DTST's three largest insider shareholders as of March 23, 2026 are Charles M. Piluso (Chairman And Ceo, 310.03K shares), Christos Panagiotakos (Chief Financial Officer, 100.51K shares), Mark Alexander Wyllie (Executive Vice President, 100.00K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Charles M. Piluso | Chairman And Ceo | 310,032 | 0 | 18 Feb, 2026 |
| Christos Panagiotakos | Chief Financial Officer | 100,507 | 0 | 18 Feb, 2026 |
| Mark Alexander Wyllie | Executive Vice President | 100,000 | 0 | 14 Jun, 2022 |
| Todd A. Correll | 33,540 | 0 | 15 Dec, 2025 | |
| Harold J Schwartz | 28,471 | 0 | 16 Jan, 2026 | |
| Joseph B. Hoffman | 12,500 | 0 | 10 Oct, 2023 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 13 Feb, 2026 | Christos Panagiotakos | Common Stock | A | 60,000 | $0.00 | 100,507 | D | A |
| 13 Feb, 2026 | Charles M. Piluso | Common Stock | A | 60,000 | $0.00 | 310,032 | D | A |
| 13 Feb, 2026 | Christos Panagiotakos | Stock Options | A | 125,000 | $0.00 | 125,000 | D | A |
| 13 Feb, 2026 | Charles M. Piluso | Stock Options | A | 250,000 | $0.00 | 250,000 | D | A |
| 09 Feb, 2026 | Charles M. Piluso | Common Stock | A | 160,600 | $0.00 | 250,032 | D | A |
| 09 Feb, 2026 | Charles M. Piluso | Common Stock | A | 160,600 | $0.00 | 250,032 | D | A |
| 29 Jan, 2026 | Uwayne A. Mitchell | Restricted Stock Unit | A | 10,000 | $0.00 | 10,000 | D | A |
| 29 Jan, 2026 | John Argen | Restricted Stock Unit | A | 10,000 | $0.00 | 10,000 | D | A |
| 29 Jan, 2026 | Thomas Kempster | Restricted Stock Unit | A | 10,000 | $0.00 | 10,000 | D | A |
| 29 Jan, 2026 | Clifford Stein | Restricted Stock Unit | A | 10,000 | $0.00 | 10,000 | D | A |
| 29 Jan, 2026 | Lawrence A. Maglione | Restricted Stock Unit | A | 10,000 | $0.00 | 10,000 | D | A |
| 29 Jan, 2026 | Todd A. Correll | Restricted Stock Unit | A | 10,000 | $0.00 | 10,000 | D | A |
| 29 Jan, 2026 | Harold J Schwartz | Restricted Stock Unit | A | 10,000 | $0.00 | 10,000 | D | A |
| 29 Jan, 2026 | Matthew Grover | Restricted Stock Unit | A | 10,000 | $0.00 | 10,000 | D | A |
| 29 Jan, 2026 | Nancy Stallone | Restricted Stock Unit | A | 10,000 | $0.00 | 10,000 | D | A |
| 14 Jan, 2026 | Thomas Kempster | Common Stock | D | 881,472 | $5.20 | 0 | D | D |
| 14 Jan, 2026 | John Argen | Common Stock | D | 57,207 | $5.20 | 0 | D | D |
| 14 Jan, 2026 | Charles M. Piluso | Common Stock | D | 323,859 | $5.20 | 89,432 | D | D |
| 12 Dec, 2025 | Matthew Grover | Common Stock | D | 10,202 | $4.97 | 43,340 | D | F |
| 14 Jan, 2026 | Lawrence A. Maglione | Common Stock | D | 24,752 | $5.20 | 0 | D | D |