| Date | Owner | Type | Security | Price | Units | Value | |
|---|---|---|---|---|---|---|---|
| Nash Marc EVP Operations R&D & Service | S | Common Stock | |||||
| Brottem John L. General Counsel | S | Common Stock | |||||
| Trigg Leslie Chair and CEO | S | Common Stock | |||||
| Nash Marc EVP Operations R&D & Service | S | Common Stock | |||||
| Brottem John L. General Counsel | S | Common Stock |