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Interactive Brokers Group Inc (IBKR) Insider Trading

Total insider buys:
  • $205,375.93
Total insider sells:
  • $820,791,885.19
Most recent insider trade:
  • Sept. 24, 2025
Most active insider trader:
  • Thomas Peterffy
Trader NameDateTitleAmountPriceTypeTotal Value
Oct. 9, 2023Insider13,189$88.84Sell$1,171,710.76
Oct. 6, 2023CFO13,148$89.38Sell$1,175,168.24
Oct. 6, 2023Insider15,024$89.47Sell$1,344,197.28
Oct. 4, 2023CFO13,147$86.53Sell$1,137,609.91
Oct. 4, 2023Insider13,188$86.52Sell$1,141,025.76
Oct. 2, 2023Insider13,188$86.12Sell$1,135,750.56
Oct. 2, 2023CFO13,147$86.13Sell$1,132,351.11
Sept. 29, 2023Insider13,188$86.88Sell$1,145,773.44
Sept. 29, 2023CFO13,148$86.89Sell$1,142,429.72
Sept. 27, 2023CFO13,147$87.66Sell$1,152,466.02
Sept. 27, 2023Insider13,188$87.68Sell$1,156,323.84
Sept. 25, 2023CFO13,147$87.79Sell$1,154,175.13
Sept. 25, 2023Insider13,188$87.80Sell$1,157,906.40
Sept. 22, 2023Insider12,827$88.30Sell$1,132,624.10
Sept. 22, 2023CFO13,125$88.31Sell$1,159,068.75
Sept. 20, 2023CFO13,148$89.61Sell$1,178,192.28
Sept. 20, 2023Insider26,348$90.09Sell$2,373,691.32
Sept. 18, 2023CFO13,147$90.62Sell$1,191,381.14
Sept. 18, 2023Insider25,987$90.64Sell$2,355,461.68
Sept. 15, 2023CFO13,148$91.82Sell$1,207,249.36
Sept. 15, 2023Insider26,348$91.82Sell$2,419,273.36
Sept. 13, 2023Insider21,246$92.47Sell$1,964,617.62
Sept. 13, 2023CFO11,564$92.48Sell$1,069,438.72
Sept. 11, 2023CFO11,747$94.64Sell$1,111,736.08
Sept. 11, 2023Insider20,593$94.61Sell$1,948,303.73
April 20, 2023Director108,844$81.77Sell$8,900,173.88
Jan. 27, 2023Chairman20,000$77.76Sell$1,555,200.00
Jan. 25, 2023Chairman20,000$78.41Sell$1,568,200.00
Jan. 23, 2023Chairman20,000$79.21Sell$1,584,200.00
Jan. 19, 2023Chairman20,000$79.55Sell$1,591,000.00
Jan. 17, 2023Chairman20,000$77.40Sell$1,548,000.00
Jan. 13, 2023Chairman20,000$75.61Sell$1,512,200.00
Jan. 11, 2023Chairman20,000$75.71Sell$1,514,200.00
Jan. 9, 2023Chairman20,000$76.04Sell$1,520,800.00
Dec. 13, 2022Chairman400$75.09Sell$30,036.00
Dec. 8, 2022Chairman20,000$76.14Sell$1,522,800.00
Dec. 6, 2022Chairman20,000$77.80Sell$1,556,000.00
Nov. 30, 2022Chairman20,000$80.00Sell$1,600,000.00
Nov. 28, 2022Chairman20,000$77.97Sell$1,559,400.00
Nov. 25, 2022Chairman11,900$77.57Sell$923,083.00
Nov. 22, 2022Insider19,600$76.79Sell$1,505,084.00
Nov. 22, 2022Chairman20,000$76.79Sell$1,535,800.00
Nov. 8, 2022Insider20,000$80.35Sell$1,607,000.00
Nov. 2, 2022Chairman20,000$80.36Sell$1,607,200.00
Oct. 31, 2022Chairman20,000$80.18Sell$1,603,600.00
Oct. 28, 2022Chairman20,000$79.95Sell$1,599,000.00
Oct. 26, 2022Chairman20,000$78.26Sell$1,565,200.00
Oct. 24, 2022Chairman20,000$76.29Sell$1,525,800.00
Oct. 21, 2022Chairman20,000$76.40Sell$1,528,000.00
Oct. 19, 2022Chairman20,000$75.50Sell$1,510,000.00
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  • Insiders are both buying and selling Interactive Brokers Group Inc stock.

  • The insider traders at Interactive Brokers Group Inc are: Thomas Peterffy, Thomas Aj Frank, Milan Galik, Paul Jonathan Brody, Earl H Nemser, Earl Nemser, Earl H. Nemser, Peterffy Thomas, Denis Mendonca, Philip Uhde, and Jill Bright

  • The most active insider trader at Interactive Brokers Group Inc is Thomas Peterffy with 230 trades.

  • Thomas Peterffy has sold the most Interactive Brokers Group Inc stock with a total value of $315,086,338.16.

  • Milan Galik has bought the most Interactive Brokers Group Inc stock with a total value of $200,808.08.

  • The most recent insider trade for Interactive Brokers Group Inc was on Sept. 24, 2025.

  • The single biggest insider buy for Interactive Brokers Group Inc was from Milan Galik with a total value of $125,637.12 on Sept. 17, 2018.

  • The single biggest insider sell for Interactive Brokers Group Inc was from Earl H Nemser with a total value of $13,098,864.14 on Aug. 12, 2025.