Citadel Advisors’s ProShares Trust UltraShort Lehman 7-10 Year Treasury PST Stock Holding History

Citadel Advisors’s Portfolio PST Stock Details PST Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-900	Closed	-$20.6K	–	14566
2025 Q1	$20.6K	Buy	900 +400	+80%	+$9.52K	﹤0.01%	13122
2024 Q4	$12K	Sell	500 -700	-58%	-$16.4K	﹤0.01%	13518
2024 Q3	$26K	Buy	1,200 +1,000	+500%	+$22.4K	﹤0.01%	12565
2024 Q2	$4.75K	Sell	200 -100	-33%	-$2.42K	﹤0.01%	13459
2024 Q1	$6.96K	Sell	300 -1,000	-77%	-$23.1K	﹤0.01%	13641
2023 Q4	$28.8K	Buy	1,300 +1,100	+550%	+$26.7K	﹤0.01%	12303
2023 Q3	$4.94K	Sell	200 -100	-33%	-$2.33K	﹤0.01%	13435
2023 Q2	$6.64K	Sell	300 -4,900	-94%	-$105K	﹤0.01%	13411
2023 Q1	$109K	Sell	5,200 -4,000	-43%	-$86.2K	﹤0.01%	11130
2022 Q4	$205K	Buy	+9,200	New	+$204K	﹤0.01%	10095

Other funds holding PST

Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

Cumberland Advisors Sarasota, Florida $284M AUM 27.11% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

GTS Securities Miami, Florida $4.75B AUM 41.97% 1-Year Est. Return

Simplex Trading Chicago, Illinois $171B AUM 85% 1-Year Est. Return

Group One Trading Chicago, Illinois $71.1B AUM 128.96% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Citadel Advisors's PST Position: Q2 2026 in Review

Citadel Advisors reduced its ProShares Trust UltraShort Lehman 7-10 Year Treasury (PST) stake by 13% in Q2 2026, selling an estimated $105K and leaving 32,236 shares worth $734K. The position accounts for ﹤0.01% of the portfolio, ranked #8955.

Citadel Advisors first reported a position in PST in Q1 2014 and has held it in 34 quarters since. The position peaked at $1.43M in Q3 2015. 9 funds tracked by Wall St. Rank hold PST as of Q2 2026.

Citadel Advisors held 32,236 shares of ProShares Trust UltraShort Lehman 7-10 Year Treasury worth $734K as of Q2 2026.
Citadel Advisors sold 4,627 ProShares Trust UltraShort Lehman 7-10 Year Treasury shares in Q2 2026, an estimated $105K.
ProShares Trust UltraShort Lehman 7-10 Year Treasury made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #8955 holding.
Citadel Advisors first reported a position in ProShares Trust UltraShort Lehman 7-10 Year Treasury in Q1 2014 and has held it in 34 quarters since.
Citadel Advisors's ProShares Trust UltraShort Lehman 7-10 Year Treasury position peaked at $1.43M in Q3 2015.
9 funds tracked by Wall St. Rank held ProShares Trust UltraShort Lehman 7-10 Year Treasury as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.