Jane Street’s ProShares Trust UltraShort Lehman 7-10 Year Treasury PST Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$683K Buy
+30,368
New +$673K ﹤0.01% 7321
2025
Q3
Sell
-35,341
Closed -$798K 11557
2025
Q2
$798K Buy
35,341
+21,499
+155% +$499K ﹤0.01% 6030
2025
Q1
$317K Sell
13,842
-24,027
-63% -$572K ﹤0.01% 7706
2024
Q4
$908K Sell
37,869
-26,949
-42% -$630K ﹤0.01% 5575
2024
Q3
$1.41M Buy
64,818
+36,676
+130% +$820K ﹤0.01% 5195
2024
Q2
$668K Sell
28,142
-105,415
-79% -$2.55M ﹤0.01% 6549
2024
Q1
$3.1M Sell
133,557
-344,452
-72% -$7.96M ﹤0.01% 3350
2023
Q4
$10.6M Sell
478,009
-157,194
-25% -$3.82M ﹤0.01% 1883
2023
Q3
$15.7M Buy
635,203
+380,311
+149% +$8.86M 0.01% 1319
2023
Q2
$5.64M Buy
254,892
+9,919
+4% +$212K ﹤0.01% 2572
2023
Q1
$5.13M Sell
244,973
-42,655
-15% -$919K ﹤0.01% 2411
2022
Q4
$6.41M Sell
287,628
-101,790
-26% -$2.26M ﹤0.01% 2156
2022
Q3
$8.67M Sell
389,418
-174,539
-31% -$3.49M ﹤0.01% 1845
2022
Q2
$11.1M Buy
563,957
+489,524
+658% +$9.69M ﹤0.01% 1617
2022
Q1
$1.36M Sell
74,433
-65,816
-47% -$1.13M ﹤0.01% 5489
2021
Q4
$2.25M Buy
140,249
+101,380
+261% +$1.65M ﹤0.01% 4238
2021
Q3
$633K Sell
38,869
-36,710
-49% -$583K ﹤0.01% 6836
2021
Q2
$1.24M Buy
75,579
+32,263
+74% +$540K ﹤0.01% 5355
2021
Q1
$749K Sell
43,316
-25,679
-37% -$419K ﹤0.01% 6033
2020
Q4
$1.07M Buy
68,995
+22,074
+47% +$341K ﹤0.01% 4553
2020
Q3
$710K Buy
46,921
+13,709
+41% +$208K ﹤0.01% 4638
2020
Q2
$507K Buy
+33,212
New +$513K ﹤0.01% 5066
2020
Q1
Sell
-29,139
Closed -$554K 5833
2019
Q4
$554K Buy
29,139
+16,964
+139% +$318K ﹤0.01% 3572
2019
Q3
$225K Sell
12,175
-84,018
-87% -$1.59M ﹤0.01% 4517
2019
Q2
$1.87M Buy
96,193
+46,625
+94% +$959K ﹤0.01% 1955
2019
Q1
$1.03M Sell
49,568
-59,559
-55% -$1.29M ﹤0.01% 2764
2018
Q4
$2.38M Buy
109,127
+73,757
+209% +$1.71M 0.01% 1554
2018
Q3
$824K Buy
+35,370
New +$812K ﹤0.01% 3008
2018
Q2
Sell
-189,805
Closed -$4.29M 5480
2018
Q1
$4.29M Buy
189,805
+88,917
+88% +$2.02M 0.01% 1090
2017
Q4
$2.17M Buy
100,888
+43,123
+75% +$926K 0.01% 1515
2017
Q3
$1.24M Sell
57,765
-47,939
-45% -$1.01M ﹤0.01% 2073
2017
Q2
$2.27M Buy
105,704
+82,517
+356% +$1.77M 0.01% 1387
2017
Q1
$512K Sell
23,187
-36,166
-61% -$809K ﹤0.01% 2850
2016
Q4
$1.34M Sell
59,353
-40,420
-41% -$876K 0.01% 1713
2016
Q3
$2.01M Buy
99,773
+52,409
+111% +$1.05M 0.01% 1202
2016
Q2
$944K Buy
47,364
+7,506
+19% +$157K ﹤0.01% 2043
2016
Q1
$843K Sell
39,858
-11,265
-22% -$245K ﹤0.01% 2016
2015
Q4
$1.19M Buy
51,123
+19,904
+64% +$460K 0.01% 1570
2015
Q3
$711K Sell
31,219
-5,082
-14% -$120K ﹤0.01% 1935
2015
Q2
$889K Buy
36,301
+26,412
+267% +$634K 0.01% 1686
2015
Q1
$231K Sell
9,889
-68,345
-87% -$1.62M ﹤0.01% 2753
2014
Q4
$1.94M Buy
+78,234
New +$1.98M 0.01% 692
2014
Q3
Sell
-18,895
Closed -$510K 2947
2014
Q2
$510K Buy
18,895
+10,391
+122% +$287K 0.01% 1391
2014
Q1
$242K Buy
+8,504
New +$245K ﹤0.01% 2183
2013
Q4
Sell
-18,721
Closed -$547K 2781
2013
Q3
$547K Sell
18,721
-333,959
-95% -$10M 0.01% 1630
2013
Q2
$10.4M Buy
+352,680
New +$9.71M 0.18% 78

Other funds holding PST

Jane Street's PST Position: Q1 2026 in Review

Jane Street opened a new position in ProShares Trust UltraShort Lehman 7-10 Year Treasury (PST) in Q1 2026: 30,368 shares worth $683K. The stake represents ﹤0.01% of the portfolio and ranks #7321 among its holdings. This is a return to the name: Jane Street previously reported a position in PST as recently as Q2 2025.

Jane Street first reported a position in PST in Q2 2013 and has held it in 46 quarters since. The position peaked at $15.7M in Q3 2023. 9 funds tracked by Wall St. Rank hold PST as of Q1 2026.

  • Jane Street held 30,368 shares of ProShares Trust UltraShort Lehman 7-10 Year Treasury worth $683K as of Q1 2026.
  • ProShares Trust UltraShort Lehman 7-10 Year Treasury was a new Jane Street position in Q1 2026.
  • ProShares Trust UltraShort Lehman 7-10 Year Treasury made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #7321 holding.
  • Jane Street first reported a position in ProShares Trust UltraShort Lehman 7-10 Year Treasury in Q2 2013 and has held it in 46 quarters since.
  • Jane Street's ProShares Trust UltraShort Lehman 7-10 Year Treasury position peaked at $15.7M in Q3 2023.
  • 9 funds tracked by Wall St. Rank held ProShares Trust UltraShort Lehman 7-10 Year Treasury as of Q1 2026.

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