AlphaMaven AlphaMaven

MassPRIM laments PE’s stark underperformance for the year - PEI Private Equity

Reported by Private Equity International ·Buyouts
Oct 22, 2026· 2 min read
Save Post LinkedIn Email
Key Takeaways
  • • The Massachusetts Pension Reserves Investment Management Board (MassPRIM) acknowledged that its private equity portfolio underperformed for the year, according to PEI.
  • • MassPRIM attributed part of the shortfall to missing out on rapid growth in venture capital.
  • • The pension system also acknowledged poor manager selection as a contributor to weak private equity returns.
Summary
MassPRIM, the investment board overseeing Massachusetts public pension assets, has acknowledged stark underperformance in its private equity portfolio for the year, according to PEI (Private Equity International), which reported the story by Alfie Crooks. The pension system's assessment points to two main factors. First, it believes it missed out on rapid growth in venture capital, a segment that drove strong returns across the market during the period. Second, MassPRIM acknowledged poor manager selection, conceding that the fund's choice of private equity managers contributed to the weaker results.

The admission is notable for a limited-partner investor of MassPRIM's profile, as it frames the underperformance as a combination of strategic allocation and manager-level decisions rather than solely market conditions. The original article is brief and does not provide detailed return figures, benchmark comparisons or specific fund-level data, so the magnitude of the shortfall is not quantified in the source material.

For allocators and managers, the commentary underscores the importance of both sector exposure and manager due diligence in private markets, where dispersion between top- and bottom-quartile funds can be wide. Readers seeking the precise performance numbers should consult the full PEI report or MassPRIM's published disclosures.

Go deeper than the headline

Research every firm in this story, track the ones that matter and get the daily briefing — free for 7 days.

Start your free 7-day trial

Sources

2 outlets

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

Private Equity International MassPRIM laments PE’s stark underperformance for the year - PEI Private Equity Buyouts MassPRIM laments PE’s stark underperformance for the year