Company Description
Overseas Shipholding Group, Inc. (OSG) is a company that provides liquid bulk transportation services for crude oil and petroleum products in the U.S. Flag markets. According to company disclosures, OSG operates a U.S. Flag fleet that includes Suezmax crude oil tankers, conventional and lightering articulated tug-barge units (ATBs), shuttle and conventional medium range (MR) tankers, and non-Jones Act MR tankers that participate in the U.S. Tanker Security Program. The company describes itself as one of the world’s most customer-focused marine transportation companies and is headquartered in Tampa, Florida.
OSG’s business centers on transporting energy-related liquid cargoes. Its fleet composition, as reported in its results for the first quarter of 2024, included MR product carriers, crude oil tankers, refined product ATBs, and lightering ATBs. The operating fleet at that time consisted of both owned and chartered-in vessels, with chartered-in vessels on bareboat charters. This mix of vessel types and chartering arrangements reflects OSG’s focus on serving crude oil and petroleum product movements in U.S. Flag markets.
The company has stated that it is committed to high standards of quality, safety, and environmental programs. It highlights participation in the U.S. Tanker Security Program through its non-Jones Act MR tankers, and emphasizes safety and environmental performance as part of its identity as a marine transportation provider.
In addition to its core transportation activities, OSG has described initiatives related to emerging energy and environmental needs. For example, the company reported that it was awarded a grant from the United States Department of Energy for the engineering and design of a new vessel intended to transport liquified carbon dioxide (LCO2). The planned articulated tug-barge unit is intended to carry CO2 captured by emitters in the Greater Tampa Bay region and across Florida to sequestration sites in the Gulf of Mexico. OSG has also referenced a separate Department of Energy grant related to the proposed Tampa Regional Intermodal Carbon Hub (T-RICH), which is described as an intermediate storage hub at Port Tampa Bay for captured CO2.
OSG has also reported activities intended to support workforce development within the maritime industry. The company has announced scholarship awards through the Women Offshore Foundation to women cadets at U.S. maritime academies, stating that these scholarships are part of a multi-year commitment to provide financial support and mentoring as recipients pursue maritime careers.
From a corporate structure perspective, OSG has undergone a significant ownership change. Saltchuk Resources, Inc., a privately owned family of diversified freight transportation, marine service, and energy distribution companies, announced a definitive merger agreement to acquire OSG. Subsequent announcements reported the commencement of a tender offer, the expiration of the Hart-Scott-Rodino waiting period, and the completion of the transaction. Saltchuk stated that the transaction closed and that OSG became a wholly owned subsidiary of Saltchuk. It was also announced that, as a result of the completion of the transaction, all shares of OSG common stock would cease trading on the New York Stock Exchange prior to the opening of trading on July 10, 2024, and that the shares would subsequently be delisted from NYSE and deregistered under the Securities Exchange Act of 1934, as amended.
Following the close of the transaction, communications from Saltchuk and OSG stated that OSG would operate as a standalone business unit within Saltchuk and become a member of Saltchuk’s family of companies. Saltchuk has described OSG as adding energy shipping to its existing lines of business, which include domestic shipping, international shipping, logistics, marine services, energy distribution, and air cargo.
OSG has also released financial information, such as its first quarter 2024 results, which included shipping revenues, time charter equivalent (TCE) revenues, operating income, net income, and details on its fleet and charter mix. These disclosures provide insight into the company’s operations in the U.S. Flag tanker and ATB markets, though specific figures are time-bound and subject to change in subsequent reporting periods.
Relationship to Octave Specialty Group, Inc. (Ticker OSG)
Separately, Octave Specialty Group, Inc. is described in a Business Wire release as a global specialty insurance firm that builds, buys, and scales niche insurance distribution and underwriting businesses. It focuses on operational excellence, disciplined growth, and innovation while creating a portfolio of companies in the specialty insurance space. An SEC Form 8-K filing identifies Octave Specialty Group, Inc. as the registrant and notes that Ambac Financial Group, Inc. is a former name. The filing explains that Octave Specialty Group completed an acquisition of Armada Corp Capital, LLC pursuant to a membership interest purchase agreement, with the transaction financed in part through borrowings. The filing also refers to unaudited and audited financial statements of ArmadaCorp Capital, LLC and unaudited pro forma combined financial information of the company.
The ticker symbol OSG has therefore been associated with different corporate entities over time. Historically, it has been used for Overseas Shipholding Group, Inc., a marine transportation company, and more recently SEC filings reference Octave Specialty Group, Inc., a specialty insurance firm that builds, buys, and scales niche insurance distribution and underwriting businesses. Ambac Financial Group, Inc. is identified as a former name in the Octave Specialty Group, Inc. filing.
Key Business Characteristics
- Industry focus (historical): OSG has been described as a provider of liquid bulk transportation services for crude oil and petroleum products in U.S. Flag markets, with a fleet including Suezmax crude oil tankers, ATBs, shuttle and conventional MR tankers, and non-Jones Act MR tankers.
- Industry focus (Octave Specialty Group, Inc.): Octave Specialty Group, Inc. is described as a global specialty insurance firm that builds, buys, and scales niche insurance distribution and underwriting businesses.
- Corporate status: Public announcements state that Overseas Shipholding Group, Inc. entered into and completed a transaction under which Saltchuk Resources, Inc. acquired all outstanding shares not already owned, resulting in OSG becoming a wholly owned subsidiary of Saltchuk and its shares ceasing to trade on the NYSE, with subsequent delisting and deregistration described.
- Headquarters (OSG): OSG is described as headquartered in Tampa, Florida.
- Headquarters (Octave Specialty Group, Inc.): An SEC filing lists a New York, New York address for Octave Specialty Group, Inc., and identifies Ambac Financial Group, Inc. as a former name.
Use of the OSG Symbol
Investors researching the symbol OSG should be aware that it has been associated with Overseas Shipholding Group, Inc., a U.S. Flag liquid bulk transportation company, and with Octave Specialty Group, Inc., a global specialty insurance firm that builds, buys, and scales niche insurance distribution and underwriting businesses. Public communications and SEC filings indicate that Overseas Shipholding Group, Inc. became a wholly owned subsidiary of Saltchuk Resources, Inc. and that its shares ceased trading on the New York Stock Exchange and were to be delisted and deregistered. SEC filings for Octave Specialty Group, Inc. describe a specialty insurance business and reference Ambac Financial Group, Inc. as a former name.
Stock Performance
Latest News
SEC Filings
Insider Radar
Financial Highlights
Upcoming Events
EY engaged for FY2026
Short Interest History
Short interest in Octave Specialty Group (OSG) currently stands at 2.0 million shares, down 2.0% from the previous reporting period, representing 5.3% of the float. Over the past 12 months, short interest has decreased by 11.1%.
Days to Cover History
Days to cover for Octave Specialty Group (OSG) currently stands at 2.9 days, up 17.9% from the previous period. This days-to-cover ratio represents a balanced liquidity scenario for short positions.