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Units Outstanding
12 Months Ended
Dec. 31, 2022
Equity [Abstract]  
Units Outstanding Units Outstanding
Changes in AB Units outstanding for the years ended December 31, 2022 and 2021 were as follows:
20222021
Outstanding as of January 1,271,453,043 270,509,658 
Options exercised5,774 143,211 
Units issued (1)
17,326,222 3,917,437 
Units retired(2)
(2,805,126)(3,117,263)
Outstanding as of December 31,285,979,913 271,453,043 
(1)Includes 15,321,535 Units issued as a result of the CarVal acquisition.
(2)During 2022 and 2021, we purchased 2,500 and 5,400 AB Units, respectively, in private transactions and retired them.