Mariner’s GraniteShares 2x Long PLTR Daily ETF PTIR Stock Holding History

Mariner’s Portfolio PTIR Stock Details PTIR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$281K	Sell	30,000 -500	-2%	-$6.83K	﹤0.01%	2892
2026 Q1	$499K	Buy	30,500 +500	+2%	+$9.53K	﹤0.01%	2497
2025 Q4	$802K	Buy	+30,000	New	+$914K	﹤0.01%	2099

Other funds holding PTIR

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

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

SBI Securities Tokyo, Japan $4.4B AUM 74.26% 1-Year Est. Return

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

Bank of Montreal Toronto, Ontario, Canada $304B AUM 35.64% 1-Year Est. Return

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

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

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

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

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

Mariner's PTIR Position: Q2 2026 in Review

Mariner reduced its GraniteShares 2x Long PLTR Daily ETF (PTIR) stake by 1.6% in Q2 2026, selling an estimated $6.83K and leaving 30,000 shares worth $281K. The position accounts for ﹤0.01% of the portfolio, ranked #2892.

Mariner first reported a position in PTIR in Q4 2025 and has held it in 3 quarters since. The position peaked at $802K in Q4 2025. 23 funds tracked by Wall St. Rank hold PTIR as of Q2 2026.

Mariner held 30,000 shares of GraniteShares 2x Long PLTR Daily ETF worth $281K as of Q2 2026.
Mariner sold 500 GraniteShares 2x Long PLTR Daily ETF shares in Q2 2026, an estimated $6.83K.
GraniteShares 2x Long PLTR Daily ETF made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #2892 holding.
Mariner first reported a position in GraniteShares 2x Long PLTR Daily ETF in Q4 2025 and has held it in 3 quarters since.
Mariner's GraniteShares 2x Long PLTR Daily ETF position peaked at $802K in Q4 2025.
23 funds tracked by Wall St. Rank held GraniteShares 2x Long PLTR Daily ETF as of Q2 2026.

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