What Changed
- Cardinal Infrastructure Group (CDNL) Enters into Amended Agreement for Acquisition of Hughes Brothers Construction Inc.
- A fund reports zero voting power at Cardinal Infrastructure (CDNL) in an ownership amendment.
- Cardinal Infrastructure Group (CDNL) Schedules Third Quarter 2026 Earnings Conference Call
Price Move History
- Daily moves over 5%
- 65 222 sessions, December 10, 2025 to October 28, 2026
- Largest daily move
- -36.2% close of August 11, 2026
- 1-month change
- -43.9% closing prices, September 28, 2026 to October 28, 2026
Company Description
Cardinal Infrastructure Group Inc. (NASDAQ: CDNL) is an infrastructure services company headquartered in Raleigh, North Carolina. According to the company, it is one of the fastest-growing, full-service turnkey infrastructure services providers in the Southeastern United States, focusing on residential, commercial, industrial, municipal, and state infrastructure projects.
Cardinal Infrastructure Group delivers a suite of infrastructure services that support the planning, preparation, installation, and development of infrastructure projects. The company states that it performs this work primarily through in-house teams and equipment, which significantly reduces the need for outsourcing or subcontractors and is intended to enable efficient project execution.
Business focus and operations
The company’s operations leverage a large, highly skilled workforce and a fleet of specialized equipment. Based on its public descriptions, Cardinal Infrastructure Group’s capabilities include:
- Wet utility installations, including water, sewer, and stormwater systems
- Grading and site clearing
- Erosion control
- Drilling and blasting
- Paving
- Other related site services for infrastructure projects
These services position Cardinal Infrastructure Group to participate in a broad range of infrastructure construction projects across its target geographies in the Southern and Southeastern United States. The company describes itself as becoming a platform of choice for infrastructure construction projects that require high-level technical expertise and sophistication.
Markets served
Cardinal Infrastructure Group reports that it serves multiple segments of the infrastructure market, including:
- Residential developments
- Commercial projects
- Industrial facilities
- Municipal infrastructure
- State-level infrastructure projects
By addressing these different end markets, the company participates in both private and public infrastructure work. Its focus on turnkey services means it can support projects from early site preparation through installation of key utility systems and related site services.
Corporate structure and recent IPO
Cardinal Infrastructure Group Inc. has a subsidiary structure that includes Cardinal Civil Contracting Holdings LLC, a wholly owned subsidiary referenced in its SEC filings. The company completed an initial public offering of its Class A common stock on the Nasdaq Global Select Market under the ticker symbol CDNL. In connection with the IPO, the company adopted an Amended and Restated Certificate of Incorporation and Amended and Restated Bylaws, and entered into agreements such as a Second Amended and Restated Limited Liability Company Agreement for Cardinal Civil Contracting Holdings LLC, a Tax Receivable Agreement, and a Registration Rights Agreement, as described in its Form 8-K filings.
Cardinal Infrastructure Group has both Class A and Class B common stock authorized under its charter. In connection with the offering, the company issued shares of Class B common stock to members of Cardinal Civil Contracting Holdings LLC on a one-to-one basis with their membership interests, as disclosed in its SEC reports.
Acquisition activity
As disclosed in a Form 8-K filing, Cardinal Infrastructure Group, through its wholly owned subsidiary Aviator Paving Company Charlotte, LLC, acquired substantially all of the assets of Red Clay Industries, Inc. under an asset purchase agreement. Red Clay is described as a provider of asphalt paving, concrete contracting, concrete reclamation, and soil stabilization in North Carolina. The acquisition reflects Cardinal Infrastructure Group’s use of acquisitions to expand its capabilities and geographic presence within infrastructure services.
