Interactive Brokers Group, Inc. IBKR

89.24 (0.58) (0.65%) as of 25 Sep
Market cap
$40.9B
P/E
35.3×
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Interactive Brokers Group, Inc. (IBKR) Book value per share

Interactive Brokers Group, Inc.'s book value per share at the end of fiscal 2025 was 46.4×, up 21.0% from 38.4× in fiscal 2024. At the end of the quarter to 30 June 2026 it was 49.7×. Over the past ten years it has ranged from 21.9× (fiscal 2015) to 46.4× (fiscal 2025) — the current reading is the highest in ten years. Interactive Brokers Group, Inc. ranks 8th of 93 Capital Markets companies by book value per share.

Book value per share, annual

Annual

Period Book value per share Change
FY2025 46.4× 20.97%
FY2024 38.4× 14.55%
FY2023 33.5× 15.91%
FY2022 28.9× 6.51%
FY2021 27.1× (3.62%)
FY2020 28.2× 7.97%
FY2019 26.1× 7.04%
FY2018 24.4× 5.92%
FY2017 23.0× 4.35%
FY2016 22.0× 0.71%

Quarterly

Period Book value per share Change
Jun 2026 49.7× 4.08%
Mar 2026 47.7× 2.80%
Dec 2025 46.4× 5.84%
Sep 2025 43.9× 3.87%
42 more quarters

Against its own ten years

Low 21.9× High 46.4×
Ten-year median 27.1×
Current reading's percentile 100

Book value per share against peers

What Book value per share is

BV per Share tells an investor how much of a company’s accounting net worth stands behind each share.

(Shareholders Equity (Total) ÷ Shares (Basic, Weighted))

The full definition of Book value per share →

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