1Q25 Quarterly Earnings Call M a y 2 , 2 0 2 5 Forward-looking Statements This presentation includes forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. These statements relate to analyses and other information that are based on management's beliefs, certain assumptions made by management, forecasts of future results, and current expectations, estimates and projections about the markets and economy in which we and our various segments operate. The statement ...

Company Performance - Olin reported quarterly earnings of $0.04 per share, surpassing the Zacks Consensus Estimate of a loss of $0.10 per share, representing an earnings surprise of 140% [1] - The company posted revenues of $1.64 billion for the quarter ended March 2025, which was a 1.03% miss compared to the Zacks Consensus Estimate, and remained unchanged from year-ago revenues [2] - Over the last four quarters, Olin has exceeded consensus EPS estimates two times and topped consensus revenue estimates twice [2] Stock Outlook - Olin shares have declined approximately 36% since the beginning of the year, contrasting with the S&P 500's decline of 5.3% [3] - The company's earnings outlook is crucial for investors, as it includes current consensus earnings expectations for upcoming quarters and any recent changes to these expectations [4] - The current consensus EPS estimate for the upcoming quarter is $0.21 on revenues of $1.71 billion, and for the current fiscal year, it is $0.84 on revenues of $6.82 billion [7] Industry Context - The Chemical - Diversified industry, to which Olin belongs, is currently ranked in the bottom 16% of over 250 Zacks industries, indicating potential challenges for stock performance [8] - Empirical research suggests a strong correlation between near-term stock movements and trends in earnings estimate revisions, which can impact Olin's stock performance [5] - The unfavorable trend in estimate revisions has resulted in a Zacks Rank 5 (Strong Sell) for Olin, suggesting expected underperformance in the near future [6]

Exhibit 99.1 Investor Contact: Steve Keenan (314) 719-1755 InvestorRelations@Olin.com News Olin Corporation, 190 Carondelet Plaza, Suite 1530, Clayton, MO 63105 Olin Announces First Quarter 2025 Results Highlights Clayton, MO, May 1, 2025 – Olin Corporation (NYSE: OLN) announced financial results for the first quarter ended March 31, 2025. First quarter 2025 reported net income was $1.4 million, or $0.01 per diluted share, which compares to first quarter 2024 reported net income of $48.6 million, or $0.40 p ...

Olin Corporation (OLN) announced the completion of the buyout of AMMO, Inc’s small caliber ammunition assets. The acquisition of the assets was announced in January 2025. The assets, employees and ammunition business have now become part of Olin’s Winchester ammunition business. The acquisition included brass shell case capabilities and a newly constructed 185,000 square foot production facility located in Manitowoc, WI. The transaction was funded through OLN’s available liquidity. It is anticipated to real ...

Company Overview - Olin Corporation is a leading vertically integrated global manufacturer and distributor of chemical products and a prominent U.S. manufacturer of ammunition, producing items such as chlorine, caustic soda, and various types of ammunition [5] Acquisition Details - Olin Corporation has completed the acquisition of small caliber ammunition assets from AMMO, Inc., which are now integrated into Olin's Winchester Ammunition business [1][2] - The acquisition includes a newly constructed 185,000 square foot production facility in Manitowoc, Wisconsin, enhancing Winchester's production capabilities and specialization in high-margin, specialty calibers [2] Financial Impact - The transaction is expected to be immediately accretive to Olin's shareholders, with an anticipated first-year adjusted EBITDA contribution of $10 to $15 million, including synergies [3] - Once fully integrated, the acquisition is projected to yield an adjusted EBITDA of $40 million per year with full realization of synergies [3] Strategic Goals - The acquisition aligns with Olin's capital allocation framework and Winchester's strategy to secure small, strategic opportunities that are immediately accretive [4] - The Manitowoc facility will allow Winchester to expand its reach into higher-value commercial and international military and law enforcement calibers, while legacy plants can focus on high-volume products [4]

Hydrogen Capture Enhances Sustainability and Profitability of Olin’s St. Gabriel Facility Plug US Hydrogen Capacity now at 40TPD ST. GABRIEL, La., April 17, 2025 (GLOBE NEWSWIRE) -- Hidrogenii, the joint venture between Plug Power Inc. (NASDAQ: PLUG) and Olin Corporation (NYSE: OLN), today announced the commissioning of its 15 metric-ton-per-day (TPD) hydrogen liquefaction plant in St. Gabriel, Louisiana. Among the largest electrolytic hydrogen liquefaction facilities in North America, the site marks a majo ...

