13F Insight
DOSSIER · 13F Holders · Q2 2026
MSTX

Defiance Daily Target 2X Long MSTR ETF

27 institutions still hold Defiance Daily Target 2X Long MSTR ETF as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 88636W221·27 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$38M
visible holders
Holders
27
filers reporting
Concentration
55.29%
SUSQUEHANNA INTERNATIONAL GROUP, LLP #1
top holder share
AI Holders Summary · Q2 2026

27 institutions reported MSTX in Q2 2026. SUSQUEHANNA INTERNATIONAL GROUP, LLP leads at 55.3% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$21M2.8M0.00%Q2 202602
CITADEL ADVISORS LLC
CIK 0001423053
$6M847K0.00%Q2 202603
StoneX Group Inc.
CIK 0000913760
$3M192K0.12%Q2 202604
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$3M147K0.00%Q1 202605
UBS Group AG
CIK 0001610520
$2M204K0.00%Q2 202606
FLOW TRADERS U.S. LLC
CIK 0001466697· Market maker
$779K40K0.02%Q1 202607
Optiver Holding B.V.
CIK 0001859606· Market maker
$395K53K0.00%Q2 202608
Belvedere Trading LLC
CIK 0001632341
$340K65K0.00%Q2 202609
GOLDMAN SACHS GROUP INC
CIK 0000886982
$298K40K0.00%Q2 202610
OLD MISSION CAPITAL LLC
CIK 0001455915
$285K38K0.00%Q2 202611
Mariner, LLC
CIK 0001373442
$280K38K0.00%Q2 202612
K2 PRINCIPAL FUND, L.P.
CIK 0001461790
$186K25K0.01%Q2 202613
Jump Financial, LLC
CIK 0001831577
$166K22K0.00%Q2 202614
GROUP ONE TRADING LLC
CIK 0000932540
$166K22K0.00%Q2 202615
HighTower Advisors, LLC
CIK 0001462245
$147K20K0.00%Q2 202616
Concurrent Investment Advisors, LLC
CIK 0002001015
$113K15K0.00%Q2 202617
Parallel Advisors, LLC
CIK 0001690010
$35K5K0.00%Q2 202618
MORGAN STANLEY
CIK 0000895421
$22K3K0.00%Q2 202619
Colonial Trust Advisors
CIK 0001567993
$7K1K0.00%Q2 202620
SIMPLEX TRADING, LLC
CIK 0001488542
$5K6910.00%Q2 2026
Page 1 of 2
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Insiders at Defiance Daily Target 2X Long MSTR ETF
Pauls Matthew →Greenleaf Peter →Parsley Edwin L. →Ramsay David A →Hood Shana →Culley Brian M →Roberts Brandi →Dittrich Howard →