Ken Griffin
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Ken Griffin’s ProShares UltraShort Bitcoin ETF SBIT Stock Holding History

Ken Griffin’s Portfolio SBIT Stock Details SBIT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.45M Sell
43,034
-6,822
-14% -$357K ﹤0.01% 5666
2025
Q4 		$2.19M Buy
+49,856
New +$1.83M ﹤0.01% 5734
2025
Q3 		– Sell
-52,745
Closed -$1.58M – 14368
2025
Q2 		$1.83M Buy
+52,745
New +$2.32M ﹤0.01% 5869
2025
Q1 		– Sell
-3,631
Closed -$204K – 15755
2024
Q4 		$214K Buy
+3,631
New +$348K ﹤0.01% 10318
2024
Q3 		– Sell
-3,737
Closed -$723K – 15431
2024
Q2 		$863K Buy
+3,737
New +$780K ﹤0.01% 6887

Other funds holding SBIT

Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
Group One Trading
Group One Trading Chicago, Illinois $52.2B AUM 104.56% 1-Year Est. Return
RAM
Revere Asset Management Dallas, Texas $195M AUM 80.44% 1-Year Est. Return
Simplex Trading
Simplex Trading Chicago, Illinois $171B AUM 85% 1-Year Est. Return
SG
StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return
FTUS
Flow Traders U.S. New York $3.16B AUM 19.52% 1-Year Est. Return
HF
HRT Financial New York $40.1B AUM 58.22% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $419B AUM 72.04% 1-Year Est. Return
Belvedere Trading
Belvedere Trading Chicago, Illinois $87.6B AUM 131.08% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return

Ken Griffin's SBIT Position: Q1 2026 in Review

Ken Griffin reduced its ProShares UltraShort Bitcoin ETF (SBIT) stake by 14% in Q1 2026, selling an estimated $357K and leaving 43,034 shares worth $2.45M. The position accounts for ﹤0.01% of the portfolio, ranked #5666.

Ken Griffin first reported a position in SBIT in Q2 2024 and has held it in 5 quarters since. 12 funds tracked by Wall St. Rank hold SBIT as of Q1 2026.

  • Ken Griffin held 43,034 shares of ProShares UltraShort Bitcoin ETF worth $2.45M as of Q1 2026.
  • Ken Griffin sold 6,822 ProShares UltraShort Bitcoin ETF shares in Q1 2026, an estimated $357K.
  • ProShares UltraShort Bitcoin ETF made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #5666 holding.
  • Ken Griffin first reported a position in ProShares UltraShort Bitcoin ETF in Q2 2024 and has held it in 5 quarters since.
  • 12 funds tracked by Wall St. Rank held ProShares UltraShort Bitcoin ETF as of Q1 2026.

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