secwatch.observer — SEC 8-K summary
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Issuer:     DELCATH SYSTEMS, INC. (DCTH)
CIK:        0000872912
Form:       8-K
Filed at:   2026-03-03T23:59:59+00:00
Accession:  0001193125-26-088527
Event type: other_material
Sentiment:  positive
Materiality: 0.75
Item codes: 8.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Delcath's CHOPIN trial published: PHP+immunotherapy shows 54.7% vs 15.8% 1-year PFS
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- 1-year PFS 54.7% vs 15.8% (adjusted HR 0.34; p=0.0002); median PFS 12.8 vs 8.3 months.
- Median OS 23.1 vs 19.6 months (HR 0.39; p=0.0065); 2-year OS 49.6% vs 22.1%.
- Objective response rate 76.3% vs 39.5%; complete response rate 13% vs 3%.
- Grade ≥3 treatment-related AEs 82% (combo) vs 41% (PHP alone); one treatment-related death in combo arm.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/872912/000119312526088527/0001193125-26-088527-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/872912/000119312526088527/d16781d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-26-088527

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer