Nemser Earl H
Vice Chairman
Nemser Earl H has filed 8 SEC Form 4 filings (26 transaction rows) across 1 company, with disclosures dating back to 2025. 6 of those filings fall inside the rolling window. Most recent filing: Aug 4, 2026.
On the most recent filing, Nemser Earl H is listed as Vice Chairman at Interactive Brokers Group, Inc. Inside the rolling window, Nemser Earl H reported no open-market purchases and 4 open-market sales totaling $30.7M in IBKR. The largest disclosed transaction in the window is a sale of 145,000 IBKR shares on Jan 23, 2026, worth $11.3M.
Companies traded
Other insiders at IBKR
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$30.7M
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Nemser Earl H made?
Nemser Earl H has filed 8 SEC Form 4 filings (26 transaction rows) across 1 company since 2025.
Which companies does Nemser Earl H trade?
Nemser Earl H has filed SEC Form 4 disclosures for 1 company, including IBKR.
When was Nemser Earl H's most recent SEC Form 4 filing?
Nemser Earl H's most recent SEC Form 4 filing on Tracefour is dated Aug 4, 2026.
What is Nemser Earl H's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Nemser Earl H is listed as Vice Chairman.
What is Nemser Earl H's total buy and sell value in the current window?
Inside the rolling retention window, Nemser Earl H bought $0 and sold $30.7M based on SEC Form 4 filings.
What was Nemser Earl H's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 145,000 IBKR shares on 2026-01-23, worth $11.3M, per SEC Form 4 filings.