Company Description
Hydro One Limited (traded over-the-counter under the symbol HRNNF) is a foreign issuer that files reports with the U.S. Securities and Exchange Commission. The company submits its disclosures under the Exchange Act using Form 40-F and related Form 6-K current reports. According to its SEC submissions, Hydro One Limited is based in Toronto, Ontario, Canada.
As a foreign private issuer, Hydro One Limited uses Form 6-K to furnish news releases, financial information, and management commentary to U.S. investors. These filings provide English-language information about the company that is also made public in its home jurisdiction. Investors who follow HRNNF can review these documents to understand the company’s financial reporting, management discussion and analysis, and other material updates that Hydro One Limited chooses to submit to the SEC.
Regulatory reporting and disclosures
Hydro One Limited indicates in its filings that it files annual reports on Form 40-F rather than Form 20-F. Between November 2025 and January 2026, the company furnished multiple Form 6-K reports that included news releases and financial information. One of these Form 6-K filings contained unaudited interim consolidated financial statements for specified three- and nine‑month periods, along with a Management’s Discussion and Analysis and officer certifications.
These disclosures show that Hydro One Limited provides periodic financial statements and narrative analysis to the market, together with certifications from senior officers. For investors, this pattern of reporting illustrates how the company communicates interim financial performance and related commentary through the SEC’s EDGAR system.
Use of Form 6-K
The company’s Form 6-K filings typically attach one or more exhibits. Examples from the available filings include:
- News releases dated on specific days in November 2025 and January 2026.
- Unaudited interim consolidated financial statements for defined periods.
- Management’s Discussion and Analysis for the same periods as the interim financial statements.
- Certifications by the President and Chief Executive Officer.
- Certifications by the Executive Vice President, Chief Financial and Regulatory Officer.
Through these exhibits, Hydro One Limited furnishes information that can help investors review financial results, read management’s commentary on those results, and see formal certifications from key executives regarding the information presented.
Trading and investor information
The HRNNF symbol represents Hydro One Limited’s ordinary shares in the over-the-counter market. The SEC filings confirm the company’s name and status as a foreign issuer but do not provide detailed descriptions of its industry or business operations in the excerpts available here. Investors using this overview should therefore treat it as a summary of the company’s regulatory reporting practices rather than a full business profile.
Because the available data focuses on SEC reporting forms and exhibits, investors who want a deeper understanding of Hydro One Limited’s operations, strategy, or industry context may need to consult the full text of its Form 40-F annual reports and the complete exhibits to its Form 6-K submissions. Those documents contain the company’s own descriptions of its activities, risk factors, and other narrative disclosures.
Role of interim financial statements and MD&A
One of the Form 6-K filings for Hydro One Limited includes unaudited interim consolidated financial statements and a Management’s Discussion and Analysis for specific three- and nine‑month periods. This combination of financial statements and MD&A is a common way for foreign issuers to present interim performance, explaining key drivers, trends, and other factors that management considers important.
For HRNNF, the presence of interim financial statements and MD&A in a Form 6-K indicates that the company provides more than just brief news releases; it also furnishes structured financial information and narrative analysis between its annual Form 40-F filings. Investors can use these materials to follow the company’s interim results and management’s perspective on those results.
Officer certifications
In the same Form 6-K that contains interim financial statements and MD&A, Hydro One Limited also includes certifications from its President and Chief Executive Officer and from its Executive Vice President, Chief Financial and Regulatory Officer. These certifications accompany the financial and narrative information furnished to the SEC and are part of the company’s approach to formalizing its disclosures to the market.
For investors reviewing HRNNF, the presence of these certifications in the exhibits shows that senior officers are formally associated with the financial and MD&A information provided in that filing. This can be a point of focus for those who pay close attention to governance and reporting practices.
Summary
In summary, Hydro One Limited (HRNNF) is a Toronto, Ontario–based foreign issuer that reports to the SEC using Form 40-F and Form 6-K. Its recent filings show a pattern of furnishing news releases, unaudited interim consolidated financial statements, Management’s Discussion and Analysis, and officer certifications. While the excerpts available here do not describe the company’s industry or specific operations, they do provide insight into how Hydro One Limited communicates with U.S. investors through the SEC’s reporting framework.
Stock Performance
Hydro One (HRNNF) stock last traded at $42.00. Over the past 12 months, the stock has gained 22.8%. At a market capitalization of $25.2B, HRNNF is classified as a large-cap stock with approximately 599.8M shares outstanding.
Latest News
SEC Filings
Hydro One has filed 5 recent SEC filings, including 4 Form 6-K, 1 Form 40-F. The most recent filing was submitted on March 23, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all HRNNF SEC filings →
Financial Highlights
Upcoming Events
Short Interest History
Short interest in Hydro One (HRNNF) currently stands at 5.6 million shares, up 23.4% from the previous reporting period, representing 1.8% of the float. Over the past 12 months, short interest has increased by 17.5%. This relatively low short interest suggests limited bearish sentiment. With 53.2 days to cover, it would take significant time for short sellers to close their positions based on average trading volume.
Days to Cover History
Days to cover for Hydro One (HRNNF) currently stands at 53.2 days, down 12.6% from the previous period. This elevated days-to-cover ratio indicates it would take over two weeks of average trading volume for short sellers to exit their positions, suggesting potential for a short squeeze if positive news emerges. The days to cover has decreased 89.4% over the past year, suggesting improved liquidity for short covering. The ratio has shown significant volatility over the period, ranging from 28.6 to 1000.0 days.
HRNNF Company Profile & Sector Positioning
Hydro One (HRNNF) operates in the Utilities - Regulated Electric industry within the broader Utilities sector and is listed on the OTC Link.