• Reports Record Total Revenues of $85.4 Million for Q1 2023

• Delivers Revenue Growth of 98%, a Record Increase YoY

• GAAP EPS Diluted of $0.26 Per Share; a 117% Increase YoY

• Non-GAAP EPS Diluted of $0.41 Per Share, an Increase of 128% YoY

• Affirms Full Year Total Revenue Guidance of Between $375 Million and $385 Million

• Forecasts Full-Year 2023 Non-GAAP Net Income of Between $195 Million and $205 Million

• FYCOMPA^® Commercial and Medical Affairs Teams Onboard and Fully Engaged

• Recently Reported Positive Feedback From the FDA on Submission to Seek Approval of sNDA to Increase the Maximum Daily Dose of FIRDAPSE^® From 80mg to 100mg

• Continuing Efforts to Acquire One or More Commercial or Late-Stage Products Through a Product or Company Acquisition
  

CORAL GABLES, Fla., May 10, 2023 (GLOBE NEWSWIRE) -- Catalyst Pharmaceuticals, Inc. ("Catalyst or the Company") (Nasdaq: CPRX) today reported financial results for the first quarter of 2023 and provided a corporate update.

"Catalyst had an excellent start to the year driven by the sustained organic growth of FIRDAPSE^® and compelling revenues from the newly acquired product, FYCOMPA^®. The acquisition of FYCOMPA^® was strategically transformational, serving as a differentiating impetus and meaningful contributor to our company's long-term growth and exemplary revenue performance," stated Patrick J. McEnany, Chairman and CEO of Catalyst. "The integration of the FYCOMPA commercial and medical affairs teams is now broadly complete with a talented team that is fully trained and engaged. The seamless integration, coupled with the strong quarterly revenue performance, is a testament to the exceptional execution capabilities of the entire Catalyst team."

Mr. McEnany continued: "As significant progress is being made across all fronts, business development remains a high priority. Our team continues to make substantial advancements through vigorous evaluation of a robust number of opportunities in pursuit of innovative assets that strategically align and complement our portfolio expansion approach. We remain confident that we are well positioned to fully leverage our accomplishments and further deliver on key initiatives to enhance the long-term value for all of our stakeholders, with an ongoing commitment to our patient communities."

Financial Highlights (in Millions of U.S. dollars, except per share data, unaudited)

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*FYCOMPA^® revenues are for the approximately 2 months that we owned the U.S. rights to the product.
**Non-GAAP financial measures refer to reconciliations of non-GAAP financial measures to GAAP financial measures included in the accompanying schedules. Non-GAAP financial measures exclude from GAAP financial measures stock-based compensation, depreciation and amortization, and income taxes. See the "Reconciliation of Non-GAAP Metrics" table below.

BUSINESS HIGHLIGHTS

• Achieved all-time high total revenues of $85.4 Million for Q1 2023, an 98% YoY increase and a 41% increase compared to Q4-2022, bolstered by the addition of FYCOMPA^® net product revenues.

• Completed the FYCOMPA^® acquisition; reported robust net product revenues of $27.8 Million for the approximately two months following the close of the product acquisition on January 24, 2023.

• Achieved Q1 2023 FIRDAPSE^® net product revenue of $57.5 Million, representing a substantial 34% YoY increase.

• On track to achieve forecast total revenues of between $375 Million and $385 Million.

• Completed a seamless U.S. FYCOMPA^® commercial team integration, with the full integration of operations expected to be completed by the end of Q2 2023.

• Expect to file a supplemental New Drug Application ("sNDA") to increase the maximum daily dosage of FIRDAPSE^® (amifampridine) from 80mg to 100mg for the treatment of Lambert-Eaton myasthenic syndrome ("LEMS") early in the third quarter of 2023.

• Anticipate FIRDAPSE^® Phase 3 LEMS registrational study completion in Japan by late 2023, and assuming the study is successful, an expected NDA filing with the PMDA (Pharmaceuticals and Medical Devices Agency) in the second quarter of 2024 (by DyDo Pharma).

• Continue to vigorously pursue innovative rare neurological assets in alignment with our portfolio expansion strategy.

• Launched our inaugural Environmental, Social, and Governance ("ESG") Report on May 1, 2023, highlighting the Company's ESG strategy, areas of focus, and meaningful progress in key areas.
  

Financial Results for First Quarter 2023

Product Revenues, Net: Product revenues, net in the first quarter of 2023, were $85.3 Million, compared to $43.0 Million for the first quarter of 2022, representing an increase of 98% year-over-year.

Research and Development Expenses: Research and development expenses in the first quarter of 2023 were $3.6 Million, compared to $3.4 Million in the first quarter of 2022. 

Selling, General, and Administrative Expenses: Selling, general, and administrative expenses for the first quarter of 2023 were $29.7 Million, compared to $16.4 Million in the first quarter of 2022.

Amortization of Intangible Assets: Amortization of intangible assets was $6.5 Million in the first quarter of 2023, compared to $0.00 in the first quarter of 2022. Intangible assets acquired subsequent to the first quarter of 2022 relate to the FYCOMPA^® rights acquired in the first quarter of 2023 and the RUZURGI^® rights acquired in the third quarter of 2022.

Operating Income: Operating income for the first quarter of 2023 was $35.6 Million, compared to $17.4 Million in the first quarter of 2022, representing an increase of 105% year-over-year.

GAAP Net Income: GAAP net income for the first quarter of 2023 was $29.6 Million ($0.28 per basic share and $0.26 per diluted share), compared to $13.2 Million ($0.13 per basic share and $0.12 per diluted share) for the first quarter of 2022, representing a 123% increase YoY.

