Jim Simons’s ProShares UltraShort Dow 30 DXD Stock Holding History

Jim Simons’s Portfolio DXD Stock Details DXD Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-31,800	Closed	-$652K	–	3350
2025 Q4	$652K	Sell	31,800 -10,600	-25%	-$226K	﹤0.01%	2472
2025 Q3	$933K	Buy	+42,400	New	+$991K	﹤0.01%	2519
2025 Q1	–	Sell	-14,500	Closed	-$391K	–	3544
2024 Q4	$391K	Buy	14,500 +1,400	+11%	+$36.9K	﹤0.01%	2955
2024 Q3	$359K	Sell	13,100 -16,700	-56%	-$500K	﹤0.01%	2917
2024 Q2	$954K	Sell	29,800 -19,700	-40%	-$643K	﹤0.01%	2350
2024 Q1	$1.52M	Buy	+49,500	New	+$1.62M	﹤0.01%	2212
2023 Q3	–	Sell	-6,200	Closed	-$250K	–	3754
2023 Q2	$250K	Buy	+6,200	New	+$261K	﹤0.01%	3206
2019 Q1	–	Sell	-1,545	Closed	-$273K	–	3495
2018 Q4	$273K	Buy	+1,545	New	+$247K	﹤0.01%	3053

Other funds holding DXD

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

IMC Chicago Chicago, Illinois $419B AUM 72.04% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

TRCT

Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return

MCM

Massar Capital Management Stamford, Connecticut $934M AUM 14.18% 1-Year Est. Return

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

HRT Financial New York $40.1B AUM 58.22% 1-Year Est. Return

Group One Trading Chicago, Illinois $52.2B AUM 104.56% 1-Year Est. Return

Oakworth Capital Birmingham, Alabama $2.1B AUM 24.07% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Jim Simons's DXD Position: Q1 2026 in Review

Jim Simons sold out of ProShares UltraShort Dow 30 (DXD) in Q1 2026, closing a stake of 31,800 shares — an estimated $652K sold.

Jim Simons first reported a position in DXD in Q4 2018 and held it in 8 quarters. The position peaked at $1.52M in Q1 2024. 14 funds tracked by Wall St. Rank hold DXD as of Q1 2026.

Jim Simons reported no remaining ProShares UltraShort Dow 30 position as of Q1 2026 after selling out during the quarter.
Jim Simons sold 31,800 ProShares UltraShort Dow 30 shares in Q1 2026, an estimated $652K.
Jim Simons first reported a position in ProShares UltraShort Dow 30 in Q4 2018 and held it in 8 quarters.
Jim Simons's ProShares UltraShort Dow 30 position peaked at $1.52M in Q1 2024.
14 funds tracked by Wall St. Rank held ProShares UltraShort Dow 30 as of Q1 2026.

Based on Renaissance Technologies's 13F filing for Q1 2026, filed 14 May 2026.