Hydrogen Capture Enhances Sustainability and Profitability of Olin's St. Gabriel Facility Plug US Hydrogen Capacity now at 40 metric-ton-per-day (TPD)CLAYTON, Mo., April 17, 2025 /PRNewswire/ -- Olin Corporation (NYSE: OLN) announced today that Hidrogenii, the joint venture between Olin and Plug Power Inc. (NASDAQ: PLUG), commissioned its 15 TPD hydrogen liquefaction plant in St. Gabriel, Louisiana. Among the largest electrolytic hydrogen liquefaction facilities in North America, the site marks a major mil ...

Core Insights - Hidrogenii, a joint venture between Plug Power Inc. and Olin Corporation, has commissioned a 15 metric-ton-per-day hydrogen liquefaction plant in St. Gabriel, Louisiana, enhancing the regional hydrogen supply chain and supporting the U.S. transition to low-carbon energy [1][3][10] - The new facility will liquefy hydrogen produced by Olin for trailer shipments across the U.S., increasing Plug's total hydrogen production capacity to 40 TPD [2][5] - The establishment of this plant is part of Plug's strategy to scale a national green hydrogen network, complementing existing production sites in Georgia and Tennessee [3][5] Company Overview - Plug Power is focused on building a global hydrogen economy with an integrated ecosystem that includes production, storage, delivery, and power generation [4] - The company has deployed over 72,000 fuel cell systems and 275 fueling stations, making it the largest user of liquid hydrogen [5] - Olin Corporation is a leading manufacturer and distributor of chemical products, including hydrogen, and is involved in the ammunition manufacturing sector [7] Joint Venture Details - Hidrogenii was established in 2022 to operate the liquid hydrogen facility in St. Gabriel, combining Plug's hydrogen technology with Olin's industrial expertise [3][9] - The joint venture aims to produce and deliver reliable, domestically sourced hydrogen to meet growing demand across various markets [10]

Core Viewpoint - Olin Corporation will review its first quarter 2025 financial results on May 2, 2025, at 9:00 a.m. Eastern time, followed by a Q&A session [1] Conference Call & Webcast Details - U.S. callers can access the conference call toll-free at (877) 883-0383, while Canadian callers can dial (877) 885-0477, and international callers can reach (412) 902-6506, using pass code 4655364 [2] - The call will be webcast live, and participants are encouraged to pre-register or access the webcast on the company's website [2] - A replay of the conference call will be available for one year on the company's website, with a telephonic replay available for 7 days starting at 12:00 p.m. Eastern time [3] Company Description - Olin Corporation is a leading vertically integrated global manufacturer and distributor of chemical products and a major U.S. manufacturer of ammunition [4] - The chemical products include chlorine, caustic soda, vinyls, epoxies, chlorinated organics, bleach, hydrogen, and hydrochloric acid [4] - Winchester, a division of Olin, produces and distributes various types of ammunition, including sporting, law enforcement, and military ammunition [4]

Core Viewpoint - Olin Corporation has appointed General Edward Daly to its Board of Directors, effective March 5, 2025, to enhance its strategic direction and oversight in the defense and logistics sectors [1][5]. Company Overview - Olin Corporation is a leading vertically integrated global manufacturer and distributor of chemical products and a prominent U.S. manufacturer of ammunition, producing a variety of chemical products including chlorine, caustic soda, and various types of ammunition [5]. Appointment Details - General Daly, a retired U.S. Army General with over 36 years of service, was appointed to the Compensation Committee of Olin's Board, bringing extensive expertise in defense procurement and logistics [1][2]. - His last role was as the 20th Commanding General of the U.S. Army Materiel Command, overseeing a budget exceeding $50 billion and managing 190,000 personnel across the U.S. and internationally [2]. General Daly's Background - General Daly has founded Virtus 9, a startup focused on U.S. national security, and serves as President of Daly Consulting & Logistics, along with advisory roles in several companies [3]. - He holds degrees from West Point, Gonzaga University, and the U.S. Army War College, and is noted as the only career Logistics 4-Star General to graduate from West Point since its establishment [4]. Strategic Importance - Olin's President & CEO, Ken Lane, expressed enthusiasm about General Daly's appointment, highlighting his military career and understanding of global trade and security as valuable assets for guiding Olin's growth [5].