FSTR
FOSTER L B CO · Wholesale Trade · Market cap $370.2M
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
Oct 1, 2026
English Aron R.
FOSTER L B CO (FSTR) has 79 SEC Form 4 filings (189 transaction rows) in the rolling window, disclosed by 2 distinct insiders. Most recent filing: Oct 1, 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. 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:1,191
- HQ:Pittsburgh, PA, US
- IPO:1981-06-09
| Source | |||||||
|---|---|---|---|---|---|---|---|
| 10% Owner | Sale | 1,500 | $42K | Apr 2 | +25.7% | SEC ↗ | |
| 10% Owner | Sale | 38,431 | $1.1M | Apr 2 | +25.7% | SEC ↗ | |
| 10% Owner | Sale | 8,968 | $251K | Mar 30 | +26.2% | SEC ↗ | |
| 10% Owner | Sale | 862 | $24K | Mar 30 | +26.2% | SEC ↗ | |
| 10% Owner | Sale | 1,887 | $53K | Mar 30 | +26.2% | SEC ↗ | |
| 10% Owner | Sale | 78,414 | $2.2M | Mar 25 | +25.5% | SEC ↗ | |
| 10% Owner | Sale | 25,889 | $730K | Mar 25 | +25.5% | SEC ↗ | |
| 10% Owner | Sale | 2,716 | $76K | Mar 25 | +25.5% | SEC ↗ | |
| 10% Owner | Sale | 5,124 | $164K | Mar 6 | +21.6% | SEC ↗ | |
| 10% Owner | Sale | 34,025 | $912K | Dec 12 | +31.8% | SEC ↗ | |
| 10% Owner | Sale | 13,512 | $362K | Dec 12 | — | SEC ↗ | |
| 10% Owner | Sale | 9,765 | $266K | Dec 10 | — | SEC ↗ | |
| 10% Owner | Sale | 4,800 | $129K | Dec 10 | — | SEC ↗ | |
| 10% Owner | Sale | 11,248 | $302K | Dec 10 | — | SEC ↗ | |
| 10% Owner | Sale | 1,307 | $35K | Dec 2 | — | SEC ↗ | |
| 10% Owner | Sale | 101 | $3K | Dec 2 | — | SEC ↗ | |
| 10% Owner | Sale | 3,412 | $92K | Nov 25 | — | SEC ↗ | |
| 10% Owner | Sale | 27,003 | $725K | Nov 25 | — | SEC ↗ | |
| 10% Owner | Sale | 1,725 | $46K | Nov 25 | — | SEC ↗ | |
| 10% Owner | Sale | 2,247 | $61K | Nov 18 | — | SEC ↗ | |
| 10% Owner | Sale | 400 | $11K | Nov 18 | — | SEC ↗ | |
English Aron R.First filing | 10% Owner | Sale | 7,562 | $211K | Nov 13 | — | SEC ↗ |
English Aron R.First filing | 10% Owner | Sale | 3,368 | $91K | Nov 13 | — | SEC ↗ |
English Aron R.First filing | 10% Owner | Sale | 1,600 | $43K | Nov 13 | — | SEC ↗ |
Kelly Brian HFirst filing | EVP and Sr. Advisor to the CEO | Sale | 10,000 | $272K | Nov 10 | — | SEC ↗ |
Earnings: last 7 quarters
Frequently asked questions
How many SEC Form 4 insider filings does FSTR have?
FOSTER L B CO (FSTR) has 79 SEC Form 4 filings (189 transaction rows) in the rolling 365-day window, disclosed by 2 distinct insiders. Most recent filing: Oct 1, 2026.
When was the most recent SEC Form 4 filing for FSTR?
The most recent Form 4 filing for FSTR on Tracefour is dated Oct 1, 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 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.