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BlackRock buys Welsh Carson’s $2.8bn Humana clinic stake; Grafine, Atlantic Ridge agree $900m Paragon Films deal

Reported by Altassets
Oct 14, 2026· 1 min read
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Key Takeaways
  • • HPS Investment Partners, BlackRock's alternatives and credit arm, has agreed to acquire Welsh, Carson, Anderson & Stowe's majority interest in a joint venture holding nearly 150 Humana primary care clinics.
  • • The transaction values WCAS's equity stake in the joint venture at $2.8bn, according to AltAssets Private Equity News.
  • • Grafine and Atlantic Ridge have agreed a $900m deal involving Paragon Films, per the headline of the same report.
Summary
HPS Investment Partners, the private credit and alternatives platform owned by BlackRock, has agreed to acquire the majority interest held by Welsh, Carson, Anderson & Stowe (WCAS) in a joint venture that holds nearly 150 Humana primary care clinics. According to AltAssets Private Equity News, the transaction values WCAS's equity stake at $2.8bn.

In the same report, AltAssets also covered a separate $900m agreement between Grafine and Atlantic Ridge relating to Paragon Films. The available text does not provide further detail on the structure or terms of that transaction beyond its value and the parties named in the headline.

The HPS transaction adds a large portfolio of healthcare services assets to BlackRock's alternatives business and reflects continued institutional interest in physician and primary care platforms backed by private capital. Further terms, including the closing timeline and any regulatory conditions, were not included in the portion of the article available for this summary.

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Sources

1 outlet

AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Altassets BlackRock buys Welsh Carson’s $2.8bn Humana clinic stake; Grafine, Atlantic Ridge agree $900m Paragon Films deal