Monitor for any future 13D conversion or increased activism from BlackRock, though the current filing explicitly disclaims such intent. The incremental increase from prior filings suggests continued conviction but remains within passive parameters.
Price Chart
Executive Summary
BlackRock Portfolio Management LLC filed a Schedule 13G disclosing a 6.3% passive stake in Delcath Systems, Inc. as of September 30, 2026, representing 2,180,493 shares. This is an amendment to prior filings, showing a slight increase from the prior 13G filed in March 2026, and confirms BlackRock's continued passive investment without intent to influence control.
Key Financial Metrics
Key Facts
- BlackRock Portfolio Management LLC reported beneficial ownership of 2,180,493 shares of Delcath Systems common stock, representing 6.3% of outstanding shares.
- The filing is an amendment (SC 13G/A) to a prior passive stake filing, with the most recent prior filing dated April 27, 2026.
- The stake is held in the ordinary course of business with no intent to change or influence control of the issuer.
- The filing certifies passive intent under Rule 13d-1(b).
Financial Impact
BlackRock holds 6.3% of Delcath Systems, valued at approximately $31.5 million based on the $500M market cap snapshot.
Risk Factors
- No material risks identified from this passive stake filing.
- Any future change to an active stance (13D) could signal a shift in BlackRock's engagement strategy.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 5 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| SC 13G Filing (Primary) | 0002052113-26-001072 |
| Document: Item_7.txt | 0002052113-26-001072 |
| Document: 0002052113-26-001072-index-headers.html | 0002052113-26-001072 |
| Document: 0002052113-26-001072-index.html | 0002052113-26-001072 |
| Document: 0002052113-26-001072.txt | 0002052113-26-001072 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 27, 2026 5d ago | SC 13G | $14.86 | awaiting T+60 | awaiting T+60 | $14.04 (−5.52%) |
Oct 19, 2026 13d ago | SC 13D/A | $14.37 | awaiting T+60 | awaiting T+60 | $14.04 (−2.30%) |
Jun 11, 2026 20w ago | Institutional Cluster | $11.77 $16.48 | ▲ +40.08% | ▲ +35.68% | $14.04 (+19.34%) |
May 14, 2026 24w ago | 8-K | $11.46 $16.67 | ▲ +45.46% | ▲ +41.87% | $14.04 (+22.51%) |
May 7, 2026 25w ago | 8-K | $11.24 $13.04 | ▲ +16.01% | ▲ +12.18% | $14.04 (+24.91%) |
Apr 2, 2026 30w ago | DEFA14A | $9.63 $12.59 | ▲ +30.74% | ▲ +16.58% | $14.04 (+45.79%) |
Mar 2, 2026 35w ago | Insider Cluster | $8.93 $10.83 | ▲ +21.28% | ▲ +11.95% | $14.04 (+57.22%) |
Feb 28, 2026 35w ago | Institutional Cluster | $8.93 $10.83 | ▲ +21.28% | ▲ +11.95% | $14.04 (+57.22%) |
Feb 26, 2026 35w ago | 8-K | $9.00 $11.45 | ▲ +27.22% | ▲ +19.47% | $14.04 (+56.00%) |
US Market Status
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