THALMAN WILLIAM M (CIK 1104808) reported 29 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-03). Recent activity: Buy FSTR (1,128 shares), Sell FSTR (1,007 shares), Sell FSTR (1,736 shares), Buy FSTR (8,365 shares), Buy FSTR (3,651 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-03 | FOSTER L B CO (FSTR) | EVP & COO | Buy | 1,128 | $0 |
| 2026-03-09 | FOSTER L B CO (FSTR) | EVP & CFO | Sell | 1,007 | $31,851 |
| 2026-03-09 | FOSTER L B CO (FSTR) | EVP & CFO | Sell | 1,736 | $54,910 |
| 2026-03-09 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 8,365 | $0 |
| 2026-03-09 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 3,651 | $0 |
| 2026-03-09 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 1,358 | $0 |
| 2026-03-09 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 6,297 | $0 |
| 2026-03-09 | FOSTER L B CO (FSTR) | EVP & CFO | Sell | 11,746 | $365,653 |
| 2026-02-23 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 8,365 | $0 |
| 2026-02-23 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 3,651 | $0 |
| 2026-02-23 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 1,358 | $0 |
| 2026-02-23 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 6,297 | $0 |
| 2026-02-23 | FOSTER L B CO (FSTR) | EVP & CFO | Sell | 11,746 | $365,653 |
| 2026-02-20 | FOSTER L B CO (FSTR) | EVP & CFO | Sell | 1,007 | $31,851 |
| 2026-02-20 | FOSTER L B CO (FSTR) | EVP & CFO | Sell | 1,721 | $54,435 |
| 2026-02-20 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 1,667 | $0 |
| 2026-02-20 | FOSTER L B CO (FSTR) | EVP & CFO | Sell | 817 | $25,768 |
| 2026-02-18 | FOSTER L B CO (FSTR) | EVP & CFO | Sell | 1,007 | $31,851 |
| 2026-02-18 | FOSTER L B CO (FSTR) | EVP & CFO | Sell | 1,721 | $54,435 |
| 2026-02-12 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 1,667 | $0 |
| 2026-02-12 | FOSTER L B CO (FSTR) | EVP & CFO | Sell | 829 | $26,147 |
| 2025-05-27 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 8,085 | $0 |
| 2025-05-27 | FOSTER L B CO (FSTR) | EVP & CFO | Sell | 898 | $16,326 |
| 2025-02-24 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 8,577 | $0 |
| 2025-02-24 | FOSTER L B CO (FSTR) | EVP & CFO | Buy | 4,786 | $0 |
Source: SEC Form 4 filings · as of 2026-06-03