Jane Street’s ProShares Trust UltraShort Lehman 20+ Year Treasury TBT Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$2.45M Buy
69,842
+30,340
+77% +$1.04M ﹤0.01% 4706
2025
Q4
$1.38M Sell
39,502
-17,903
-31% -$601K ﹤0.01% 5489
2025
Q3
$1.94M Sell
57,405
-41,570
-42% -$1.48M ﹤0.01% 5002
2025
Q2
$3.47M Sell
98,975
-209,486
-68% -$7.59M ﹤0.01% 3532
2025
Q1
$10.4M Sell
308,461
-67,891
-18% -$2.4M ﹤0.01% 1949
2024
Q4
$13.8M Buy
376,352
+18,201
+5% +$613K ﹤0.01% 1598
2024
Q3
$10.7M Buy
358,151
+91,368
+34% +$2.85M ﹤0.01% 1845
2024
Q2
$9.19M Buy
266,783
+13,041
+5% +$462K ﹤0.01% 2143
2024
Q1
$8.36M Sell
253,742
-257,066
-50% -$8.53M ﹤0.01% 2001
2023
Q4
$15.4M Sell
510,808
-4,625,918
-90% -$174M ﹤0.01% 1508
2023
Q3
$201M Buy
5,136,726
+1,241,645
+32% +$41.9M 0.07% 162
2023
Q2
$115M Buy
3,895,081
+3,632,159
+1,381% +$106M 0.04% 294
2023
Q1
$7.35M Sell
262,922
-691,229
-72% -$20.3M ﹤0.01% 1959
2022
Q4
$31M Buy
954,151
+701,601
+278% +$22.8M 0.01% 738
2022
Q3
$8.03M Sell
252,550
-191,248
-43% -$5.14M ﹤0.01% 1954
2022
Q2
$11.6M Buy
443,798
+411,258
+1,264% +$10.5M ﹤0.01% 1570
2022
Q1
$667K Sell
32,540
-541,525
-94% -$10.4M ﹤0.01% 6946
2021
Q4
$9.7M Buy
574,065
+547,534
+2,064% +$9.5M ﹤0.01% 1919
2021
Q3
$487K Sell
26,531
-283,450
-91% -$4.97M ﹤0.01% 7326
2021
Q2
$5.84M Buy
309,981
+100,550
+48% +$2.05M ﹤0.01% 2404
2021
Q1
$4.55M Buy
209,431
+171,512
+452% +$3.32M ﹤0.01% 2544
2020
Q4
$623K Sell
37,919
-96,849
-72% -$1.59M ﹤0.01% 5416
2020
Q3
$2.12M Buy
134,768
+44,331
+49% +$681K ﹤0.01% 2946
2020
Q2
$1.44M Buy
+90,437
New +$1.45M ﹤0.01% 3530
2020
Q1
Sell
-326,655
Closed -$7.07M 5961
2019
Q4
$8.67M Buy
326,655
+8,299
+3% +$212K 0.01% 725
2019
Q3
$7.75M Buy
318,356
+295,955
+1,321% +$7.79M 0.01% 721
2019
Q2
$648K Buy
+22,401
New +$715K ﹤0.01% 3256
2019
Q1
Sell
-19,256
Closed -$674K 5627
2018
Q4
$676K Buy
+19,256
New +$753K ﹤0.01% 3088
2018
Q3
Sell
-12,281
Closed -$451K 5692
2018
Q2
$442K Buy
+12,281
New +$459K ﹤0.01% 3715
2018
Q1
Sell
-78,531
Closed -$2.92M 5377
2017
Q4
$2.65M Buy
+78,531
New +$2.74M 0.01% 1325
2017
Q3
Sell
-100,349
Closed -$3.54M 5048
2017
Q2
$3.6M Sell
100,349
-110,075
-52% -$4.08M 0.01% 994
2017
Q1
$8.23M Buy
210,424
+148,850
+242% +$5.94M 0.04% 456
2016
Q4
$2.51M Sell
61,574
-120,592
-66% -$4.55M 0.01% 1125
2016
Q3
$5.76M Buy
182,166
+34,925
+24% +$1.09M 0.03% 533
2016
Q2
$4.67M Buy
+147,241
New +$5.25M 0.02% 660
2016
Q1
Sell
-413,274
Closed -$16M 4624
2015
Q4
$18.2M Buy
413,274
+399,890
+2,988% +$17.6M 0.11% 159
2015
Q3
$580K Sell
13,384
-80,029
-86% -$3.67M ﹤0.01% 2156
2015
Q2
$4.65M Sell
93,413
-7,047
-7% -$330K 0.03% 507
2015
Q1
$4.21M Sell
100,460
-324,949
-76% -$13.9M 0.03% 482
2014
Q4
$19.7M Buy
425,409
+400,736
+1,624% +$20.4M 0.15% 104
2014
Q3
$1.39M Sell
24,673
-21,862
-47% -$1.27M 0.01% 757
2014
Q2
$2.83M Sell
46,535
-282,220
-86% -$18M 0.04% 409
2014
Q1
$22.2M Buy
+328,755
New +$23.5M 0.25% 61
2013
Q4
Sell
-57,350
Closed -$4.38M 2878
2013
Q3
$4.32M Buy
57,350
+38,450
+203% +$2.97M 0.05% 276
2013
Q2
$1.37M Buy
+18,900
New +$1.23M 0.02% 664

Other funds holding TBT

Jane Street's TBT Position: Q1 2026 in Review

Jane Street increased its ProShares Trust UltraShort Lehman 20+ Year Treasury (TBT) stake by 77% in Q1 2026, buying an estimated $1.04M and bringing the position to 69,842 shares worth $2.45M. The position accounts for ﹤0.01% of the portfolio, ranked #4706.

Jane Street first reported a position in TBT in Q2 2013 and has held it in 45 quarters since. The position peaked at $201M in Q3 2023. 50 funds tracked by Wall St. Rank hold TBT as of Q1 2026.

  • Jane Street held 69,842 shares of ProShares Trust UltraShort Lehman 20+ Year Treasury worth $2.45M as of Q1 2026.
  • Jane Street bought 30,340 ProShares Trust UltraShort Lehman 20+ Year Treasury shares in Q1 2026, an estimated $1.04M.
  • ProShares Trust UltraShort Lehman 20+ Year Treasury made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #4706 holding.
  • Jane Street first reported a position in ProShares Trust UltraShort Lehman 20+ Year Treasury in Q2 2013 and has held it in 45 quarters since.
  • Jane Street's ProShares Trust UltraShort Lehman 20+ Year Treasury position peaked at $201M in Q3 2023.
  • 50 funds tracked by Wall St. Rank held ProShares Trust UltraShort Lehman 20+ Year Treasury as of Q1 2026.

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