Jane Street’s MAX S&P 500 4x Leveraged ETN SPYU Stock Holding History

Jane Street’s Portfolio SPYU Stock Details SPYU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.01M	Buy	+48,558	New	+$1.27M	﹤0.01%	6477
2025 Q2	–	Sell	-27,602	Closed	-$484K	–	11170
2025 Q1	$484K	Sell	27,602 -81,312	-75%	-$1.84M	﹤0.01%	6923
2024 Q4	$2.54M	Buy	+108,914	New	+$2.71M	﹤0.01%	3705
2024 Q3	–	Sell	-116,768	Closed	-$2.46M	–	10576
2024 Q2	$2.46M	Buy	+116,768	New	+$2.19M	﹤0.01%	4151
2024 Q1	–	Sell	-46,910	Closed	-$679K	–	10234
2023 Q4	$679K	Buy	+46,910	New	+$647K	﹤0.01%	6253

Other funds holding SPYU

MFA

Millington Financial Advisors Naperville, Illinois $237M AUM 22.22% 1-Year Est. Return

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

TRCT

Tower Research Capital (TRC) New York $3.85B AUM 32.11% 1-Year Est. Return

IMC Chicago Chicago, Illinois $419B AUM 72.04% 1-Year Est. Return

TSS

Two Sigma Securities New York $861M AUM 21.33% 1-Year Est. Return

SignatureFD Atlanta, Georgia $7.49B AUM 24.82% 1-Year Est. Return

SSG

Summit Securities Group New York $1.05B AUM 36.17% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Fifth Third Bancorp Cincinnati, Ohio $61.7B AUM 33.76% 1-Year Est. Return

Jane Street's SPYU Position: Q1 2026 in Review

Jane Street opened a new position in MAX S&P 500 4x Leveraged ETN (SPYU) in Q1 2026: 48,558 shares worth $1.01M. The stake represents ﹤0.01% of the portfolio and ranks #6477 among its holdings. This is a return to the name: Jane Street previously reported a position in SPYU as recently as Q1 2025.

Jane Street first reported a position in SPYU in Q4 2023 and has held it in 5 quarters since. The position peaked at $2.54M in Q4 2024. 13 funds tracked by Wall St. Rank hold SPYU as of Q1 2026.

Jane Street held 48,558 shares of MAX S&P 500 4x Leveraged ETN worth $1.01M as of Q1 2026.
MAX S&P 500 4x Leveraged ETN was a new Jane Street position in Q1 2026.
MAX S&P 500 4x Leveraged ETN made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #6477 holding.
Jane Street first reported a position in MAX S&P 500 4x Leveraged ETN in Q4 2023 and has held it in 5 quarters since.
Jane Street's MAX S&P 500 4x Leveraged ETN position peaked at $2.54M in Q4 2024.
13 funds tracked by Wall St. Rank held MAX S&P 500 4x Leveraged ETN as of Q1 2026.

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