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 Q2	$288K	Buy	+16,800	New	+$320K	﹤0.01%	2786
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

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

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

GTS Securities Miami, Florida $4.75B AUM 41.97% 1-Year Est. Return

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

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

Squarepoint New York $90.5B AUM 33.95% 1-Year Est. Return

Flow Traders U.S. New York $2.43B AUM 44.44% 1-Year Est. Return

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

HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return

Gables Capital Management Miami, Florida $277M AUM 41.87% 1-Year Est. Return

Jim Simons's DXD Position: Q2 2026 in Review

Jim Simons opened a new position in ProShares UltraShort Dow 30 (DXD) in Q2 2026: 16,800 shares worth $288K. The stake represents ﹤0.01% of the portfolio and ranks #2786 among its holdings. This is a return to the name: Jim Simons previously reported a position in DXD as recently as Q4 2025.

Jim Simons first reported a position in DXD in Q4 2018 and has held it in 9 quarters since. The position peaked at $1.52M in Q1 2024. 21 funds tracked by Wall St. Rank hold DXD as of Q2 2026.

Jim Simons held 16,800 shares of ProShares UltraShort Dow 30 worth $288K as of Q2 2026.
ProShares UltraShort Dow 30 was a new Jim Simons position in Q2 2026.
ProShares UltraShort Dow 30 made up ﹤0.01% of Jim Simons's portfolio in Q2 2026, its #2786 holding.
Jim Simons first reported a position in ProShares UltraShort Dow 30 in Q4 2018 and has held it in 9 quarters since.
Jim Simons's ProShares UltraShort Dow 30 position peaked at $1.52M in Q1 2024.
21 funds tracked by Wall St. Rank held ProShares UltraShort Dow 30 as of Q2 2026.

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