Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell
View the official recordSEC Form 4 — Statement of Changes in Beneficial OwnershipAll the details
Dates, kept separate
Transaction date
May 8, 2026
Reporting period
Not applicable
Filed with the SEC
May 28, 2026
ChairTax withholding
Context
Classification
tax withholding
Code F — shares delivered to pay exercise price or tax liability
Planned / mechanical clue
Tax mechanics (code F)
Only flagged when a footnote says so; never inferred
Source receipt
Record ID
0001381197-26-000104
Filed / recorded
May 28, 2026, 8:01 PM UTC
Added to OQRO
Oct 2, 2026, 12:28 PM UTC
Parser
form4-xml-v1
Data quality
Verified: identifiers matched exactly
Issuer
Interactive Brokers Group, Inc.
Issuer CIK
1381197
Ticker
IBKR
Reporting person
Earl H Nemser
Relationship
Director, Officer
Officer title
Vice Chairman
Security
Class A common stock
Table
Non-derivative (Table I)
Transaction date
May 8, 2026
Transaction code
F
Shares / units
22,486
Price per share
$84.42
Acquired / disposed
Disposed (D)
Shares owned after
429,344
Ownership form
Direct
Amendment
No
Footnotes from the filing
The price represents the closing price of the issuer's Class A common stock as of May 8, 2026, the vesting date.
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.