XBIOTECH INC (XBIT) is held by 29 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is BlackRock, Inc. as of Q1 2026.

Are institutions buying or selling XBIT?

In Q1 2026, 10 institutions opened or increased positions in XBIOTECH INC while 16 reduced or exited — a net selling quarter.

What is the Smart Money Verdict on XBIT?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for XBIOTECH INC.

How many hedge funds hold XBIT?

29 institutional investors report holding XBIOTECH INC (XBIT) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into XBIT?

As of Q1 2026, tracked institutions in XBIOTECH INC show 10 buyers versus 16 sellers — net outflows.

XBIOTECH INC

XBIT·98400H102·US·Common Stock·Healthcare - Biotechnology-13D/G

Holders

Avg rating(5 Elite)

$4M

Total Value

38% (34)

Fund Consensus

10 buying - 16 selling

Smart Money Verdict

View all

Held by 29 funds

5 elite

Who's Trading

ActivistWTW. Thorpe McKenzie9.8%Jan 23, 2026

ActivistJSJohn Simard17.7%Jan 23, 2026

View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	293,104(+1.6%)	$688,795	0.0%	-43.64%	17
GEODE CAPITAL MANAGEMENT, LLC	Increased	231,020(+4.5%)	$543,173	0.0%	-62.59%	17
VAVANGUARD CAPITAL MANAGEMENT LLC	New	200,971	$472,282	0.0%	-2.14%	37
MORGAN STANLEY	Increased	165,554(+1.3%)	$389,052	0.0%	-44.42%	16
MILLENNIUM MANAGEMENT LLC	Decreased	105,540(-22.1%)	$248,019	0.0%	-31.09%	0
VFVANGUARD FIDUCIARY TRUST CO	New	91,576	$215,204	0.0%	-2.14%	32
NORTHERN TRUST CORP	Decreased	76,087(-0.5%)	$178,804	0.0%	-67.73%	0
STATE STREET CORP	Unchanged	73,006	$171,564	0.0%	-52.51%	0
JANE STREET GROUP, LLC	Decreased	60,100(-13.8%)	$141,235	0.0%	-13.90%	0
Empowered Funds, LLC	Unchanged	59,547	$139,935	0.0%	-60.14%	0
SOSquarepoint Ops LLC	Decreased	41,214(-35.6%)	$96,853	0.0%	-16.68%	0
Bank of New York Mellon Corp	Decreased	39,355(-18.8%)	$92,485	0.0%	-72.84%	0
BANK OF AMERICA CORP /DE/	Increased	36,689(+2.2%)	$86,219	0.0%	-25.32%	15
DIMENSIONAL FUND ADVISORS LP	Decreased	36,053(-28.9%)	$84,545	0.0%	-32.56%	0
Connor, Clark & Lunn Investment Management Ltd.	Decreased	28,663(-5.2%)	$67,358	0.0%	-64.82%	0
BNP PARIBAS FINANCIAL MARKETS	Increased	27,164(+1.1%)	$63,835	0.0%	-54.48%	14
NATIONAL BANK OF CANADA /FI/	Unchanged	25,000	$58,750	0.0%	-54.95%	0
RENAISSANCE TECHNOLOGIES LLC	New	22,438	$52,729	0.0%	-2.14%	29
AMERICAN CENTURY COMPANIES INC	Unchanged	18,881	$44,370	0.0%	-61.80%	0
Qube Research & Technologies Ltd	Decreased	18,691(-9.3%)	$43,924	0.0%	-18.21%	0