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Definitive Healthcare
DH

Fund managers haven’t disclosed any holdings of DH yet.

DH Hedge Fund Activity: Q1 2026 in Review

119 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Definitive Healthcare (DH) for Q1 2026, worth a combined $109M — down 58% from $259M a quarter earlier.

Sellers outnumbered buyers: 26 funds closed out of DH and 25 opened new positions — a net loss of 1 holder — while 34 trimmed existing stakes and 40 added.

The largest buyer was Millennium Management, adding an estimated $449K. The largest seller was Morgan Stanley, cutting an estimated $1.22M.

  • 119 institutional investors held Definitive Healthcare (DH) as of Q1 2026, down from 122 in Q4 2025.
  • Funds reported $109M of Definitive Healthcare stock for Q1 2026, down 58% quarter-over-quarter.
  • 25 funds opened new Definitive Healthcare positions in Q1 2026 and 26 closed out, a net change of -1 holder.
  • The largest Definitive Healthcare buyer in Q1 2026 was Millennium Management, an estimated $449K added.
  • The largest Definitive Healthcare seller in Q1 2026 was Morgan Stanley, an estimated $1.22M sold.

Based on aggregated 13F filings for Q1 2026.