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	–	Sell	-62,242	Closed	-$3.25M	–	13229
2025 Q4	$2.73M	Buy	62,242 +30,825	+98%	+$1.13M	﹤0.01%	4210
2025 Q3	$912K	Buy	31,417 +13,443	+75%	+$402K	﹤0.01%	6498
2025 Q2	$622K	Buy	17,974 +12,064	+204%	+$531K	﹤0.01%	6524
2025 Q1	$387K	Sell	5,910 -5,853	-50%	-$329K	﹤0.01%	7349
2024 Q4	$695K	Buy	11,763 +7,761	+194%	+$745K	﹤0.01%	6082
2024 Q3	$638K	Sell	4,002 -3,895	-49%	-$754K	﹤0.01%	6758
2024 Q2	$1.82M	Buy	+7,897	New	+$1.65M	﹤0.01%	4646

Other funds holding SBIT

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

Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

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 Chicago, Illinois $149B AUM 62.07% 1-Year Est. Return

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

HRT Financial New York $40.1B AUM 58.22% 1-Year Est. Return

IMC Chicago Chicago, Illinois $278B AUM 44.93% 1-Year Est. Return

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.