Exhibit 99.1

Aptar Reports Second Quarter 2023 Results

Second Quarter 2023 Highlights

Second Quarter Results

(1) - Currency effects are approximated by translating last year's amounts at this year's foreign exchange rates.

Year-To-Date Results

(1) - Currency effects are approximated by translating last year's amounts at this year's foreign exchange rates.

Outlook

Cash Dividends and Share Repurchases

Open Conference Call

About Aptar

Presentation of Non-GAAP Information

This press release contains forward-looking statements, including certain statements set forth under the “Outlook” section of this press release. Words such as “expects,” “anticipates,” “believes,” “estimates,” “future,” “potential,” “continues” and other similar expressions or future or conditional verbs such as “will,” “should,” “would” and “could” are intended to identify such forward-looking statements. Forward-looking statements are made pursuant to the safe harbor provisions of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934 and are based on our beliefs as well as assumptions made by and information currently available to us. Accordingly, our actual results or other events may differ materially from those expressed or implied in such forward-looking statements due to known or unknown risks and uncertainties that exist in our operations and business environment including, but not limited to: geopolitical conflicts worldwide including the invasion of Ukraine by the Russian military and the resulting indirect impact on demand from our customers selling their products into these countries, as well as rising input costs and certain supply chain disruptions; lower demand and asset utilization due to an economic recession either globally or in key markets we operate within; the impact of COVID-19 and its variants on our global supply chain and our global customers, employees and operations, which has elevated and will continue to elevate many of the risks and uncertainties discussed below; economic conditions worldwide, including inflationary conditions and potential deflationary conditions in other regions we rely on for growth; the execution of our restructuring initiatives; our ability to preserve organizational culture and maintain employee productivity in the work-from-home environment caused by the current pandemic; the availability of raw materials and components (particularly from sole sourced suppliers) as well as the financial viability of these suppliers; fluctuations in the cost of materials, components, transportation cost as a result of supply chain disruptions and labor shortages, and other input costs (particularly resin, metal, anodization costs and energy costs); significant fluctuations in foreign currency exchange rates or our effective tax rate; the impact of tax reform legislation, changes in tax rates and other tax-related events or transactions that could impact our effective tax rate; financial conditions of customers and suppliers; consolidations within our customer or supplier bases; changes in customer and/or consumer spending levels; loss of one or more key accounts; our ability to successfully implement facility expansions and new facility projects; our ability to offset inflationary impacts with cost containment, productivity initiatives and price increases; changes in capital availability or cost, including rising interest rates; volatility of global credit markets; our ability to identify potential new acquisitions and to successfully acquire and integrate such operations, including the successful integration of the businesses we have acquired, including contingent consideration valuation; our ability to build out acquired businesses and integrate the product/service offerings of the acquired entities into our existing product/service portfolio; direct or indirect consequences of acts of war, terrorism or social unrest; cybersecurity threats that could impact our networks and reporting systems; the impact of natural disasters and other weather-related occurrences; fiscal and monetary policies and other regulations; changes or difficulties in complying with government regulation; changing regulations or market conditions regarding environmental sustainability; work stoppages due to labor disputes; competition, including technological advances; our ability to protect and defend our intellectual property rights, as well as litigation involving intellectual property rights; the outcome of any legal proceeding that has been or may be instituted against us and others; our ability to meet future cash flow estimates to support our goodwill impairment testing; the demand for existing and new products; the success of our customers’ products, particularly in the pharmaceutical industry; our ability to manage worldwide customer launches of complex technical products, particularly in developing markets; difficulties in product development and uncertainties related to the timing or outcome of product development; significant product liability claims; and other risks associated with our operations. For additional information on these and other risks and uncertainties, please see our filings with the Securities and Exchange Commission, including the discussion under “Risk Factors” and “Management’s Discussion and Analysis of Financial Condition and Results of Operations” in our Form 10-K and Form 10-Qs. We undertake no obligation to update publicly any forward-looking statements, whether as a result of new information, future events or otherwise, except as required by law.

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AptarGroup, Inc.

Condensed Consolidated Financial Statements (Unaudited)

(In Thousands, Except Per Share Data)

Consolidated Statements of Income

AptarGroup, Inc.

Condensed Consolidated Financial Statements (Unaudited)

(continued)

($ In Thousands)

Consolidated Balance Sheets

AptarGroup, Inc.

Reconciliation of Adjusted EBIT and Adjusted EBITDA to Net Income (Unaudited)

($ In Thousands)

AptarGroup, Inc.

Reconciliation of Adjusted EBIT and Adjusted EBITDA to Net Income (Unaudited)

($ In Thousands)

AptarGroup, Inc.

Reconciliation of Adjusted Earnings Per Diluted Share (Unaudited)

(In Thousands, Except Per Share Data)

(1) Foreign currency effects are approximations of the adjustment necessary to state the prior year earnings and earnings per share using current period foreign currency exchange rates.

AptarGroup, Inc.

Reconciliation of Free Cash Flow to Net Cash Provided by Operations (Unaudited)

(In Thousands)

AptarGroup, Inc.

Reconciliation of Adjusted Earnings Per Diluted Share (Unaudited)

(In Thousands, Except Per Share Data)

(1) Foreign currency effects are approximations of the adjustment necessary to state the prior year earnings and earnings per share using a Euro/US$ exchange rate of 1.09 and the spot rates as of June 30, 2023 for all other applicable foreign currency exchange rates.

(2) Items included in the Provision for Income Taxes reflects a tax expense related to a legal entity reorganization.

(3) AptarGroup’s expected earnings per share range for the third quarter of 2023, excluding any restructuring expenses, acquisition costs and changes in fair value of equity investments, is based on an effective tax rate range of 25% to 27%. This tax rate range compares to our third quarter of 2022 effective tax rate of 36% on reported earnings per share and 28% on adjusted earnings per share.