DCTH · Delcath Systems, Inc. · Shareholders & Ownership
Every disclosed holder of DCTH in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.
Who Owns DCTH
13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions| Holder group | Shares | % Out |
|---|---|---|
| Institutional (13F) | 17,418,422 | 50.20% |
| Insiders (Forms 3, 4, 5) | 602,870 | 1.74% |
| 13D/G-only blocks | 7,419,432 | 21.38% |
| Remaining | 9,258,071 | 26.68% |
| Registered funds (N-PORT, not summed) | 5,078,583 | 14.64% |
Shares outstanding: 34,698,795, the issuer's latest cover-page count restated onto today's split basis.
13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.
Holders of DCTH
| # | Holder | Shares | As of | Notes |
|---|---|---|---|---|
| 1 |
|
6,692,491 | ||
| 1.1 |
|
3,389,593 | ||
| 1.2 |
Rosalind Advisors, Inc.
13F
CIK 1622627 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
3,300,389 | ||
| 2 |
|
3,413,468 | ||
| 3 |
|
3,413,468 | ||
| 4 |
BlackRock, Inc.
13F
CIK 2012383 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
2,706,802 | ||
| 4.1 |
BlackRock, Inc.
13G
CIK 2012383 · Holding company · Jun 30, 2026
Rule 13d-1(b), qualified institution, not summed
|
1,836,121 | ||
| 4.2 |
iShares Russell 2000 ETF
Fund
S000004344 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
757,196 | ||
| 4.3 |
BlackRock Advantage Small Cap Core Fund
Fund
S000039982 · Registered fund · Aug 31, 2026
BlackRock Funds, not summed
|
232,026 | ||
| 4.4 |
iShares Russell 2000 Value ETF
Fund
S000004342 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
229,809 | ||
| 4.5 |
iShares Micro-Cap ETF
Fund
S000004439 · Registered fund · Jun 30, 2026
iShares Trust, not summed
|
96,698 | ||
| 5 |
BlackRock Portfolio Management LLC
13G
CIK 2052113 · Holding company · Sep 30, 2026
Rule 13d-1(b), qualified institution
|
2,180,493 | ||
| 6 |
|
1,766,432 | ||
| 7 |
|
1,472,312 | ||
| 8 |
VANGUARD CAPITAL MANAGEMENT LLC
13F
CIK 2100119 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
1,221,247 | ||
| 9 |
BIOTECHNOLOGY VALUE FUND L P
13G
CIK 918923 · Unknown · Sep 30, 2024
Rule 13d-1(c), passive investor
|
1,041,667 | ||
| 10 |
VANGUARD TOTAL STOCK MARKET INDEX FUND
Fund
S000002848 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
889,410 | ||
| 11 |
Propel Bio Management, LLC
13F
CIK 1969764 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
871,460 | ||
| 12 |
Vivo Opportunity Fund Holdings, L.P.
13G
CIK 1930214 · Unknown · Mar 31, 2025
Rule 13d-1(c), passive investor
|
750,195 | ||
| 13 |
GEODE CAPITAL MANAGEMENT, LLC
13F
CIK 1214717 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
733,115 | ||
| 14 |
|
679,280 | ||
| 14.1 |
STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO
Fund
S000050332 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
|
11,100 | ||
| 14.2 |
State Street Total Return V.I.S. Fund
Fund
S000001637 · Registered fund · Jun 30, 2026
STATE STREET VARIABLE INSURANCE SERIES FUNDS INC, not summed
|
741 | ||
| 14.3 |
State Street Balanced Index Fund
Fund
S000082802 · Registered fund · Jun 30, 2026
STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
|
136 | ||
| 15 |
ALGERT GLOBAL LLC
13F
CIK 1275218 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
580,708 | ||
| 16 |
MILLENNIUM MANAGEMENT LLC
13F
CIK 1273087 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
566,371 | ||
| 17 |
Divisadero Street Capital Management, LP
13F
CIK 1901865 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
499,796 | ||
| 18 |
MORGAN STANLEY
13F
CIK 895421 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
407,983 | ||
| 19 |
ExodusPoint Capital Management, LP
13F
CIK 1736225 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
359,884 | ||
| 20 |
|
342,034 | ||
| 21 |
Private Wealth Advisors, LLC
13F
CIK 1787027 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
310,863 | ||
| 22 |
VANGUARD EXTENDED MARKET INDEX FUND
Fund
S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
|
304,809 | ||
| 23 |
NORTHERN TRUST CORP
13F
CIK 73124 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
252,108 | ||
| 23.1 |
Small Cap Index Fund
Fund
S000001245 · Registered fund · Jun 30, 2026
Northern Funds, not summed
|
14,954 | ||
| 24 |
GOLDMAN SACHS GROUP INC
13F
CIK 886982 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
250,312 | ||
| 24.1 |
Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF
Fund
S000048296 · Registered fund · Aug 31, 2026
Goldman Sachs ETF Trust, not summed
|
49,032 | ||
| 24.2 |
Goldman Sachs Absolute Return Tracker Fund
Fund
S000020314 · Registered fund · Aug 31, 2026
GOLDMAN SACHS TRUST, not summed
|
15,425 | ||
| 25 |
Simplify Asset Management Inc.
