$DCTH

$14.51 +$0.09 (0.62%) Close

$DCTH Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 34.7M shares outstanding

Who owns DCTH?

By type of holder

Institutions 50.2% Insiders 49.8% Everyone else 0.0%

Concentration Top 10 holders own 100.3%

Salamon Steven A J 32.1% · Aharon Gil 31.7%

Institutional ownership

50.2%

+3.2 pts vs last qtr

Institutional holders

119

-2 vs last qtr

Net shares bought

+1.1M

by institutions in Q2 2026

New / sold out

19 / 21

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

BlackRock, Inc. +922.3K
Algert Global LLC +435.0K

Biggest sellers in Q2 2026

Private Wealth Advisors, LLC −280.7K
Ikarian Capital, LLC −245.6K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Delcath Systems Inc in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2019–FY2025

+154029.6%

+239.87% a year

Each share's claim on the business

−99.9%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$6M vs —

over 7 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years34% 3–5 years5% 1–3 years43% Under 1 year18%

Quarterly turnover

15.7%

of institutional shares changed hands

Top 10 managers, median time held

4.8 years

Super Investors

Investment managers reporting DCTH on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
RA Rosalind Advisors, Inc. 13D · 9.9%	3.3M	9.51%	Unchanged	2023	15.4%
Shares held by quarter Peak holding3.3M (Q2'25) Change over 8 quarters+650.0K Share of the company9.510% Disclosed stake13D · 9.9% Rosalind Advisors, Inc.'s full portfolio →
B BlackRock, Inc.	2.7M	7.80%	+922.3K (+51.7%)	≤2021	0.0%
Shares held by quarter Peak holding2.7M (Q2'26) Change over 8 quarters+2.6M Share of the company7.800% BlackRock, Inc.'s full portfolio →

Rosalind Advisors, Inc.

13D · 9.9%

3.3M

% of company

9.51%

Change vs last qtr

Unchanged

Held since

2023

BlackRock, Inc.

2.7M

% of company

7.80%

Change vs last qtr

+922.3K (+51.7%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding Delcath Systems Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting DCTH on Form N-PORT; together they hold 15.2% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$11.2M	889.4K	2.56%	0.00%	June 30, 2026
IR iShares Russell 2000 ETF iShares Trust	$9.53M	757.2K	2.18%	0.01%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$11.2M

% of company

2.56%

% of the fund

0.00%

As of

June 30, 2026

iShares Russell 2000 ETF

iShares Trust

Position value

$9.53M

% of company

2.18%

% of the fund

0.01%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Delcath Systems Inc and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
SS Salamon Steven A J Insider	11.1M	32.06%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company32.060% Salamon Steven A J's insider activity →
AG Aharon Gil Insider	11.0M	31.66%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company31.660% Aharon Gil's insider activity →

Salamon Steven A J

Insider

11.1M

% of company

32.06%

Change vs last qtr

—

Held since

—

Aharon Gil

Insider

11.0M

% of company

31.66%

Change vs last qtr

—

Held since

—

5 more holders behind a free account

See every insider and 5%+ holder of Delcath Systems Inc.

Comments