DOSSIER · 13F Holders · Q1 2026BellwetherCompounder
XBOX

ROUNDHILL ETF TRUST

4 institutions still hold ROUNDHILL ETF TRUST as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 77926X353·4 13F holders·last filed Mar 31, 2026
Market cap
6.8%
vs prior quarter
13F value held
$318M
62.0% inst. owned
of float
Holders
4
+70 QoQ
filers reporting
Activity
+63 / −7
+928 added · −751 reduced
this quarter
Concentration
98.62%
EXCHANGE TRADED CONCEPTS, LLC #1
top holder share
AI Holders Summary · Q1 2026

4 institutions reported XBOX in Q1 2026. EXCHANGE TRADED CONCEPTS, LLC leads at 98.6% of the visible book. +70 net new institutions vs prior quarter — accumulation reading.

Top holders

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

#HolderValueShares% port.Quarter
01
EXCHANGE TRADED CONCEPTS, LLC
CIK 0001457320
$314M3.2M2.22%Q1 2026
02
OLD MISSION CAPITAL LLC
CIK 0001455915
$2M18K0.03%Q1 2026
03
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$2M16K0.00%Q1 2026
04
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$1M11K0.00%Q1 2026