03:57 PM EDT, 06/18/2024 (MT Newswires) -- Health care stocks were edging up in late Tuesday afternoon trading, with the NYSE Health Care Index and the Health Care Select Sector SPDR Fund (XLV) each up about 0.1%.

The iShares Biotechnology ETF (IBB) fell 0.8%.

In corporate news, Zentalis Pharmaceuticals ( ZNTL ) shares plunged 48% after the US Food and Drug Administration placed a partial clinical hold on three trials of its cancer drug candidate azenosertib.

Silk Road Medical ( SILK ) shares surged almost 24% after it struck a deal for Boston Scientific ( BSX ) to acquire the medical device company for $27.50 per share, representing an equity value of about $1.26 billion.

DermTech ( DMTK ) sank 57% after it filed for Chapter 11 bankruptcy protection as part of its ongoing review of strategic options.

Sintx Technologies ( SINT ) said its board has started a process to explore potential strategic options. Its shares fell 2%.