate governance policies. Key for understanding management incentives and board composition.
Registration Statement
Initial registration for securities offerings, including IPOs. Provides detailed company history, business model, financial statements, risk factors, and use of proceeds. Essential for evaluating new investment opportunities and understanding company fundamentals.
Foreign Annual Report
Annual report for foreign private issuers, equivalent to Form 10-K for non-U.S. companies. Filed within 4-6 months of fiscal year-end. Contains audited financials, business description, and regulatory disclosures adapted for international companies.
Why SEC Filings Matter
- Regulatory Accuracy: Filings are subject to SEC review and legal penalties for misstatements, ensuring high data quality
- Management Insights: MD&A sections reveal management's perspective on trends, challenges, and future outlook
- Risk Assessment: Detailed risk factor disclosures help investors understand potential threats to business operations
- Competitive Analysis: Business descriptions and segment data enable comparison with industry peers
- Historical Context: Years of filings provide trend analysis and context for current performance
Research Paths
Snapshot
Start with context, operating signals, and key market metrics.
Value Model
Stress test fair value across bear, base, and bull assumptions.
Statements
Validate revenue quality, margins, and balance sheet durability.
Earnings Call
Read management commentary and compare it with reported outcomes.
Dividends
Check payout sustainability and long-term distribution behavior.
Analyst Expectations
Review consensus spread and where estimate risk is concentrated.