Financial reporting and metrics
In connection with the Red Clay acquisition and its registration statement, Cardinal Infrastructure Group has presented pro forma financial information and non-GAAP measures such as Pro Forma EBITDA and Adjusted Pro Forma EBITDA. In its SEC filings, the company explains that these measures are derived by adjusting net income for items such as interest expense, income tax expense, depreciation and amortization, transaction fees and acquisition-related costs, legal matters, consulting and recruiting costs related to acquisitions and public company readiness, customer claims, financing and extinguishment-related expenses, stock-based compensation, certain non-recurring aviation and travel costs, non-recurring compensation expenses, incremental rent, and other gains and charges. The company states that it uses these measures to evaluate operating performance and to compare financial performance between periods, while also noting the limitations of non-GAAP measures.
Regulatory and listing details
Cardinal Infrastructure Group Inc. is an emerging growth company as defined under SEC rules, as indicated in its Form 8-K filings. Its Class A common stock trades on the Nasdaq Global Select Market under the symbol CDNL. The company’s registration statement on Form S-1 and subsequent Form 8-K filings describe its capital structure, governance documents, and key agreements associated with its public listing.
Summary
According to its public disclosures, Cardinal Infrastructure Group Inc. is focused on providing turnkey infrastructure services across multiple end markets in the Southern and Southeastern United States. With in-house teams and specialized equipment, wet utility capabilities, site preparation services, and related offerings, the company positions itself to handle complex infrastructure construction projects that require technical expertise and coordinated site services.
Stock Performance
Cardinal Infrastructure Group (CDNL) closed at $15.55 on October 28, 2026. So far this year, the price has lost 35.7%.
CDNL Metrics & Rankings
Price returns through October 28, 2026. Month-to-date and YTD include the first trading day. Ranking links may use different dates.
Latest News
Cardinal Infrastructure Group has 10 recent news articles, with the latest published 2 days ago. Of the recent coverage, 5 articles coincided with positive price movement and 5 with negative movement. Key topics include conferences, earnings date, acquisition, earnings, offering. View all CDNL news →
SEC Filings
Cardinal Infrastructure Group has filed 10 recent SEC filings, including 5 Form 4, 3 Form 8-K, 1 Form SCHEDULE 13G/A, 1 Form SCHEDULE 13G. The most recent filing was submitted on October 28, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all CDNL SEC filings →
Insider Radar
Insider buying activity at Cardinal Infrastructure Group over the past 90 days may reflect management confidence in the company's direction. Institutional investors and analysts often monitor insider purchases as a potential bullish indicator for the stock.
Financial Highlights
Cardinal Infrastructure Group generated $456.0M in revenue in FY2025, retaining a 21.1% gross margin, operating income reached $40.4M (8.9% operating margin), and net income was $22.7M, reflecting a 5.0% net profit margin. The company generated $37.9M in operating cash flow. The current ratio was 2.35, measuring current assets divided by current liabilities.
Upcoming Events
Q3 2026 Results Release
Q3 2026 Earnings Call
Earnout determination
Projected substantial completion
Earnout measurement date
Term Loan Maturity
Cardinal Infrastructure Group has 6 upcoming scheduled events. The next event, "Q3 2026 Results Release", is scheduled for November 12, 2026 (in 14 days). 2 of them are earnings releases or calls. 3 of them are financing or capital events, such as a dividend or a debt maturity. Investors can track these dates to stay informed about potential catalysts that may affect the CDNL stock price.
Short Interest History
Short interest in Cardinal Infrastructure Group (CDNL) currently stands at 2.6 million shares, down 0.2% from the previous reporting period, representing 16.8% of the shares outstanding. Since December 2025, short interest has increased by 949.3%.
Days to Cover History
Days to cover for Cardinal Infrastructure Group (CDNL) currently stands at 3.5 days, down 41.1% from the previous period. The ratio is the reported short interest divided by the average daily trading volume. Since December 2025, the figure has increased by 245%. Across the settlements charted above, it has ranged from 1.0 to 5.9 days.
CDNL Company Profile & Sector Positioning
Cardinal Infrastructure Group (CDNL) operates in the Engineering & Construction industry within the broader Industrials sector and is listed on the NASDAQ.