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Investment in AB
3 Months Ended
Mar. 31, 2024
Equity Method Investments and Joint Ventures [Abstract]  
Investment in AB Investment in AB
Changes in AB Holding’s investment in AB during the three-month period ended March 31, 2024 are as follows (in thousands):

Investment in AB as of December 31, 2023$2,077,540 
Equity in net income attributable to AB Unitholders86,281 
Changes in accumulated other comprehensive income(4,159)
Cash distributions received from AB(97,650)
Capital contributions (from) AB(891)
AB Holding Units retired(531)
AB Holding Units issued to fund long-term incentive compensation plans16,014 
Change in AB Holding Units held by AB for long-term incentive compensation plans(7,853)
Investment in AB as of March 31, 2024$2,068,751