Fourth Quarter Results Include (all results compared to the fourth quarter 2022 unless otherwise noted): *Net income of $67.8 million or $1.16 per diluted Class A share compared to net income of $99.5 million or $1.67 per diluted Class A share. Net income, excluding the impact of adjustments(1), of $90.9 million or $1.56 per diluted Class A share compared to net income, excluding the impact of adjustments, of $109.0 million or $1.83 per diluted Class A share. *Net cash provided by operating activities decreased by $83.1 million to $203.5 million. Adjusted free cash flow(3) decreased by $98.3 million to $136.2 million. Fiscal Year Results Include (all results compared to the fiscal year 2022 unless otherwise noted): *Net income of $359.2 million or $6.15 per diluted Class A share compared to net income of $376.7 million or $6.30 per diluted Class A share. Net income, excluding the impact of adjustments, of $358.7 million or $6.14 per diluted Class A share compared to net income, excluding the impact of adjustments, of $471.2 million or $7.87 per diluted Class A share. *Net cash provided by operating activities decreased by $8.0 million to $649.5 million. Adjusted free cash flow decreased by $25.1 million to $481.2 million.

Fourth-Quarter and Full-Year Highlights •Fourth-quarter 2021 net sales were $1.44 billion, up from $1.38 billion in 2020. Full-year 2021 net sales were $5.59 billion, compared to $5.24 billion in 2020. •Fourth-quarter 2021 GAAP earnings per diluted share was $0.66, compared with a GAAP loss per diluted share of $(0.12) in 2020. The full-year 2021 GAAP loss per diluted share was $(0.86), compared to GAAP earnings per diluted share of $2.05 in 2020. The full-year 2021 GAAP loss was driven by $410.4 million after-tax pension settlement charges mostly related to the Company's settlement of its U.S. Inactive Plan in the second quarter. •Full-year cash flow from operations was $298.7 million in 2021, compared with $705.6 million in 2020. Free cash flow in 2021 was $55.8 million, compared with $524.5 million in 2020. •On January 26, 2022, Sonoco completed the acquisition of Ball Metalpack, a leading manufacturer of sustainable steel tinplate packaging for food and household products and the largest aerosol can producer in North America, for $1.35 billion in cash subject to customary adjustments, including for working capital, cash, and indebtedness.

According to Paper + Packaging Board in their Farm to Box to Table initiative, corrugated has numerous benefits when it comes to transporting food from farm to store, including: •Corrugated Helps us be Efficient: Corrugated is sustainable, recyclable, renewable and efficient – helping save space. •Corrugated Keeps our Food Fresh: Growers choose corrugated because it’s renewable and helps food stay fresher, cleaner and better protected. •Corrugated Is Preferred for Food Transportation: Nearly half of all corrugated boxes made in the U.S. each year are used to transport food from farm to store. Click Read More below for more of the story.