Prosight Management Boosts Stake in Select Medical Holdings

The investment firm increased its position in the healthcare provider by 147.3% in the third quarter.

Mar. 14, 2026 at 11:08am

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Prosight Management LP grew its stake in Select Medical Holdings Corporation (NYSE:SEM) by 147.3% during the third quarter, according to a recent 13F filing. The institutional investor now owns 874,915 shares of the health services provider's stock, making it the 19th largest position in its portfolio.

Why it matters

The significant increase in Prosight's position in Select Medical suggests the investment firm sees potential upside in the healthcare company's stock. As a major institutional investor, Prosight's moves can influence market sentiment and potentially impact Select Medical's share price.

The details

According to the 13F filing, Prosight Management added 521,095 shares of Select Medical to its portfolio during the third quarter. This increased the firm's total position to 874,915 shares, or approximately 0.71% of the company's outstanding stock. Select Medical is a leading provider of specialized healthcare services in the United States, operating long-term acute care hospitals and inpatient rehabilitation facilities.

  • Prosight Management filed its 13F report for the third quarter of 2026.

The players

Prosight Management LP

An institutional investment firm that manages a portfolio of stocks, including a significant position in Select Medical Holdings Corporation.

Select Medical Holdings Corporation

A leading provider of specialized healthcare services in the United States, operating long-term acute care hospitals and inpatient rehabilitation facilities.

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The takeaway

Prosight Management's substantial increase in its stake in Select Medical suggests the investment firm sees strong potential in the healthcare company's stock. As a major institutional investor, Prosight's moves can influence market sentiment and potentially impact Select Medical's share price going forward.