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XBiotech
XBIT

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

XBIT Hedge Fund Activity: Q1 2026 in Review

37 of the 8,128 institutional investors tracked by Wall St. Rank reported a position in XBiotech (XBIT) for Q1 2026, worth a combined $4.68M — down 15% from $5.48M a quarter earlier.

Sellers outnumbered buyers: 8 funds closed out of XBIT and 6 opened new positions — a net loss of 2 holders — while 12 trimmed existing stakes and 8 added.

The largest buyer was Renaissance Technologies, opening a new position worth an estimated $54.3K. The largest seller was Ameriprise, exiting entirely with an estimated $446K sold.

  • 37 institutional investors held XBiotech (XBIT) as of Q1 2026, down from 41 in Q4 2025.
  • Funds reported $4.68M of XBiotech stock for Q1 2026, down 15% quarter-over-quarter.
  • 6 funds opened new XBiotech positions in Q1 2026 and 8 closed out, a net change of -2 holders.
  • The largest XBiotech buyer in Q1 2026 was Renaissance Technologies, an estimated $54.3K added.
  • The largest XBiotech seller in Q1 2026 was Ameriprise, an estimated $446K sold.

Based on aggregated 13F filings for Q1 2026.