DOSSIER · 13F Holders · Q2 2026

ROUNDHILL ETF TRUST

4 institutions still hold ROUNDHILL ETF TRUST as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 77926X536·4 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$963K
visible holders
Holders
4
filers reporting
Concentration
67.70%
Belvedere Trading LLC #1
top holder share
AI Holders Summary · Q2 2026

4 institutions reported ROUNDHILL ETF TRUST in Q2 2026. Belvedere Trading LLC leads at 67.7% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Belvedere Trading LLC
CIK 0001632341
$652K9K0.00%Q2 2026
02
OLD MISSION CAPITAL LLC
CIK 0001455915
$299K4K0.00%Q2 2026
03
GROUP ONE TRADING LLC
CIK 0000932540
$10K1440.00%Q2 2026
04
UBS Group AG
CIK 0001610520
$2K260.00%Q2 2026