Ken Griffin’s Tradr 2X Long UPST Daily ETF UPSX Stock Holding History

Ken Griffin’s Portfolio UPSX Stock Details UPSX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$456K	Buy	32,680 +5,160	+19%	+$164K	﹤0.01%	9524
2025 Q4	$1.36M	Buy	27,520 +23,720	+624%	+$1.43M	﹤0.01%	6732
2025 Q3	$298K	Buy	+3,800	New	+$641K	﹤0.01%	10386

Other funds holding UPSX

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

Optiver Holding Amsterdam, Netherlands $289B AUM 33.63% 1-Year Est. Return

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

Citigroup New York $303B AUM 53.02% 1-Year Est. Return

Ken Griffin's UPSX Position: Q1 2026 in Review

Ken Griffin sold out of Tradr 2X Long UPST Daily ETF (UPSX) in Q1 2026, closing a stake of 12,947 shares — an estimated $410K sold.

Ken Griffin first reported a position in UPSX in Q4 2025 and held it in 1 quarter. The position peaked at $641K in Q4 2025. 4 funds tracked by Wall St. Rank hold UPSX as of Q1 2026.

Ken Griffin reported no remaining Tradr 2X Long UPST Daily ETF position as of Q1 2026 after selling out during the quarter.
Ken Griffin sold 12,947 Tradr 2X Long UPST Daily ETF shares in Q1 2026, an estimated $410K.
Ken Griffin first reported a position in Tradr 2X Long UPST Daily ETF in Q4 2025 and held it in 1 quarter.
Ken Griffin's Tradr 2X Long UPST Daily ETF position peaked at $641K in Q4 2025.
4 funds tracked by Wall St. Rank held Tradr 2X Long UPST Daily ETF as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.