Jane Street
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Jane Street’s ProShares Ultra 20+ Year Treasury UBT Stock Holding History

Jane Street’s Portfolio UBT Stock Details UBT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-114,182
Closed -$1.89M – 13033
2025
Q4 		$1.89M Buy
114,182
+29,529
+35% +$516K ﹤0.01% 4919
2025
Q3 		$1.46M Buy
84,653
+13,728
+19% +$230K ﹤0.01% 5517
2025
Q2 		$1.2M Buy
70,925
+53,521
+308% +$896K ﹤0.01% 5275
2025
Q1 		$316K Buy
17,404
+1,490
+9% +$26.1K ﹤0.01% 7717
2024
Q4 		$269K Sell
15,914
-42,127
-73% -$796K ﹤0.01% 7912
2024
Q3 		$1.24M Buy
+58,041
New +$1.21M ﹤0.01% 5442
2024
Q1 		– Sell
-52,733
Closed -$1.18M – 10104
2023
Q4 		$1.18M Buy
+52,733
New +$1M ﹤0.01% 5261
2023
Q3 		– Sell
-154,771
Closed -$3.85M – 9420
2023
Q2 		$3.85M Buy
+154,771
New +$3.98M ﹤0.01% 3116
2023
Q1 		– Sell
-204,665
Closed -$4.94M – 9962
2022
Q4 		$4.94M Buy
204,665
+171,031
+509% +$4.26M ﹤0.01% 2500
2022
Q3 		$868K Buy
+33,634
New +$1.06M ﹤0.01% 5663
2022
Q2 		– Sell
-106,730
Closed -$4.59M – 10924
2022
Q1 		$4.59M Buy
106,730
+63,655
+148% +$3.02M ﹤0.01% 3166
2021
Q4 		$2.35M Buy
43,075
+13,157
+44% +$714K ﹤0.01% 4160
2021
Q3 		$1.56M Buy
29,918
+14,789
+98% +$814K ﹤0.01% 4999
2021
Q2 		$784K Sell
15,129
-19,594
-56% -$950K ﹤0.01% 6359
2021
Q1 		$1.59M Sell
34,723
-98,841
-74% -$5.17M ﹤0.01% 4473
2020
Q4 		$8.28M Buy
133,564
+74,103
+125% +$4.64M ﹤0.01% 1588
2020
Q3 		$3.94M Buy
59,461
+9,737
+20% +$666K ﹤0.01% 2128
2020
Q2 		$3.32M Sell
49,724
-790
-2% -$53.3K ﹤0.01% 2360
2020
Q1 		$3.44M Sell
50,514
-23,402
-32% -$1.34M ﹤0.01% 1492
2019
Q4 		$3.48M Sell
73,916
-233,274
-76% -$11.7M ﹤0.01% 1381
2019
Q3 		$16.2M Buy
307,190
+179,636
+141% +$8.99M 0.03% 414
2019
Q2 		$5.82M Sell
127,554
-104,606
-45% -$4.38M 0.01% 946
2019
Q1 		$9.59M Buy
232,160
+129,908
+127% +$4.99M 0.02% 715
2018
Q4 		$3.93M Sell
102,252
-473,612
-82% -$16.5M 0.01% 1097
2018
Q3 		$20.5M Buy
575,864
+421,966
+274% +$15.8M 0.04% 332
2018
Q2 		$5.88M Buy
153,898
+111,596
+264% +$4.14M 0.01% 918
2018
Q1 		$1.63M Buy
+42,302
New +$1.6M ﹤0.01% 2089
2017
Q4 		– Sell
-63,486
Closed -$2.55M – 5202
2017
Q3 		$2.55M Sell
63,486
-27,298
-30% -$1.11M 0.01% 1376
2017
Q2 		$3.66M Buy
90,784
+81,960
+929% +$3.23M 0.01% 979
2017
Q1 		$330K Sell
8,824
-600
-6% -$22.2K ﹤0.01% 3313
2016
Q4 		$344K Sell
9,424
-18,536
-66% -$746K ﹤0.01% 3218
2016
Q3 		$1.36M Buy
+27,960
New +$1.38M 0.01% 1601
2016
Q2 		– Sell
-24,746
Closed -$1.1M – 4622
2016
Q1 		$1.08M Sell
24,746
-34,040
-58% -$1.42M 0.01% 1790
2015
Q4 		$2.15M Sell
58,786
-63,708
-52% -$2.4M 0.01% 1001
2015
Q3 		$4.73M Buy
122,494
+103,902
+559% +$3.88M 0.03% 473
2015
Q2 		$648K Buy
18,592
+4,490
+32% +$172K ﹤0.01% 2031
2015
Q1 		$610K Buy
+14,102
New +$609K ﹤0.01% 1859
2014
Q3 		– Sell
-6,264
Closed -$208K – 3069
2014
Q2 		$201K Buy
+6,264
New +$194K ﹤0.01% 2208
2014
Q1 		– Sell
-18,218
Closed -$463K – 3081
2013
Q4 		$463K Buy
+18,218
New +$485K 0.01% 1294

Other funds holding UBT

PCA
PMV Capital Advisers Dallas, Texas $59.3M AUM 19.1% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
CICI
Capital Investment Counsel Inc Raleigh, North Carolina $929M AUM 53.07% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return
AAP
Arax Advisory Partners Denver, Colorado $3.54B AUM 19.14% 1-Year Est. Return
FDCDDQ
Federation des caisses Desjardins du Quebec Levis, Quebec, Canada $27.8B AUM 31.66% 1-Year Est. Return
AWM
AE Wealth Management Topeka, Kansas $18.5B AUM 19.51% 1-Year Est. Return
TFA
Toth Financial Advisory Leesburg, Virginia $1.02B AUM 28.36% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $89.9B AUM 20.22% 1-Year Est. Return
AAS
Ameritas Advisory Services Lincoln, Nebraska $2.58B AUM 18.84% 1-Year Est. Return

Jane Street's UBT Position: Q1 2026 in Review

Jane Street sold out of ProShares Ultra 20+ Year Treasury (UBT) in Q1 2026, closing a stake of 114,182 shares — an estimated $1.89M sold.

Jane Street first reported a position in UBT in Q4 2013 and held it in 39 quarters. The position peaked at $20.5M in Q3 2018. 11 funds tracked by Wall St. Rank hold UBT as of Q1 2026.

  • Jane Street reported no remaining ProShares Ultra 20+ Year Treasury position as of Q1 2026 after selling out during the quarter.
  • Jane Street sold 114,182 ProShares Ultra 20+ Year Treasury shares in Q1 2026, an estimated $1.89M.
  • Jane Street first reported a position in ProShares Ultra 20+ Year Treasury in Q4 2013 and held it in 39 quarters.
  • Jane Street's ProShares Ultra 20+ Year Treasury position peaked at $20.5M in Q3 2018.
  • 11 funds tracked by Wall St. Rank held ProShares Ultra 20+ Year Treasury as of Q1 2026.

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