Interactive Brokers (IBKR) Invested Capital (2016 - 2026)

Interactive Brokers' Invested Capital history spans 17 years, with the latest figure at $5.4 billion for Q4 2025.

  • On a quarterly basis, Invested Capital rose 25.3% to $5.4 billion in Q4 2025 year-over-year; TTM through Dec 2025 was $5.4 billion, a 25.3% increase, with the full-year FY2025 number at $5.4 billion, up 25.3% from a year prior.
  • Invested Capital hit $5.4 billion in Q4 2025 for Interactive Brokers, up from $5.1 billion in the prior quarter.
  • Over the last five years, Invested Capital for IBKR hit a ceiling of $18.5 billion in Q2 2025 and a floor of $4.3 billion in Q4 2024.
  • Historically, Invested Capital has averaged $11.6 billion across 5 years, with a median of $11.3 billion in 2022.
  • Biggest five-year swings in Invested Capital: crashed 69.57% in 2024 and later grew 25.3% in 2025.
  • Tracing IBKR's Invested Capital over 5 years: stood at $10.2 billion in 2021, then increased by 13.63% to $11.6 billion in 2022, then grew by 21.11% to $14.1 billion in 2023, then crashed by 69.57% to $4.3 billion in 2024, then grew by 25.3% to $5.4 billion in 2025.
  • Business Quant data shows Invested Capital for IBKR at $5.4 billion in Q4 2025, $5.1 billion in Q3 2025, and $18.5 billion in Q2 2025.