Are insiders bullish on CSTL?
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Are insiders bullish on CSTL?
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CSTL Ownership & Insider Activity
Institutional Ownership
Top Holders
| Holder | Shares | Value |
|---|---|---|
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
| Unknown | N/A | N/A |
Recent Insider Trades
| Name | Type | Shares | Date |
|---|---|---|---|
| MAETZOLD DEREK J | 420 | 2026-05-21 | |
| MAETZOLD DEREK J | 1.0K | 2026-05-21 | |
| MAETZOLD DEREK J | 880 | 2026-05-21 | |
| MAETZOLD DEREK J | 212 | 2026-05-21 | |
| MAETZOLD DEREK J | 130 | 2026-05-20 | |
| MAETZOLD DEREK J | 322 | 2026-05-20 | |
| MAETZOLD DEREK J | 273 | 2026-05-20 | |
| MAETZOLD DEREK J | 66 | 2026-05-20 | |
| MAETZOLD DEREK J | 6.2K | 2026-05-07 | |
| MAETZOLD DEREK J | 5.3K | 2026-05-07 |