13F
CIK 1846368 · Registered investment adviser · Sep 30, 2026
|
227,679 | ||
| 25.1 |
Simplify Propel Opportunities ETF
Fund
S000078061 · Registered fund · Jun 30, 2026
Simplify Exchange Traded Funds, not summed
|
261,126 | ||
| 25.2 |
Simplify Piper Sandler US Small-Cap PLUS Income ETF
Fund
S000091859 · Registered fund · Jun 30, 2026
Simplify Exchange Traded Funds, not summed
|
3,644 | ||
| 26 |
ADAR1 Capital Management, LLC
13F
CIK 1940272 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
224,385 | ||
| 27 |
MARSHALL WACE, LLP
13F
CIK 1318757 · Exempt reporting adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
218,963 | ||
| 28 |
DIMENSIONAL FUND ADVISORS LP
13F
CIK 354204 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
210,298 | ||
| 28.1 |
Dimensional U.S. Small Cap ETF
Fund
S000070906 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
|
70,373 | ||
| 28.2 |
U.S. MICRO CAP PORTFOLIO
Fund
S000000948 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
|
69,314 | ||
| 28.3 |
U.S. SMALL CAP PORTFOLIO
Fund
S000000971 · Registered fund · Jul 31, 2026
DFA INVESTMENT DIMENSIONS GROUP INC, not summed
|
34,591 | ||
| 28.4 |
Dimensional U.S. Core Equity 2 ETF
Fund
S000070903 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
|
12,489 | ||
| 28.5 |
Dimensional US Sustainability Core 1 ETF
Fund
S000076639 · Registered fund · Jul 31, 2026
Dimensional ETF Trust, not summed
|
3,297 | ||
| 29 |
Stonepine Capital Management, LLC
13G
CIK 1440771 · Registered investment adviser · Dec 31, 2023
Rule 13d-1(b), qualified institution
|
208,333 | ||
| 30 |
KENNEDY CAPITAL MANAGEMENT LLC
13F
CIK 884589 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
204,143 | ||
| 31 |
VANGUARD PORTFOLIO MANAGEMENT LLC
13F
CIK 2100121 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
193,448 | ||
| 32 |
NORTH SQUARE DYNAMIC SMALL CAP FUND
Fund
S000063485 · Registered fund · May 31, 2026
Exchange Place Advisors Trust, not summed
|
192,363 | ||
| 33 |
Ikarian Capital, LLC
13F
CIK 1778253 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
185,667 | ||
| 34 |
VANGUARD FIDUCIARY TRUST CO
13F
CIK 933478 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
181,903 | ||
| 35 |
|
181,595 | ||
| 35.1 |
College Retirement Equities Fund - Total Global Stock Account
Fund
S000005080 · Registered fund · Jun 30, 2026
College Retirement Equities Fund, not summed
|
141,229 | ||
| 35.2 |
Nuveen Small Cap Blend Index Fund
Fund
S000005367 · Registered fund · Jul 31, 2026
TIAA-CREF Funds, not summed
|
39,123 | ||
| 35.3 |
Nuveen Equity Index Fund
Fund
S000005360 · Registered fund · Jul 31, 2026
TIAA-CREF Funds, not summed
|
27,330 | ||
| 35.4 |
Nuveen Life Stock Index Fund
Fund
S000005094 · Registered fund · Jun 30, 2026
TIAA-CREF Life Funds, not summed
|
367 | ||
| 36 |
AQR CAPITAL MANAGEMENT LLC
13F
CIK 1167557 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
172,993 | ||
| 37 |
|
168,882 | ||
| 38 |
CIBC WORLD MARKET INC.
13F
CIK 1421224 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
163,208 | ||
| 39 |
VANGUARD RUSSELL 2000 INDEX FUND
Fund
S000030003 · Registered fund · May 31, 2026
VANGUARD SCOTTSDALE FUNDS, not summed
|
154,942 | ||
| 40 |
Lane Generational LLC
13F
CIK 1901384 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
149,663 | ||
| 41 |
HSBC HOLDINGS PLC
13F
CIK 873630 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
135,600 | ||
| 42 |
Man Group plc
13F
CIK 1637460 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
128,495 | ||
| 43 |
Diametric Capital, LP
13F
CIK 1719087 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
122,841 | ||
| 44 |
SMALL CAP EQUITY FUND
Fund
S000001160 · Registered fund · Jun 30, 2026
GuideStone Funds, not summed
|
122,700 | ||
| 45 |
Bank of New York Mellon Corp
13F
CIK 1390777 · Bank · Jun 30, 2026
carried, not yet filed for the newest quarter
|
108,159 | ||
| 46 |
|
107,950 | ||
| 47 |
Jump Financial, LLC
13F
CIK 1831577 · Unknown · Jun 30, 2026
carried, not yet filed for the newest quarter
|
88,035 | ||
| 48 |
GSA CAPITAL PARTNERS LLP
13F
CIK 1362033 · Registered investment adviser · Jun 30, 2026
carried, not yet filed for the newest quarter
|
85,950 | ||
| 49 |
Jefferies Financial Group Inc.
13F
CIK 96223 · Holding company · Jun 30, 2026
carried, not yet filed for the newest quarter
|
83,980 | ||
| 50 |
Capital Advisors Wealth Management, LLC
13F
CIK 1824700 · Registered investment adviser · Sep 30, 2026
|
83,500 |
8 more nested rows are not shown here; Every filing lists them all.
Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.
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