DOSSIER · 13F Holders · Q2 2026
WEED

ROUNDHILL CANNABIS ETF

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

CUSIP 53656F128·4 13F holders·last filed Jun 30, 2026
Market cap
13F value held
$2M
visible holders
Holders
4
filers reporting
Concentration
48.50%
Mariner, LLC #1
top holder share
AI Holders Summary · Q2 2026

4 institutions reported WEED in Q2 2026. Mariner, LLC leads at 48.5% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Mariner, LLC
CIK 0001373442
$1M48K0.00%Q2 2026
02
NANO CAP NEW MILLENNIUM GROWTH FUND L P
CIK 0001277890
$840K38K0.65%Q2 2026
03
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$275K18K0.00%Q1 2026
04
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025