Non-GAAP Net Income¹: Non-GAAP net income for the first quarter of 2023 was $46.8 Million ($0.44 per basic share and $0.41 per diluted share), compared to $19.4 Million ($0.19 per basic share and $0.18 per diluted share) for the first quarter of 2022, representing a 132% increase YoY for each basic share and a 128% increase YoY for each diluted share.

Cash and Equivalents: Cash and equivalents were $148.2 Million as of March 31, 2023.

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^{1 Statements made in this press release include non-GAAP financial measures. Such information is provided as additional information and not as an alternative to Catalyst's financial statements presented in accordance with U.S. generally accepted accounting principles (GAAP). These non-GAAP financial measures are intended to enhance an overall understanding of Catalyst's current financial performance. Catalyst believes that the non-GAAP financial measures presented in this press release provide investors and prospective investors with an alternative method for assessing Catalyst's operating results in a manner that Catalyst believes is focused on the performance of ongoing operations and provides a more consistent basis for comparison between periods. Non-GAAP financial measures should not be considered in isolation or as a substitute for comparable GAAP accounting. Further, non-GAAP measures of net income used by Catalyst may be different from and not directly comparable to similarly titled measures used by other companies.}

2023 Financial Guidance: The Company forecasts full-year 2023 total revenues, including FYCOMPA^®, to be between $375 Million and $385 Million, representing a 75% - 80% increase in total revenues compared to 2022. Key guidance assumptions in this forecast reflect a continued recovery in macroeconomic and healthcare activity throughout 2023 related to the current COVID-19 environment.

More detailed financial information and analysis regarding the Company's financial position on March 31, 2023, and its results of operations for the three months ended on that date can be found in the Company's Quarterly Report on Form 10-Q for the quarter ended March 31, 2023, filed with the U.S. Securities and Exchange Commission ("SEC") on March 10, 2023.

Conference Call & Webcast Details
The Company will host a conference call and webcast on Thursday, May 11, 2023, at 8:30 AM ET to discuss the financial results and provide a business update.

A webcast will be accessible under the investor section on the Company's website at www.catalystpharma.com. A webcast replay will be available on the Catalyst website for 30 days after the event.

About Catalyst Pharmaceuticals
With exceptional patient focus, Catalyst is committed to developing and commercializing innovative first-in-class medicines that address rare neurological and epileptic diseases. Catalyst's flagship U.S. commercial product is FIRDAPSE^® (amifampridine) Tablets 10 mg, approved for the treatment of Lambert-Eaton myasthenic syndrome ("LEMS") for adults and for children ages six and up. In January 2023, Catalyst acquired the U.S. commercial rights to FYCOMPA^® (perampanel) CIII, a prescription medicine approved in people with epilepsy aged four and older alone or with other medicines to treat partial-onset seizures with or without secondarily generalized seizures and with other medicines to treat primary generalized tonic-clonic seizures for people with epilepsy aged 12 and older. Further, Canada's national healthcare regulatory agency, Health Canada, has approved the use of FIRDAPSE^® for the treatment of adult patients in Canada with LEMS. For additional information about the Company, please visit www.catalystpharma.com.

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^{The non-GAAP financial measure included in this press release excludes from the calculation of net income (i) the expense associated with non-cash, stock-based compensation, (ii) non-cash depreciation expense, (iii) non-cash amortization of intangible assets expense, and (iv) the provision for income taxes. Non-GAAP income per share is calculated by dividing non-GAAP income by the weighted average common shares outstanding.}

For Full Prescribing and Safety Information for FIRDAPSE^®, please visit www.firdapse.com. For Full Prescribing Information, including Boxed WARNING for FYCOMPA^®, please visit www.fycompa.com. For more information about Catalyst Pharmaceuticals, Inc., visit the Company's website at www.catalystpharma.com.

Forward-Looking Statements
This press release contains forward-looking statements. Forward-looking statements involve known and unknown risks and uncertainties, which may cause Catalyst's actual results in future periods to differ materially from forecasted results. A number of factors, including (i) Catalyst's ability to successfully continue to sell its current products, (ii) Catalyst's ability to locate and acquire new product candidates through acquisition or in-licensing, (iii) Catalyst's ability to sell products acquired in the future that are already approved and to successfully develop any new product candidates acquired or in-licensed, (iv) whether Catalyst's total revenue forecast for 2023 will prove to be accurate, (v) whether Catalyst's patents will be sufficient to eliminate generic competition for FIRDAPSE^® after Catalyst's orphan drug exclusivity for FIRDAPSE^® for LEMS expires in late November 2025, (vi) whether legislative changes already made that are intended to reduce the cost of prescription drug products and any similar future legislative changes made by Congress will adversely affect Catalyst, and (vii) those factors described in Catalyst's Annual Report on Form 10-K for the 2022 fiscal year and Catalyst's other filings with the U.S. Securities and Exchange Commission ("SEC"), could adversely affect Catalyst. Copies of Catalyst's filings with the SEC are available from the SEC, may be found on Catalyst's website, or may be obtained upon request from Catalyst. Catalyst does not undertake any obligation to update the information contained herein, which speaks only as of this date.

(a) Exclusive of amortization of intangible assets

Source: Catalyst Pharmaceuticals, Inc.

Contact information:

Investor Contact
Mary Coleman
Catalyst Pharmaceuticals, Inc.
(305) 420-3200
mcoleman@catalystpharma.com

Media Contact
David Schull
Russo Partners
(858) 717-2310
david.schull@russopartnersllc.com