ALTM on NYSE

Arcadium Lithium

Logo: The logo is from the following website: https://arcadiumlithium.com/media-resources/, Non-free logo, via Wikipedia4

Specialty chemicals company

Arcadium Lithium plc was a specialty chemicals manufacturing company focused on lithium production. It was formed in January 2024 from the merger of Livent, an American special chemicals company, and Allkem, an Australian lithium mining company.3 From Wikipedia, CC BY-SA 4.0

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Last updated Oct 16, 2026.

Overview

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  • TickerALTM on NYSE1
  • Industrychemical industry1
  • HeadquartersY91
  • Websitearcadiumlithium.com
  • Listed onAustralian Securities Exchange (LTM), New York Stock Exchange (ALTM)1
  • Incorporated inJersey5
  • Business addressSuite 12, Gateway Hub, Shannon Airport House, Shannon, Co. Clare V14 E3 70, L2 000005
  • Filer categoryLarge accelerated filer5

Arcadium Lithium plc was a specialty chemicals manufacturing company focused on lithium production. It was formed in January 2024 from the merger of Livent, an American special chemicals company, and Allkem, an Australian lithium mining company. The new company, Arcadium Lithium, became the world's third-largest lithium producer. It was cross-listed in both the New York Stock Exchange and the Australian Securities Exchange. In 2025, Rio Tinto completed its purchase of Arcadium Lithium for $6.7 billion, turning it into its lithium unit, Rio Tinto Lithium.3

Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Key numbers, fiscal 2024

28.6%Gross margin7
-5.3%Operating margin7
10.2%Net margin7
14.2%Revenue growth, 20247
1.6%Return on equity7
0.11×Debt to equity7
-$1.2BFree cash flow7

Where the money goes

Where each dollar of revenue went, fiscal 2024

  • Cost of revenue70¢$719.2M
  • Research and development1¢$6.4M
  • Selling, general and admin12¢$126.8M
  • Income tax8¢$78.9M
  • Profit10¢$103.2M

Out of $1.0B in revenue.7

Financial statements

Revenue87$1.0B in 2024+140% since 2021
0$500.0M$1.0B$1.5B2021: $420.4M$420.4M20212022: $813.2M$813.2M2022+93%2023: $882.5M$882.5M2023+9%2024: $1.0B$1.0B2024+14%
Gross profit87$288.6M in 2024+226% since 2021
0$200.0M$400.0M$600.0M2021: $88.4M$88.4M20212022: $402.5M$402.5M2022+355%2023: $538.4M$538.4M2023+34%2024: $288.6M$288.6M2024−46%
Operating income87-$53.5M in 2024
-$200.0M0$200.0M$400.0M$600.0M2021: $29.7M$29.7M20212022: $335.4M$335.4M2022+1029%2023: $412.5M$412.5M2023+23%2024: -$53.5M-$53.5M2024
Net income87$103.2M in 2024+17100% since 2021
0$100.0M$200.0M$300.0M$400.0M2021: $600.0K$600.0K20212022: $273.5M$273.5M2022+45483%2023: $330.1M$330.1M2023+21%2024: $103.2M$103.2M2024−69%
Fiscal year20202021202220232024
Revenue$420.4M8$813.2M7$882.5M7$1.0B7
Cost of revenue$332.0M8$410.7M7$344.1M7$719.2M7
Gross profit$88.4M8$402.5M7$538.4M7$288.6M7
Research and development$3.0M8$3.9M7$5.8M7$6.4M7
Selling, general and admin$49.9M8$55.2M7$63.2M7$126.8M7
Operating income$29.7M8$335.4M7$412.5M7-$53.5M7
Income tax$23.3M8$61.9M7$58.9M7$78.9M7
Net income$600.0K8$273.5M7$330.1M7$103.2M7
Earnings per share$0.008$0.667$0.767$0.107
Earnings per share (diluted)$0.008$0.567$0.667$0.097

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The story

Arcadium Lithium plc was created in January 2024 with the merger of Livent and Allkem. Livent's origins traced back to 1944, when the Lithium Corporation of America was created. In May 1985, it was acquired by the FMC Corporation. Livent was created in 2018, when FMC spun off its lithium division. Allkem was originally known as Orocobre Limited, and was listed on the Australian Securities Exchange in December 2007. After merging with Galaxy Resources in 2021, Orocobre was rebranded as Allkem.

In September 2024, Arcadium announced it would place its Mt Cattlin mine into care and maintenance by mid-2025 due to low spodumene prices. In August, Arcadium acquired Li-Metal Corp's lithium metal production business for US$11 million, gaining its intellectual property on refining lithium carbonate and a pilot lithium refinery.

On October 9, 2024, Rio Tinto agreed to buy Arcadium for US$6.7 billion, in an all-cash deal for US$5.85 per each Arcadium Lithium share. The deal was unanimously approved by the boards of both companies. The deal was completed on March 6, 2025, with Arcadium Lithium becoming Rio Tinto's lithium unit, called Rio Tinto Lithium.

From Wikipedia’s article on Arcadium Lithium, shared under CC BY-SA 4.0.6

Former names

  • Allkem Livent plcJul 21, 2023 to Sep 27, 20235
  • Lightning-A LtdJun 8, 2023 to Jun 21, 20235

Recent filings

  1. Mar 17, 202510-K/A
  2. Mar 6, 20258-K
  3. Mar 6, 20254
  4. Mar 6, 20254
  5. Mar 6, 20254
  6. Mar 6, 20254
  7. Mar 6, 20254
  8. Mar 6, 20254
  9. Mar 6, 20254
  10. Mar 6, 20254
  11. Mar 6, 20254
  12. Mar 6, 20254
  13. Mar 6, 20254
  14. Mar 6, 20254
  15. Mar 6, 20254

Every filing from the last three years, summarized. The full record is on SEC EDGAR.2