Ken Griffin
UPSX

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 		– Sell
-12,480
Closed -$618K – 14723
2025
Q4 		$618K Buy
12,480
+6,580
+112% +$396K ﹤0.01% 8523
2025
Q3 		$463K Buy
+5,900
New +$995K ﹤0.01% 9323

Other funds holding UPSX

Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
Optiver Holding
Optiver Holding Amsterdam, Netherlands $289B AUM 33.63% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Citigroup
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.