Tobin Mark Robert

SEC Form 4 insider trading activity

Tobin Mark Robert has filed 5 SEC Form 4 filings (69 transaction rows) across 1 company, with disclosures dating back to 2025. 3 of those filings fall inside the rolling window. Most recent filing: Aug 12, 2026.

On the most recent filing, Tobin Mark Robert is listed as Director at LIGHTBRIDGE Corp. Inside the rolling window, Tobin Mark Robert reported no open-market purchases and 1 open-market sale totaling $135K in LTBR.

Companies traded

Other insiders at LTBR

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$135K

reported sales (SEC code S)

Companies

1

in the rolling window

Source
LTBRSale$135KAug 12SEC ↗
Showing 1–1 of 1
1 / 1

Earlier trades

Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.

DateTickerTypeValue
Sep 2, 2025LTBRSale$43K
Showing 1–1 of 1
1 / 1

Frequently asked questions

How many SEC Form 4 filings has Tobin Mark Robert made?

Tobin Mark Robert has filed 5 SEC Form 4 filings (69 transaction rows) across 1 company since 2025.

Which companies does Tobin Mark Robert trade?

Tobin Mark Robert has filed SEC Form 4 disclosures for 1 company, including LTBR.

When was Tobin Mark Robert's most recent SEC Form 4 filing?

Tobin Mark Robert's most recent SEC Form 4 filing on Tracefour is dated Aug 12, 2026.

What is Tobin Mark Robert's total buy and sell value in the current window?

Inside the rolling retention window, Tobin Mark Robert bought $0 and sold $135K based on SEC Form 4 filings.

What was Tobin Mark Robert's largest disclosed transaction?

The largest disclosed transaction in the current window is a sale of 15,000 LTBR shares on 2026-08-11, worth $135K, per SEC Form 4 filings.