FSTR

FOSTER L B CO · Wholesale Trade · Market cap $400.0M

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$8.2M

reported sales (SEC code S)

Unique Insiders

2

in the rolling window

Latest filing

Aug 26, 2026

English Aron R.

FOSTER L B CO (FSTR) has 80 SEC Form 4 filings (190 transaction rows) in the rolling window, disclosed by 2 distinct insiders. Most recent filing: Aug 26, 2026.

Inside the rolling window, 2 insiders at FOSTER L B CO reported no open-market purchases and 25 open-market sales totaling $8.2M. The most active filer is 10% Owner English Aron R. with 24 filings. Insiders have net sold $4.7M over the trailing 6 months. The most recent open-market filing is a sale of 1,500 shares by 10% Owner English Aron R., dated Mar 31, 2026, worth $42K.

  • Industry:Railroads
  • CEO:John F. Kasel
  • Employees:1,057
  • HQ:Pittsburgh, PA, US
  • IPO:1981-06-09
Source
Sale$42KApr 2SEC ↗
Sale$1.1MApr 2SEC ↗
Sale$251KMar 30SEC ↗
Sale$24KMar 30SEC ↗
Sale$53KMar 30SEC ↗
Sale$2.2MMar 25SEC ↗
Sale$730KMar 25SEC ↗
Sale$76KMar 25SEC ↗
Sale$164KMar 6SEC ↗
Sale$912KDec 12SEC ↗
Sale$362KDec 12SEC ↗
Sale$266KDec 10SEC ↗
Sale$129KDec 10SEC ↗
Sale$302KDec 10SEC ↗
Sale$35KDec 2SEC ↗
Sale$3KDec 2SEC ↗
Sale$92KNov 25SEC ↗
Sale$725KNov 25SEC ↗
Sale$46KNov 25SEC ↗
Sale$61KNov 18SEC ↗
Sale$11KNov 18SEC ↗
English Aron R.First filing
Sale$211KNov 13SEC ↗
English Aron R.First filing
Sale$91KNov 13SEC ↗
English Aron R.First filing
Sale$43KNov 13SEC ↗
Kelly Brian HFirst filing
Sale$272KNov 10SEC ↗
Showing 1–25 of 25
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Frequently asked questions

How many SEC Form 4 insider filings does FSTR have?

FOSTER L B CO (FSTR) has 80 SEC Form 4 filings (190 transaction rows) in the rolling 365-day window, disclosed by 2 distinct insiders. Most recent filing: Aug 26, 2026.

When was the most recent SEC Form 4 filing for FSTR?

The most recent Form 4 filing for FSTR on Tracefour is dated Aug 26, 2026.

Who is the most active insider at FSTR?

The most active SEC Form 4 filer at FSTR in the rolling window is 10% Owner English Aron R., with 24 filings.

What is the net insider flow at FSTR over the last 6 months?

Over the trailing 180 days, insiders at FSTR have net sold $4.7M based on SEC Form 4 disclosures.

What is the total insider buy and sell value at FSTR in the current window?

Inside the rolling window, insiders at FSTR bought $0 and sold $8.2M based on SEC Form 4 filings.

Can I get alerts for FSTR insider trading?

Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at FOSTER L B CO (FSTR). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.

Related companies

FOSTER L B CO is in the Wholesale Trade sector.