The stocks of purchased aluminum at secondary smelters in the US have shown considerable fluctuations over the past decade. Starting from 84.5 thousand metric tons in 2013, the value saw a significant increase in 2014 before plummeting to a low in 2015. The trend stabilized between 2016 and 2017, with minor fluctuations before a notable rise in 2018. From 2019 onwards, the values showed moderate year-on-year increases, reaching 76.52 thousand metric tons in 2023. The average variation per year over the last 5 years was calculated at 2.01%, indicating a relatively stable forecast up to 2028, with a forecasted growth rate of 10.45% over the next five years.

Future trends to watch for:

The impact of global aluminum demand and supply chain disruptions due to geopolitical tensions.
Developments in recycling technologies and their influence on secondary smelter stocks.
Regulatory changes affecting the aluminum industry, particularly regarding environmental policies.