Mariner’s ProShares Ultra Semiconductors USD Stock Holding History

Mariner’s Portfolio USD Stock Details USD Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q3	$616K	Sell	6,396 -8,698,072	-100%	-$763M	﹤0.01%	2295
2026 Q2	$9.11M	Sell	8,704,468 -3,657,448	-30%	-$318M	0.01%	776
2026 Q1	$12.7M	Sell	12,361,916 -2,470,827	-17%	-$135M	0.01%	643
2025 Q4	$15M	Sell	14,832,743 -2,975,549	-17%	-$158M	0.02%	540
2025 Q3	$8.97M	Buy	+17,808,292	New	+$770M	0.01%	679

Other funds holding USD

DQRIM

Dale Q Rice Investment Management Vancouver, Washington $184M AUM 55.8% 1-Year Est. Return

Quadrature Capital London, United Kingdom $16.1B AUM 61.25% 1-Year Est. Return

Dedeker Financial St. Louis Park, Minnesota $176M AUM 129.41% 1-Year Est. Return

William Blair & Company Chicago, Illinois $38.6B AUM 22.09% 1-Year Est. Return

BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return

Avaii Wealth Management Appleton, Wisconsin $348M AUM 25.12% 1-Year Est. Return

Retirement Planning Company of New England Warwick, Rhode Island $263M AUM 26.23% 1-Year Est. Return

HUB Investment Partners Austin, Texas $5.8B AUM 24.38% 1-Year Est. Return

Simplicity Wealth Summit, New Jersey $3.43B AUM 16.22% 1-Year Est. Return

Beaton Management Company Haverhill, Massachusetts $248M AUM 27.34% 1-Year Est. Return

Mariner's USD Position: Q3 2026 in Review

Mariner reduced its ProShares Ultra Semiconductors (USD) stake by 100% in Q3 2026, selling an estimated $763M and leaving 6,396 shares worth $616K. The position accounts for ﹤0.01% of the portfolio, ranked #2295.

Mariner first reported a position in USD in Q3 2025 and has held it in 5 quarters since. The position peaked at $15M in Q4 2025. 73 funds tracked by Wall St. Rank hold USD as of Q3 2026.

Mariner held 6,396 shares of ProShares Ultra Semiconductors worth $616K as of Q3 2026.
Mariner sold 8,698,072 ProShares Ultra Semiconductors shares in Q3 2026, an estimated $763M.
ProShares Ultra Semiconductors made up ﹤0.01% of Mariner's portfolio in Q3 2026, its #2295 holding.
Mariner first reported a position in ProShares Ultra Semiconductors in Q3 2025 and has held it in 5 quarters since.
Mariner's ProShares Ultra Semiconductors position peaked at $15M in Q4 2025.
73 funds tracked by Wall St. Rank held ProShares Ultra Semiconductors as of Q3 2026.

Based on Mariner's 13F filing for Q3 2026, filed 12 Nov 2026.