Robert D. Ferris
Known title: Co-CEO, President and ChairmanCIK: 0001276996
Associated companies
Transaction History
| VTSI | ▼ Sell | Open Market | 339 | $3K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 300 | $2K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 205 | $2K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $2K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 433 | $4K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 345 | $3K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 212 | $2K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 111 | $937 | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $794 | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 226 | $2K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 400 | $3K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 15 | $121 | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 300 | $2K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 600 | $5K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 500 | $4K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 830 | $7K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 38 | $308 | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 520 | $4K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 356 | $3K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,464 | $12K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 2 | $16 | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 463 | $4K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $815 | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,020 | $8K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 63 | $515 | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $818 | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 50 | $409 | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,756 | $14K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $820 | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,000 | $8K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 943 | $8K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $2K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 300 | $2K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 300 | $2K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 500 | $4K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 305 | $3K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 41 | $340 | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 263 | $2K | 12/4/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 400 | $3K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 6 | $45 | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 12 | $90 | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 5 | $37 | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $747 | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $755 | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $2K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 282 | $2K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 900 | $6K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 684 | $5K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 500 | $4K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 900 | $6K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 500 | $4K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 5 | $35 | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 302 | $2K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 954 | $7K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 500 | $4K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 429 | $3K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 125 | $894 | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 76 | $545 | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 203 | $1K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 11 | $79 | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 500 | $4K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 328 | $2K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 400 | $3K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 906 | $7K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 910 | $7K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 704 | $5K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 4 | $29 | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 3 | $22 | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 433 | $3K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 700 | $5K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 369 | $3K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $1K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 10 | $73 | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 600 | $4K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,100 | $8K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 639 | $5K | 11/30/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 12 | $90 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 300 | $2K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $2K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $756 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 110 | $832 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 300 | $2K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 5 | $38 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $2K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $724 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $733 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 400 | $3K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 113 | $833 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 450 | $3K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 118 | $873 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 2,102 | $16K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 300 | $2K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 800 | $6K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 803 | $6K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 819 | $6K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 762 | $6K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 321 | $2K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $1K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 190 | $1K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 5 | $37 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 545 | $4K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 3 | $22 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,616 | $12K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 297 | $2K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 80 | $599 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,788 | $13K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,000 | $8K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 264 | $2K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 322 | $2K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 400 | $3K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,465 | $11K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,000 | $8K | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 28 | $211 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 71 | $531 | 11/27/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 378 | $3K | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $1K | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 22 | $157 | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 400 | $3K | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $1K | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 288 | $2K | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 500 | $4K | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 12 | $86 | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $1K | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 400 | $3K | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 150 | $1K | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 300 | $2K | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 259 | $2K | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 2 | $15 | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,340 | $10K | 11/24/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 300 | $2K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 2,100 | $15K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $1K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $716 | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $718 | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 182 | $1K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 220 | $2K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 633 | $5K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $721 | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 800 | $6K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 259 | $2K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 400 | $3K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 305 | $2K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 543 | $4K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 210 | $2K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $726 | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 190 | $1K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 18 | $131 | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $727 | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $1K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 300 | $2K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $1K | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $729 | 11/22/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 300 | $2K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $1K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 700 | $5K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 240 | $2K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $738 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 600 | $4K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 887 | $7K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 42 | $311 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 237 | $2K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $1K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $697 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 400 | $3K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 420 | $3K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 400 | $3K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 4 | $28 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $709 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,100 | $8K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1 | $7 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $712 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 681 | $5K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $714 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 978 | $7K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $715 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 235 | $2K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 40 | $287 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 300 | $2K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $719 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,622 | $12K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 238 | $2K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $721 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $722 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $1K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 1,275 | $9K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 539 | $4K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 233 | $2K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 100 | $727 | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 305 | $2K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 850 | $6K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 573 | $4K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Open Market | 200 | $1K | 11/20/2023 | View on chart |
| VTSI | ▼ Sell | Other | 13,846 | — | 9/1/2023 | View on chart |
| VTSI | ▲ Buy | Option Exercise | 5,000 | $11K | 3/21/2023 | View on chart |
| VTSI | ▼ Sell | Other | 3,907 | — | 9/1/2022 | View on chart |
| VTSI | ▼ Sell | Other | 14,057 | — | 8/26/2021 | View on chart |