Company Description
Trinseo PLC (NYSE: TSE) is a specialty material solutions provider operating in the plastics material and resin manufacturing industry. According to company disclosures, Trinseo partners with other companies "from design to manufacturing" to address material challenges in sectors such as building and construction, consumer goods, medical, and mobility. The company reports that it taps into decades of experience in diverse material solutions and focuses on what it describes as imaginative, smart and sustainably focused ways of bringing ideas to life.
Trinseo’s business is organized into several operating segments referenced in its financial reports and other materials. These include Engineered Materials, Latex Binders, Polymer Solutions, and earnings from its equity method investment in Americas Styrenics. Segment net sales data in Trinseo’s filings show that Engineered Materials, Latex Binders and Polymer Solutions each contribute a substantial portion of total net sales, with Americas Styrenics reflected through equity income rather than reported net sales.
The company’s Engineered Materials segment is discussed in its quarterly financial results as serving applications such as medical, mobility, and building and construction. Trinseo reports that this segment’s performance is influenced by sales into medical applications, mobility, and building and construction, as well as restructuring savings and changes in input costs. The company has also highlighted polymethyl methacrylate (PMMA) operations and geographic expansion initiatives for PMMA within this area.
The Latex Binders segment is described in Trinseo’s results as supplying binders into applications including paper and board, textiles, CASE (coatings, adhesives, sealants and elastomers) and battery binders. Company disclosures note that Latex Binders has experienced lower volumes and margin compression in certain regions, particularly in Asia and Europe, while also reporting that net sales to CASE and battery binders applications represent a meaningful share of segment net sales and have shown volume growth in what the company characterizes as flat or declining market environments.
Trinseo’s Polymer Solutions segment is reported as including various polymers used for automotive, building and construction and other applications. Based on the company’s own description and historical segment information, this segment encompasses products such as ABS, styrene-acrylonitrile (SAN), polystyrene and polycarbonate. These polymers are marketed under brands that Trinseo identifies, including MAGNUM ABS resins, TYRIL SAN resins and STYRON polystyrene resins. The company has also reported polycarbonate technology licensing income within this segment, which has contributed to Adjusted EBITDA in certain periods.
In its public communications, Trinseo emphasizes a focus on sustainably focused material solutions and circular technologies. For example, the company announced that it has started receiving chemically recycled styrene monomer produced through depolymerization at a partner’s facility in Antwerp, Belgium. Trinseo states that its STYRON polystyrene resins, MAGNUM ABS resins and TYRIL SAN resins can be manufactured with chemically recycled styrene monomer using a mass balance principle, and that these materials are described as drop-in equivalents to fossil-based alternatives. The company notes that this approach can support circular use of polystyrene household packaging waste.
Trinseo also reports that it has established a tool to provide cradle-to-gate Product Carbon Footprint information for different grades, enabling it to share information about the CO2 footprint of specific products with interested parties. These disclosures align with the company’s repeated references to sustainably focused materials and what it calls sustainably advantaged solutions in its press releases.
Geographically, Trinseo states that it serves clients "all over the world" from locations in North America, Europe and Asia Pacific. The company has highlighted that it generates a significant portion of its revenue from Europe, followed by the United States, Asia-Pacific and the rest of the world, based on its own prior descriptions. Trinseo PLC is incorporated in Ireland and lists its principal executive offices in Wayne, Pennsylvania in its SEC filings.
Trinseo’s financial reports show that it uses both GAAP and non-GAAP measures, including EBITDA, Adjusted EBITDA, Adjusted Net Income (Loss), Adjusted EPS and Free Cash Flow, to evaluate performance and liquidity. The company explains in its filings that these non-GAAP measures are used by management and investors to assess business trends, profitability, pricing strategies and cash generation, and provides reconciliations to GAAP measures in the notes to its condensed consolidated financial information.
The company has also disclosed a series of restructuring plans aimed at what it characterizes as optimizing operations, enhancing cash flow generation and strengthening long-term profitability. In Europe, Trinseo approved a plan to permanently close its methyl methacrylate (MMA) production operations in Rho, Italy and its acetone cyanohydrin (ACH) production operations in Porto Marghera, Italy, with the intention to source all MMA feedstock from third-party producers going forward. The company expects these actions, described as the MMA Restructuring Plan, to deliver annualized profitability improvement and reduce capital expenditures, while continuing PMMA operations and a depolymerization pilot facility in Rho.
In a separate restructuring initiative, Trinseo approved a plan to permanently close its polystyrene production operations in Schkopau, Germany and consolidate remaining polystyrene production into its Tessenderlo, Belgium location. The company estimates that this PS Restructuring Plan will result in annualized profitability improvement after completion, subject to local law requirements and negotiations with works councils, industrial associations and government authorities.
Trinseo’s board of directors has also taken capital allocation actions disclosed in SEC filings, including the decision to indefinitely suspend the company’s quarterly dividend of $0.01 per share. The company has stated that this suspension is expected to save approximately $1.5 million annually and is consistent with its focus on cash flow and liquidity in a challenging market environment.
In terms of corporate governance and shareholder matters, Trinseo holds an Annual General Meeting of Shareholders where proposals such as the election of directors, advisory approval of executive compensation, ratification of the independent registered public accounting firm, authority to issue shares, authority to opt out of statutory pre-emption rights, price range for re-issuance of treasury shares, amendments to the Omnibus Incentive Plan, and approval of forfeiture of certain options by executive officers are presented to shareholders for vote, as documented in its Form 8-K filings.
Trinseo has also reported on its compliance status with New York Stock Exchange listing standards. In December 2025, the company received notices from the NYSE indicating that it was not in compliance with the minimum market capitalization standard and the minimum share price criteria. The company has disclosed that it intends to submit a plan to regain compliance within the applicable cure periods and that its shares continue to be listed and traded on the NYSE during these periods, with an added ".BC" indicator to denote below-criteria status. The company notes that these notices do not affect its ongoing business operations or its SEC reporting requirements.
Trinseo reports net sales of approximately $3.5 billion in 2024 in multiple press releases, providing a sense of the company’s scale in the specialty materials and plastics manufacturing space. Across its communications, Trinseo emphasizes collaboration with customers, use of non-GAAP performance metrics, restructuring activities, and initiatives related to circular and sustainably focused materials as key elements of its corporate profile.
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Short Interest History
Short interest in Trinseo Plc (TSE) currently stands at 5.4 million shares, up 29.7% from the previous reporting period, representing 16.0% of the float. Over the past 12 months, short interest has increased by 507.2%. This moderate level of short interest indicates notable bearish positioning. The 6.8 days to cover indicates moderate liquidity for short covering.
Days to Cover History
Days to cover for Trinseo Plc (TSE) currently stands at 6.8 days, up 136.8% from the previous period. This moderate days-to-cover ratio suggests reasonable liquidity for short covering, requiring about a week of average trading volume. The days to cover has increased 127.3% over the past year, indicating either rising short interest or declining trading volume. The ratio has shown significant volatility over the period, ranging from 1.7 to 14.3 days.