Jane Street’s ProShares Ultra 7-10 Year Treasury UST Stock Holding History

Jane Street’s Portfolio UST Stock Details UST Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-10,456	Closed	-$453K	–	11838
2025 Q2	$453K	Sell	10,456 -2,645	-20%	-$113K	﹤0.01%	7113
2025 Q1	$564K	Sell	13,101 -14,961	-53%	-$623K	﹤0.01%	6639
2024 Q4	$1.15M	Buy	28,062 +11,676	+71%	+$500K	﹤0.01%	5107
2024 Q3	$753K	Buy	+16,386	New	+$737K	﹤0.01%	6459
2024 Q2	–	Sell	-17,497	Closed	-$755K	–	10231
2024 Q1	$755K	Buy	17,497 +11,444	+189%	+$501K	﹤0.01%	5930
2023 Q4	$276K	Buy	+6,053	New	+$255K	﹤0.01%	7727
2023 Q3	–	Sell	-38,258	Closed	-$1.77M	–	9443
2023 Q2	$1.77M	Sell	38,258 -14,667	-28%	-$715K	﹤0.01%	4345
2023 Q1	$2.63M	Buy	52,925 +28,449	+116%	+$1.39M	﹤0.01%	3369
2022 Q4	$1.15M	Sell	24,476 -6,669	-21%	-$317K	﹤0.01%	4753
2022 Q3	$1.47M	Buy	+31,145	New	+$1.66M	﹤0.01%	4725
2022 Q2	–	Sell	-17,925	Closed	-$1.06M	–	10958
2022 Q1	$1.06M	Sell	17,925 -23,277	-56%	-$1.47M	﹤0.01%	6014
2021 Q4	$2.79M	Buy	41,202 +7,446	+22%	+$506K	﹤0.01%	3813
2021 Q3	$2.3M	Buy	33,756 +26,348	+356%	+$1.85M	﹤0.01%	4199
2021 Q2	$506K	Sell	7,408 -3,799	-34%	-$255K	﹤0.01%	7216
2021 Q1	$732K	Sell	11,207 -72,679	-87%	-$5.06M	﹤0.01%	6073
2020 Q4	$6.18M	Buy	83,886 +49,614	+145%	+$3.68M	﹤0.01%	1878
2020 Q3	$2.6M	Buy	34,272 +7,437	+28%	+$566K	﹤0.01%	2641
2020 Q2	$2.03M	Sell	26,835 -47,580	-64%	-$3.59M	﹤0.01%	3043
2020 Q1	$5.6M	Buy	74,415 +52,385	+238%	+$3.56M	0.01%	1100
2019 Q4	$1.37M	Sell	22,030 -291,682	-93%	-$18.6M	﹤0.01%	2372
2019 Q3	$20.3M	Buy	313,712 +68,109	+28%	+$4.35M	0.03%	354
2019 Q2	$15.2M	Buy	245,603 +137,025	+126%	+$8.08M	0.03%	464
2019 Q1	$6.32M	Buy	108,578 +67,072	+162%	+$3.77M	0.01%	969
2018 Q4	$2.32M	Sell	41,506 -438,460	-91%	-$23.2M	﹤0.01%	1574
2018 Q3	$25.2M	Buy	479,966 +472,952	+6,743%	+$25.4M	0.05%	275
2018 Q2	$379K	Sell	7,014 -29,088	-81%	-$1.55M	﹤0.01%	3891
2018 Q1	$1.98M	Buy	36,102 +4,231	+13%	+$231K	0.01%	1866
2017 Q4	$1.83M	Sell	31,871 -119,051	-79%	-$6.89M	0.01%	1682
2017 Q3	$8.77M	Buy	150,922 +120,920	+403%	+$7.13M	0.03%	575
2017 Q2	$1.75M	Sell	30,002 -3,137	-9%	-$183K	0.01%	1624
2017 Q1	$1.89M	Sell	33,139 -45,330	-58%	-$2.55M	0.01%	1425
2016 Q4	$4.4M	Buy	78,469 +13,044	+20%	+$766K	0.02%	753
2016 Q3	$4.15M	Buy	65,425 +27,421	+72%	+$1.75M	0.02%	696
2016 Q2	$2.45M	Buy	38,004 +21,933	+136%	+$1.36M	0.01%	1087
2016 Q1	$985K	Sell	16,071 -42,184	-72%	-$2.53M	0.01%	1862
2015 Q4	$3.27M	Sell	58,255 -8,674	-13%	-$494K	0.02%	711
2015 Q3	$3.89M	Buy	66,929 +30,302	+83%	+$1.7M	0.02%	558
2015 Q2	$2.01M	Buy	36,627 +28,222	+336%	+$1.59M	0.01%	1001
2015 Q1	$488K	Sell	8,405 -4,247	-34%	-$245K	﹤0.01%	2080
2014 Q4	$702K	Buy	+12,652	New	+$698K	0.01%	1271
2014 Q3	–	Sell	-8,274	Closed	-$445K	–	3085
2014 Q2	$445K	Sell	8,274 -3,529	-30%	-$187K	0.01%	1511
2014 Q1	$609K	Buy	11,803 +2,126	+22%	+$110K	0.01%	1391
2013 Q4	$480K	Buy	+9,677	New	+$499K	0.01%	1265

Other funds holding UST

RFM

Royal Fund Management Lady Lake, Florida $1.05B AUM 26.61% 1-Year Est. Return

VFA

Valeo Financial Advisors Carmel, Indiana $4.74B AUM 27.69% 1-Year Est. Return

FTUS

Flow Traders U.S. New York $3.16B AUM 19.52% 1-Year Est. Return

EWP

Elevation Wealth Partners Santa Rosa, California $334M AUM 26.48% 1-Year Est. Return

Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return

MCM

MAI Capital Management Independence, Ohio $17.7B AUM 18.87% 1-Year Est. Return

Carson Wealth (CWM LLC) Omaha, Nebraska $38.1B AUM 19.66% 1-Year Est. Return

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

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Jane Street's UST Position: Q3 2025 in Review

Jane Street sold out of ProShares Ultra 7-10 Year Treasury (UST) in Q3 2025, closing a stake of 10,456 shares — an estimated $453K sold.

Jane Street first reported a position in UST in Q4 2013 and held it in 43 quarters. The position peaked at $25.2M in Q3 2018. 9 funds tracked by Wall St. Rank hold UST as of Q3 2025.

Jane Street reported no remaining ProShares Ultra 7-10 Year Treasury position as of Q3 2025 after selling out during the quarter.
Jane Street sold 10,456 ProShares Ultra 7-10 Year Treasury shares in Q3 2025, an estimated $453K.
Jane Street first reported a position in ProShares Ultra 7-10 Year Treasury in Q4 2013 and held it in 43 quarters.
Jane Street's ProShares Ultra 7-10 Year Treasury position peaked at $25.2M in Q3 2018.
9 funds tracked by Wall St. Rank held ProShares Ultra 7-10 Year Treasury as of Q3 2025.

Based on Jane Street's 13F filing for Q3 2025, filed 14 Nov 2025.