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
Q2 		$1.37M Sell
19,700
-1,300
-6% -$65.3K ﹤0.01% 5869
2026
Q1 		$1.2M Sell
21,000
-235,200
-92% -$12.3M ﹤0.01% 6127
2025
Q4 		$11.3M Buy
+256,200
New +$9.42M ﹤0.01% 2183

Other funds holding SBIT

Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
FTUS
Flow Traders U.S. New York $2.43B AUM 44.44% 1-Year Est. Return
JF
Jump Financial Chicago, Illinois $12.4B AUM 62.79% 1-Year Est. Return
Simplex Trading
Simplex Trading Chicago, Illinois $171B AUM 85% 1-Year Est. Return
SRL
Scientech Research LLC Jersey City, New Jersey $123M AUM 198.31% 1-Year Est. Return
PF
Prosperitas Financial Valencia, California $312M AUM 34.44% 1-Year Est. Return
SG
StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return
Group One Trading
Group One Trading Chicago, Illinois $71.1B AUM 128.96% 1-Year Est. Return
CWM
CCG Wealth Management San Diego, California $431M AUM 29.14% 1-Year Est. Return

Jane Street's SBIT Position: Q2 2026 in Review

Jane Street opened a new position in ProShares UltraShort Bitcoin ETF (SBIT) in Q2 2026: 15,106 shares worth $1.05M. The stake represents ﹤0.01% of the portfolio and ranks #6441 among its holdings. This is a return to the name: Jane Street previously reported a position in SBIT as recently as Q4 2025.

Jane Street first reported a position in SBIT in Q2 2024 and has held it in 8 quarters since. The position peaked at $2.73M in Q4 2025. 15 funds tracked by Wall St. Rank hold SBIT as of Q2 2026.

  • Jane Street held 15,106 shares of ProShares UltraShort Bitcoin ETF worth $1.05M as of Q2 2026.
  • ProShares UltraShort Bitcoin ETF was a new Jane Street position in Q2 2026.
  • ProShares UltraShort Bitcoin ETF made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #6441 holding.
  • Jane Street first reported a position in ProShares UltraShort Bitcoin ETF in Q2 2024 and has held it in 8 quarters since.
  • Jane Street's ProShares UltraShort Bitcoin ETF position peaked at $2.73M in Q4 2025.
  • 15 funds tracked by Wall St. Rank held ProShares UltraShort Bitcoin ETF as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.