XBiotech

XBIT · NASDAQ

$2.02+$0.02 (+1.00%)TodayMarket closed ·
Prev close $2.00

Who owns XBIT

Largest institutional holders, from their latest 13F filings

The 10 largest institutions hold 28.0% of XBIT’s shares.

  • Gut (Thomas)12.8%
  • McKenzie (Thorpe W)9.9%
  • Kundig (Thomas)1.0%
  • BlackRock Institutional Trust Company, N.A.0.9%
  • Next 6 largest institutions3.4%
  • All other shareholders72.0%
Top institutional holders of XBIT
HolderShares% of shares
Gut (Thomas)3.91M12.84%
McKenzie (Thorpe W)3.01M9.86%
Kundig (Thomas)300.00K0.98%
BlackRock Institutional Trust Company, N.A.285.55K0.94%
Geode Capital Management, L.L.C.214.12K0.70%
Vanguard Capital Management, LLC200.18K0.66%
RBF Capital, LLC198.50K0.65%
Rademaker (Craig Evan)170.99K0.56%
Morgan Stanley & Co. LLC146.96K0.48%
Bridgeway Capital Management, LLC98.45K0.32%

Largest mutual fund holders

Top mutual fund holders of XBIT
HolderShares% of shares
Vanguard Extended Market Index Fund200.18K0.66%
Fidelity Extended Market Index Fund94.74K0.31%
iShares Micro-Cap ETF79.63K0.26%
EA Bridgeway Omni Small-Cap Value ETF59.55K0.20%
Bridgeway Ultra-Small Company Fund38.90K0.13%

Short interest

Settled Sep 30, 2026

Shares short
328.07K
Days to cover
9.96
% of shares outstanding
1.08%
Average daily volume
32.95K
Change since last report
−5.5%

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