DOSSIER · 13F Holders · Q3 2026
WEED

ROUNDHILL CANNABIS ETF

3 institutions still hold ROUNDHILL CANNABIS ETF as of Q3 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 53656F128·3 13F holders·last filed Sep 30, 2026
Market cap
—
13F value held
$2M
visible holders
Holders
3
filers reporting
Concentration
53.67%
Mariner, LLC #1
top holder share
AI Holders Summary · Q3 2026

3 institutions reported WEED in Q3 2026. Mariner, LLC leads at 53.7% 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%Q3 2026
02
NANO CAP NEW MILLENNIUM GROWTH FUND L P
CIK 0001277890
$869K41K0.62%Q3 2026
03
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00—Q2 2025