Mariner’s Defiance Daily Target 2x Long MSTR ETF MSTX Stock Holding History

Mariner’s Portfolio MSTX Stock Details MSTX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$280K	Buy	37,662 +16,000	+74%	+$402K	﹤0.01%	2896
2026 Q1	$423K	Buy	21,662 +13,028	+151%	+$391K	﹤0.01%	2604
2025 Q4	$332K	Buy	8,634 +4,575	+113%	+$497K	﹤0.01%	2753
2025 Q3	$868K	Buy	4,059 +241	+6%	+$76.1K	﹤0.01%	2020
2025 Q2	$1.54M	Buy	3,818 +88	+2%	+$31.3K	﹤0.01%	1502
2025 Q1	$962K	Buy	3,730 +2,800	+301%	+$1.06M	﹤0.01%	1714
2024 Q4	$327K	Sell	930 -547	-37%	-$387K	﹤0.01%	2548
2024 Q3	$428K	Buy	+1,477	New	+$318K	﹤0.01%	2265

Other funds holding MSTX

StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Optiver Holding Amsterdam, Netherlands $371B AUM 64.6% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

OMC

Old Mission Capital Chicago, Illinois $6.31B AUM 20.77% 1-Year Est. Return

Jump Financial Chicago, Illinois $12.4B AUM 62.79% 1-Year Est. Return

Group One Trading Chicago, Illinois $71.1B AUM 128.96% 1-Year Est. Return

HighTower Advisors Chicago, Illinois $104B AUM 28.3% 1-Year Est. Return

Mariner's MSTX Position: Q2 2026 in Review

Mariner increased its Defiance Daily Target 2x Long MSTR ETF (MSTX) stake by 74% in Q2 2026, buying an estimated $402K and bringing the position to 37,662 shares worth $280K. The position accounts for ﹤0.01% of the portfolio, ranked #2896.

Mariner first reported a position in MSTX in Q3 2024 and has held it in 8 quarters since. The position peaked at $1.54M in Q2 2025. 22 funds tracked by Wall St. Rank hold MSTX as of Q2 2026.

Mariner held 37,662 shares of Defiance Daily Target 2x Long MSTR ETF worth $280K as of Q2 2026.
Mariner bought 16,000 Defiance Daily Target 2x Long MSTR ETF shares in Q2 2026, an estimated $402K.
Defiance Daily Target 2x Long MSTR ETF made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #2896 holding.
Mariner first reported a position in Defiance Daily Target 2x Long MSTR ETF in Q3 2024 and has held it in 8 quarters since.
Mariner's Defiance Daily Target 2x Long MSTR ETF position peaked at $1.54M in Q2 2025.
22 funds tracked by Wall St. Rank held Defiance Daily Target 2x Long MSTR ETF as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.