| Filed On | Filing |
|---|---|
| 02 Jan 2014 |
Form 3/A: May Jeffrey L, President-KPI
Holds 1,294 shares of Common Stock |
| 30 Jan 2012 |
Form 3/A: Leffew Robin A, Corporate Controller
Holds 50 shares of Common Stock |
| 28 Feb 2008 |
Form 3/A: Cline Joe K, Presidend-Astec Underground
Holds 800 shares of Common Stock |
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