| SC 13D/A | 2018-03-14 | Legion Partners Asset Management, LLC | FOSTER L B CO | 1,141,750 | 11.0% | EDGAR |
| SC 13G/A | 2018-02-09 | BlackRock Inc. | FOSTER L B CO | 513,137 | 5.0% | EDGAR |
| SC 13G | 2018-02-09 | DIMENSIONAL FUND ADVISORS LP | FOSTER L B CO | 536,586 | 5.2% | EDGAR |
| SC 13G | 2018-02-01 | BlackRock Inc. | FOSTER L B CO | 517,811 | 5.0% | EDGAR |
| SC 13D/A | 2018-01-03 | Legion Partners Asset Management, LLC | FOSTER L B CO | 1,141,750 | 11.0% | EDGAR |
| SC 13D/A | 2017-04-03 | Legion Partners Asset Management, LLC | FOSTER L B CO | 1,085,009 | 10.5% | EDGAR |
| SC 13D/A | 2017-03-14 | Legion Partners Asset Management, LLC | FOSTER L B CO | 924,480 | 9.0% | EDGAR |
| SC 13D/A | 2017-03-10 | Legion Partners Asset Management, LLC | FOSTER L B CO | 924,480 | 9.0% | EDGAR |
| SC 13D/A | 2016-09-30 | Legion Partners Asset Management, LLC | FOSTER L B CO | 801,209 | 7.7% | EDGAR |
| SC 13D/A | 2016-08-19 | Legion Partners Asset Management, LLC | FOSTER L B CO | 670,191 | 6.4% | EDGAR |
| SC 13G/A | 2016-07-08 | BlackRock Inc. | FOSTER L B CO | 166,068 | 1.6% | EDGAR |
| SC 13G/A | 2016-04-08 | SNOW CAPITAL MANAGEMENT LP | FOSTER L B CO | 472,841 | 4.6% | EDGAR |
| SC 13D/A | 2016-02-17 | Legion Partners Asset Management, LLC | FOSTER L B CO | 559,919 | 5.4% | EDGAR |
| SC 13G/A | 2016-02-08 | KEELEY ASSET MANAGEMENT CORP | FOSTER L B CO | 0 | 0.0% | EDGAR |
| SC 13G/A | 2016-01-26 | BlackRock Inc. | FOSTER L B CO | 649,018 | 6.3% | EDGAR |
| SC 13G/A | 2016-01-12 | SNOW CAPITAL MANAGEMENT LP | FOSTER L B CO | 632,649 | 6.1% | EDGAR |
| SC 13D | 2015-12-24 | Legion Partners Asset Management, LLC | FOSTER L B CO | 545,719 | 5.3% | EDGAR |
| SC 13G | 2015-12-08 | SNOW CAPITAL MANAGEMENT LP | FOSTER L B CO | 605,624 | 5.9% | EDGAR |
| SC 13G/A | 2015-10-06 | ROYCE & ASSOCIATES LLC | FOSTER L B CO | 441,080 | 4.2% | EDGAR |
| SC 13G/A | 2015-09-01 | ROYCE & ASSOCIATES LLC | FOSTER L B CO | 1,027,701 | 9.9% | EDGAR |