Delcath Systems's three largest insider shareholders as of March 23, 2026 are Steven A J Salamon (Director, 3.41Mn shares), Advisors, Inc. Rosalind (Director, 3.41Mn shares), Gil Aharon (Director, 3.41Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Advisors, Inc. Rosalind | 0 | 3,413,468 | 09 May, 2025 | |
| Steven A J Salamon | 0 | 3,413,468 | 09 May, 2025 | |
| Gil Aharon | 0 | 3,413,468 | 09 May, 2025 | |
| Steven A J Salamon | 1,121,025 | 0 | 20 Mar, 2024 | |
| Gil Aharon | 1,069,710 | 0 | 20 Mar, 2024 | |
| Advisors, Inc. Rosalind | 0 | 459,315 | 16 Dec, 2022 | |
| Gerard J Michel | Chief Executive Officer | 342,034 | 0 | 03 Mar, 2026 |
| Vojo Vukovic | Chief Medical Officer | 168,882 | 0 | 13 Jun, 2025 |
| Sandra Pennell | Chief Financial Officer | 77,018 | 0 | 06 Mar, 2026 |
| David L. Hoffman | Gen'L Counsel, Cco Secy | 74,330 | 0 | 19 Mar, 2024 |
| John Purpura | Chief Operating Officer | 41,526 | 0 | 17 Oct, 2023 |
| Kevin Muir | Gm Interventional Oncology | 18,582 | 0 | 19 Mar, 2024 |
| John Richard Sylvester | 14,936 | 0 | 25 Nov, 2025 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 06 Mar, 2026 | Sandra Pennell | Common Stock | A | 5,533 | $9.04 | 77,018 | D | P |
| 02 Mar, 2026 | Gerard J Michel | Common Stock | A | 11,200 | $8.96 | 342,034 | D | P |
| 17 Feb, 2026 | Kevin Muir | Stock Option (Right to Buy) | A | 56,500 | $0.00 | 56,500 | D | A |
| 17 Feb, 2026 | Vojo Vukovic | Stock Option (Right to Buy) | A | 56,500 | $0.00 | 56,500 | D | A |
| 17 Feb, 2026 | David L. Hoffman | Stock Option (Right to Buy) | A | 56,500 | $0.00 | 56,500 | D | A |
| 17 Feb, 2026 | Martha S. Rook | Stock Option (Right to Buy) | A | 56,500 | $0.00 | 56,500 | D | A |
| 17 Feb, 2026 | Sandra Pennell | Stock Option (Right to Buy) | A | 56,500 | $0.00 | 56,500 | D | A |
| 17 Feb, 2026 | Gerard J Michel | Stock Option (Right to Buy) | A | 195,000 | $0.00 | 195,000 | D | A |
| 17 Feb, 2026 | David L. Hoffman | Restricted Stock Units | A | 28,250 | $0.00 | 28,250 | D | A |
| 17 Feb, 2026 | Sandra Pennell | Restricted Stock Units | A | 28,250 | $0.00 | 28,250 | D | A |
| 17 Feb, 2026 | Martha S. Rook | Restricted Stock Units | A | 28,250 | $0.00 | 28,250 | D | A |
| 17 Feb, 2026 | Vojo Vukovic | Restricted Stock Units | A | 28,250 | $0.00 | 28,250 | D | A |
| 17 Feb, 2026 | Kevin Muir | Restricted Stock Units | A | 28,250 | $0.00 | 28,250 | D | A |
| 17 Feb, 2026 | Gerard J Michel | Restricted Stock Units | A | 97,500 | $0.00 | 97,500 | D | A |
| 21 Nov, 2025 | John Richard Sylvester | Common Stock | A | 4,386 | $8.89 | 14,936 | D | P |
| 11 Nov, 2025 | Gerard J Michel | Common Stock | A | 11,500 | $8.53 | 330,834 | D | P |
| 12 Jun, 2025 | Vojo Vukovic | Common Stock | A | 42,000 | $4.78 | 168,882 | D | M |
| 12 Jun, 2025 | Vojo Vukovic | Employee Stock Option (Right to Buy) | D | 42,000 | $0.00 | 58,500 | D | M |
| 15 May, 2025 | John Richard Sylvester | Stock Option (right to buy) | A | 22,500 | $0.00 | 22,500 | D | A |
| 15 May, 2025 | Steven A J Salamon | Stock Option (right to buy) | A | 22,500 | $0.00 | 22,500 | D | A |