Are insiders buying DCTH stock?

Yes — 4 distinct insiders have bought DCTH (DELCATH SYSTEMS, INC.) on the open market, including 2 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Mar 6, 2026.

How much DCTH stock have insiders bought?

Insiders have bought a combined $287.5K of DCTH across 4 open-market purchases, based on SEC Form 4 filings.

What is an insider cluster buy in DCTH?

A cluster buy is two or more distinct DELCATH SYSTEMS, INC. insiders — officers, directors, or 10% owners — each buying DCTH on the open market within a rolling window. DCTH has 2 detected cluster buys to date.

Where does this DCTH insider trading data come from?

Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.

DCTH insider buying

2 cluster buys

DELCATH SYSTEMS, INC. · Healthcare

When two or more insiders at DELCATH SYSTEMS, INC. buy DCTH on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in DCTH plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.

Clusters

Distinct insiders

Total bought

$287.5K

Market cap

$465.4M

Detected clusters

Mar 2 – Mar 6, 2026
Detected Mar 6, 2026
High conviction2 insiders
Total bought
$150.4K
Market cap
$465.4M
Nov 11 – Nov 21, 2025
Detected Nov 21, 2025
High conviction2 insiders
Total bought
$137.1K
Market cap
$465.4M

All notable open-market buys in DCTH

Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.

Date	Insider	Shares	Price	Value	Filing
Mar 6, 2026	Pennell Sandracluster Chief Financial Officer	5,533	$9.04	$50.0K	SEC ↗
Mar 2, 2026	MICHEL GERARD Jcluster Director, CHIEF EXECUTIVE OFFICER	11,200	$8.96	$100.4K	SEC ↗
Nov 21, 2025	Sylvester John Richardcluster Director	4,386	$8.89	$39.0K	SEC ↗
Nov 11, 2025	MICHEL GERARD Jcluster Director, CHIEF EXECUTIVE OFFICER	11,500	$8.53	$98.1K	SEC ↗

More Healthcare stocks with insider cluster buys

All insider buying in Healthcare →

DCTH insider buying — FAQ

Are insiders buying DCTH stock?: Yes — 4 distinct insiders have bought DCTH (DELCATH SYSTEMS, INC.) on the open market, including 2 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Mar 6, 2026.
How much DCTH stock have insiders bought?: Insiders have bought a combined $287.5K of DCTH across 4 open-market purchases, based on SEC Form 4 filings.
What is an insider cluster buy in DCTH?: A cluster buy is two or more distinct DELCATH SYSTEMS, INC. insiders — officers, directors, or 10% owners — each buying DCTH on the open market within a rolling window. DCTH has 2 detected cluster buys to date.
Where does this DCTH insider trading data come from?: Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.

How we track insider buying in DCTH

We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy DCTH within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?

This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding DCTH.