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| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 03/31/2018 | MATECH Corp. | MTCH | 0 | -1,109,817 | 0 | -34,749,000 | |
| 12/31/2017 | MATECH Corp. | MTCH | 1,109,817 | -209,023 | 34,749,000 | 4,166,000 | $31.31 |
| 09/30/2017 | MATECH Corp. | MTCH | 1,318,840 | -92,720 | 30,583,000 | 6,050,000 | $23.19 |
| 06/30/2017 | MATECH Corp. | MTCH | 1,411,560 | -102,892 | 24,533,000 | -198,000 | $17.38 |
| 03/31/2017 | MATECH Corp. | MTCH | 1,514,452 | 814,492 | 24,731,000 | 12,762,000 | $16.33 |
| 12/31/2016 | MATECH Corp. | MTCH | 699,960 | 699,960 | 11,969,000 | 11,969,000 | $17.10 |
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