Jane Street
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Jane Street’s ProShares UltraShort Bitcoin ETF SBIT Stock Holding History

Jane Street’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 		$2.16M Sell
38,000
-189,200
-83% -$9.89M ﹤0.01% 4934
2025
Q4 		$9.98M Buy
227,200
+212,900
+1,489% +$7.83M ﹤0.01% 2320
2025
Q3 		$415K Buy
+14,300
New +$428K ﹤0.01% 8242

Other funds holding SBIT

Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 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 $149B AUM 62.07% 1-Year Est. Return
SG
StoneX Group New York $1.86B AUM 21.3% 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 $278B AUM 44.93% 1-Year Est. Return
Belvedere Trading
Belvedere Trading Chicago, Illinois $84.4B AUM 52.68% 1-Year Est. Return

Jane Street's SBIT Position: Q1 2026 in Review

Jane Street sold out of ProShares UltraShort Bitcoin ETF (SBIT) in Q1 2026, closing a stake of 62,242 shares — an estimated $3.25M sold.

Jane Street first reported a position in SBIT in Q2 2024 and held it in 7 quarters. The position peaked at $2.73M in Q4 2025. 12 funds tracked by Wall St. Rank hold SBIT as of Q1 2026.

  • Jane Street reported no remaining ProShares UltraShort Bitcoin ETF position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 62,242 ProShares UltraShort Bitcoin ETF shares in Q1 2026, an estimated $3.25M.
  • Jane Street first reported a position in ProShares UltraShort Bitcoin ETF in Q2 2024 and held it in 7 quarters.
  • Jane Street's ProShares UltraShort Bitcoin ETF position peaked at $2.73M in Q4 2025.
  • 12 funds tracked by Wall St. Rank held ProShares UltraShort Bitcoin ETF as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.