The 10-K filing is now published.
As of 12/31/2025:
Total # of Employees: 133,030
Number of Retirees/Beneficiaries: ~477,000
Compared to 12/31/2024:
Total # of Employees: 140,990
Number of Retirees/Beneficiaries: ~496,000
They no longer breadkdown by domestic/international, age ranges, ethnicity, or anything else. Interestingly, they claimed 43% of the workforce is represented by collective bargaining which is unchanged from last year's, and still higher than previous years' 42%.