DOSSIER · 13F Holders · Q1 2026

X-ENERGY REACTOR CO. LLC SERIE

1 institutions still hold X-ENERGY REACTOR CO. LLC SERIE as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 984111777·1 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$27M
visible holders
Holders
1
filers reporting
Concentration
100.00%
REAVES W H & CO INC #1
top holder share
AI Holders Summary · Q1 2026

1 institutions reported X-ENERGY REACTOR CO. LLC SERIE in Q1 2026. REAVES W H & CO INC leads at 100.0% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
REAVES W H & CO INC
CIK 0000740913
$27M1.9M0.46%Q1 2026