Delcath Systems, Inc. (DCTH) has 20 known insider and institutional holders on record. The largest holder is Rosalind Advisors, Inc. with 3,413,468 shares. Other notable holders include KOLY M S /FA/ and MICHEL GERARD J.
Over the last 12 months, insiders have made 19 transactions in DCTH stock — 18 buys (valued at $14.09M) and 0 sells (valued at RSU Award). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
DCTH Insider Ownership
Top Holder
Rosalind Advisors, Inc.
3,413,468 shares
Buys (12 mo)
18
$14.09M value
Sells (12 mo)
0
$0.00 value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Rosalind Advisors, Inc. |
Director |
3,413,468 |
2025-05-09 |
|
| 2 |
Koly M S /fa/ |
Director |
822,000 |
2007-01-05 |
|
| 3 |
Michel Gerard J |
Chief Executive Officer |
342,034 |
2026-03-03 |
|
| 4 |
Taney Richard |
Director |
206,000 |
2009-12-14 |
|
| 5 |
Miao Graham G |
Interim Co-CEO & Pres.evp, CFO |
185,997 |
2013-11-18 |
|
| 6 |
Corigliano Mark |
Director |
180,000 |
2007-01-05 |
|
| 7 |
Herschkowitz Samuel /fa/ |
Chief Operating Officer |
154,575 |
2007-05-30 |
|
| 8 |
Graham Peter J |
EVP; General Counsel |
152,755 |
2013-11-18 |
|
| 9 |
Nevins Victor |
Director |
140,000 |
2005-12-21 |
|
| 10 |
Watson Douglas G |
Director |
136,664 |
2014-07-09 |
|
| 11 |
Hobbs Eamonn P |
President and CEO |
135,000 |
2013-03-13 |
|
| 12 |
Isdaner Daniel |
Director |
110,000 |
2007-01-05 |
|
| 13 |
Pedder Simon |
Director |
100,000 |
2019-02-05 |
|
| 14 |
Philips Laura A |
Director |
98,746 |
2015-07-24 |
|
| 15 |
Pennell Sandra |
Chief Financial Officer |
77,018 |
2026-03-06 |
|
| 16 |
Rifkin Jason Andrew |
Sr. VP Clinical Oper. & Secy |
75,000 |
2009-10-14 |
|
| 17 |
Ladd Robert |
Director |
69,534 |
2012-06-19 |
|
| 18 |
Purpura John |
Chief Operating Officer |
56,160 |
2024-01-26 |
|
| 19 |
John Johnny |
SVP Clinical Dev & Med Affairs |
46,800 |
2024-01-26 |
|
| 20 |
Kandarpa Krishna |
Exec. V.p., Chief Medical Off. |
40,000 |
2013-03-13 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-06 |
Pennell Sandra |
Chief Financial Officer |
Informative Buy |
5,533 |
$9.04 |
$50.02K |
| 2026-03-02 |
Michel Gerard J |
Chief Executive Officer |
Informative Buy |
11,200 |
$8.96 |
$100.31K |
| 2026-02-17 |
Rook Martha S. |
Chief Operating Officer |
RSU Award |
28,250 |
- |
- |
| 2026-02-17 |
Hoffman David L. |
Gen'l Counsel, Cco & Secy |
RSU Award |
28,250 |
- |
- |
| 2026-02-17 |
Muir Kevin |
GM Interventional Oncology |
RSU Award |
28,250 |
- |
- |
| 2026-02-17 |
Pennell Sandra |
Chief Financial Officer |
RSU Award |
28,250 |
- |
- |
| 2026-02-17 |
Vukovic Vojo |
Chief Medical Officer |
RSU Award |
28,250 |
- |
- |
| 2026-02-17 |
Michel Gerard J |
Chief Executive Officer |
RSU Award |
97,500 |
- |
- |
| 2025-11-21 |
Sylvester John Richard |
Director |
Informative Buy |
4,386 |
$8.89 |
$38.99K |
| 2025-11-11 |
Michel Gerard J |
Chief Executive Officer |
Informative Buy |
11,500 |
$8.53 |
$98.05K |
| 2025-06-12 |
Vukovic Vojo |
Chief Medical Officer |
Option Exercise (Sell) |
42,000 |
$4.78 |
$200.76K |
| 2025-05-15 |
Aharon Gil |
Director |
RSU Award |
22,500 |
$16.05 |
$361.13K |
| 2025-05-15 |
Sylvester John Richard |
Director |
RSU Award |
22,500 |
$16.05 |
$361.13K |
| 2025-05-15 |
Martell Bridget A |
Director |
RSU Award |
22,500 |
$16.05 |
$361.13K |
| 2025-05-15 |
Salamon Steven A J |
Director |
RSU Award |
22,500 |
$16.05 |
$361.13K |
| 2025-05-15 |
Czerepak Elizabeth |
Director |
RSU Award |
22,500 |
$16.05 |
$361.13K |
| 2025-05-05 |
Aharon Gil |
Director |
Option Exercise (ITM) |
400,000 |
$10.00 |
$4M |
| 2025-05-05 |
Salamon Steven A J |
Director |
Option Exercise (ITM) |
400,000 |
$10.00 |
$4M |
| 2025-05-05 |
Rosalind Advisors, Inc. |
Director |
Option Exercise (ITM) |
400,000 |
$10.00 |
$4M |
