Grant C. Bennett serves as Executive at CERAMICS PROCESS SYSTEMS CORP/DE/, where they oversee executive responsibilities. Since joining the company, Grant C. Bennett has executed 23 insider transactions totaling $2.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 8, 2025 involved gifting 4,000 shares valued at $13.2K.
Grant C. Bennett currently holds 1,265,554 shares of CERAMICS PROCESS SYSTEMS CORP/DE/ (CPSX), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Grant C. Bennett has been a net seller of CPSX stock. They have purchased $0 and sold $2.3M worth of shares.
Grant C. Bennett's most recent insider trade was on Dec 8, 2025, when they sold 4,000 shares at $3.29 per share.
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| $2.30 |
| Discretionary |
| Dec 30, 2022 | CPSH | $6.7K | Gift | 2,500 | $2.69 | Discretionary |
| Dec 14, 2021 | CPSH | $70.9K | Gift | 18,000 | $3.94 | Discretionary |
| Mar 16, 2021 | CPSH | $115.1K | Sale | 7,472 | $15.41 | Discretionary |
| Mar 15, 2021 | CPSH | $604.2K | Sale | 37,671 | $16.04 | Discretionary |
| Mar 12, 2021 | CPSH | $80.6K | Sale | 4,857 | $16.60 | Discretionary |
| Mar 9, 2021 | CPSH | $1.3M | Sale | 85,312 | $15.08 | Discretionary |
| Mar 8, 2021 | CPSH | $220.3K | Sale | 14,688 | $15.00 | Discretionary |
| Dec 16, 2020 | CPSH | $19.1K | Gift | 8,000 | $2.39 | Discretionary |
| Dec 16, 2019 | CPSH | $14.7K | Gift | 15,000 | $0.98 | Discretionary |
| Dec 14, 2018 | CPSH | $13.5K | Gift | 10,000 | $1.35 | Discretionary |
| Dec 12, 2017 | CPSH | $18.2K | Gift | 12,000 | $1.52 | Discretionary |
| Dec 21, 2016 | CPSH | $14.0K | Gift | 10,000 | $1.40 | Discretionary |
| Dec 21, 2015 | CPSH | $21.2K | Gift | 8,500 | $2.49 | Discretionary |
| Dec 18, 2014 | CPSH | $22.0K | Gift | 8,000 | $2.75 | Discretionary |
| Dec 27, 2013 | CPSH | $21.5K | Gift | 9,000 | $2.39 | Discretionary |
| Dec 21, 2012 | CPSH | $9.4K | Gift | 9,000 | $1.05 | Discretionary |
| Dec 22, 2011 | CPSH | $10.8K | Gift | 9,000 | $1.20 | Discretionary |
| Dec 30, 2009 | CPSH | $15.0K | Gift | 12,000 | $1.25 | Discretionary |
| Dec 19, 2008 | CPSH | $9.9K | Gift | 9,000 | $1.10 | Discretionary |
| Dec 13, 2007 | CPSH | $19.6K | Gift | 7,000 | $2.80 | Discretionary |
| Dec 29, 2006 | CPSX | $13.9K | Gift | 9,000 | $1.55 | Discretionary |