Interactive Brokers CAO tax-withholding share disposition
Interactive Brokers Group, Inc. Chief Accounting Officer Denis Mendonca reported a tax-withholding disposition of 11,157 shares of Class A common stock on May 8, 2026.
Rhea-AI Filing Summary
Interactive Brokers Group, Inc. Chief Accounting Officer Denis Mendonca reported a tax-withholding disposition of 11,157 shares of Class A common stock on May 8, 2026. The shares were delivered to satisfy tax obligations at a reference price of $84.42 per share tied to a vesting date.
After this transaction, Mendonca directly holds 145,071 shares of Class A common stock, which the disclosure notes includes both shares attributable to vested restricted stock units and unvested restricted stock units granted under the amended 2007 Stock Incentive Plan.
Positive
- None.
Negative
- None.
Insider Trade Summary
Exercise Price or Tax Liability: 11,157 shares
Exercise Price or Tax Liability
1 txn
Insider
Mendonca Denis
Role
Chief Accounting Officer
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Exercise Price or Tax Liability | Class A common stock | 11,157 | $84.42 | $942K |
Holdings After Transaction:
Class A common stock — 145,071 shares (Direct)
Footnotes (2)
- F1. The price represents the closing price of the issuer's Class A common stock as of May 8, 2026, the vesting date.
- F2. This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan ("Plan") and (b) unvested restricted stock units that were awarded under the Plan.
Key Figures
Tax-withholding shares: 11,157 shares
Reference share price: $84.42 per share
Shares held after transaction: 145,071 shares
+2 more
5 metrics
Tax-withholding shares
11,157 shares
Class A common stock used for tax-withholding on May 8, 2026
Reference share price
$84.42 per share
Closing price on May 8, 2026 vesting date
Shares held after transaction
145,071 shares
Direct holdings after tax-withholding disposition
Tax-withholding transactions
1 transaction, 11,157 shares
Aggregate tax-withholding activity in this Form 4
Net buy/sell shares
0 shares
Net directional activity classified as neutral
Key Terms
tax-withholding disposition, restricted stock units, amended 2007 Stock Incentive Plan, Class A common stock, +1 more
5 terms
tax-withholding disposition financial
"tax-withholding disposition of 11,157 shares of Class A common stock"
A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.
restricted stock units financial
"includes (a) Class A common stock attributable to vested restricted stock units"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
amended 2007 Stock Incentive Plan financial
"restricted stock units that were awarded under the amended 2007 Stock Incentive Plan"
Class A common stock financial
"The price represents the closing price of the issuer's Class A common stock"
Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.
Form 4 regulatory
"What did IBKR Chief Accounting Officer Denis Mendonca report in this Form 4?"
Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What did IBKR Chief Accounting Officer Denis Mendonca report in this Form 4?
Denis Mendonca reported a tax-withholding disposition of 11,157 shares of Interactive Brokers Group Class A common stock. The shares were delivered to cover tax obligations related to equity compensation vesting on May 8, 2026 at a reference price of $84.42.
What does the F transaction code mean in Denis Mendonca’s IBKR Form 4?
The F code represents a tax-withholding disposition, where shares are delivered to pay an exercise price or tax liability. In this Form 4, the 11,157 Interactive Brokers shares were used to cover tax obligations tied to vesting restricted stock units, not recorded as an open-market sale.
How are restricted stock units referenced in this IBKR insider transaction?
A footnote explains that Mendonca’s 145,071 reported shares include stock attributable to vested and unvested restricted stock units. These units were awarded under Interactive Brokers Group’s amended 2007 Stock Incentive Plan, linking the reported holdings directly to the company’s long-term equity compensation program.
AI-generated analysis. How Rhea-AI works. Not financial advice.
