DOSSIER · 13F Holders · Q1 2026High-convictionMulti-bagger

NEBIUS GROUP N.V.

2 institutions still hold NEBIUS GROUP N.V. as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 63954QAL0·2 13F holders·last filed Mar 31, 2026
Market cap
2.3%
vs prior quarter
13F value held
$88M
78.0% inst. owned
of float
Holders
2
-117 QoQ
filers reporting
Activity
+41 / −6
+785 added · −830 reduced
this quarter
Concentration
57.91%
Ghisallo Capital Management LLC #1
top holder share
AI Holders Summary · Q1 2026

2 institutions reported NEBIUS GROUP N.V. in Q1 2026. Ghisallo Capital Management LLC leads at 57.9% of the visible book. -117 net institutions QoQ — distribution reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Ghisallo Capital Management LLC
CIK 0001825214
$51M55.0M1.41%Q1 2026
02
Diameter Capital Partners LP
CIK 0001727012
$37M40.0M3.48%Q1 2026