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Cabaletta Bio
CABA

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

CABA Hedge Fund Activity: Q1 2026 in Review

108 of the 8,128 institutional investors tracked by Wall St. Rank reported a position in Cabaletta Bio (CABA) for Q1 2026, worth a combined $228M — up 36% from $167M a quarter earlier.

Buyers outnumbered sellers: 27 funds opened new CABA positions and 13 closed out — a net gain of 14 holders — while 32 added to existing stakes and 27 trimmed.

The largest buyer was Millennium Management, adding an estimated $8.79M. The largest seller was Superstring Capital Management, cutting an estimated $3.3M.

  • 108 institutional investors held Cabaletta Bio (CABA) as of Q1 2026, up from 95 in Q4 2025.
  • Funds reported $228M of Cabaletta Bio stock for Q1 2026, up 36% quarter-over-quarter.
  • 27 funds opened new Cabaletta Bio positions in Q1 2026 and 13 closed out, a net change of +14 holders.
  • The largest Cabaletta Bio buyer in Q1 2026 was Millennium Management, an estimated $8.79M added.
  • The largest Cabaletta Bio seller in Q1 2026 was Superstring Capital Management, an estimated $3.3M sold.

Based on aggregated 13F filings for Q1 2026.