Jane Street’s ProShares Ultra High Yield UJB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | – | Sell |
-6,801
| Closed | -$537K | – | 13043 |
|
|
2025
Q4 | $537K | Buy |
+6,801
| New | +$532K | ﹤0.01% | 7508 |
|
|
2025
Q3 | – | Sell |
-6,448
| Closed | -$494K | – | 11825 |
|
|
2025
Q2 | $494K | Sell |
6,448
-885
| -12% | -$64.9K | ﹤0.01% | 6946 |
|
|
2025
Q1 | $533K | Buy |
7,333
+1,625
| +28% | +$120K | ﹤0.01% | 6741 |
|
|
2024
Q4 | $413K | Sell |
5,708
-9,459
| -62% | -$695K | ﹤0.01% | 7172 |
|
|
2024
Q3 | $1.13M | Buy |
15,167
+9,544
| +170% | +$686K | ﹤0.01% | 5644 |
|
|
2024
Q2 | $384K | Sell |
5,623
-3,056
| -35% | -$208K | ﹤0.01% | 7428 |
|
|
2024
Q1 | $597K | Sell |
8,679
-2,384
| -22% | -$162K | ﹤0.01% | 6337 |
|
|
2023
Q4 | $754K | Buy |
11,063
+1,799
| +19% | +$113K | ﹤0.01% | 6081 |
|
|
2023
Q3 | $563K | Sell |
9,264
-6,760
| -42% | -$422K | ﹤0.01% | 6099 |
|
|
2023
Q2 | $999K | Buy |
16,024
+4,878
| +44% | +$300K | ﹤0.01% | 5182 |
|
|
2023
Q1 | $696K | Sell |
11,146
-197,234
| -95% | -$12.3M | ﹤0.01% | 5728 |
|
|
2022
Q4 | $12.6M | Buy |
208,380
+204,614
| +5,433% | +$12.3M | 0.01% | 1390 |
|
|
2022
Q3 | $209K | Sell |
3,766
-21,285
| -85% | -$1.32M | ﹤0.01% | 8107 |
|
|
2022
Q2 | $1.45M | Buy |
25,051
+19,654
| +364% | +$1.27M | ﹤0.01% | 4769 |
|
|
2022
Q1 | $385K | Sell |
5,397
-25,460
| -83% | -$1.86M | ﹤0.01% | 7949 |
|
|
2021
Q4 | $2.43M | Buy |
30,857
+23,554
| +323% | +$1.83M | ﹤0.01% | 4083 |
|
|
2021
Q3 | $571K | Buy |
7,303
+2,198
| +43% | +$172K | ﹤0.01% | 7031 |
|
|
2021
Q2 | $397K | Buy |
+5,105
| New | +$388K | ﹤0.01% | 7680 |
|
|
2021
Q1 | – | Sell |
-13,683
| Closed | -$1.01M | – | 9617 |
|
|
2020
Q4 | $1.01M | Sell |
13,683
-5,568
| -29% | -$402K | ﹤0.01% | 4634 |
|
|
2020
Q3 | $1.31M | Buy |
19,251
+14,818
| +334% | +$1.01M | ﹤0.01% | 3650 |
|
|
2020
Q2 | $280K | Sell |
4,433
-13,865
| -76% | -$852K | ﹤0.01% | 5937 |
|
|
2020
Q1 | $1.01M | Buy |
18,298
+3,279
| +22% | +$222K | ﹤0.01% | 2774 |
|
|
2019
Q4 | $1.09M | Sell |
15,019
-5,469
| -27% | -$392K | ﹤0.01% | 2658 |
|
|
2019
Q3 | $1.46M | Buy |
20,488
+808
| +4% | +$57.3K | ﹤0.01% | 2148 |
|
|
2019
Q2 | $1.39M | Buy |
19,680
+14,205
| +259% | +$982K | ﹤0.01% | 2270 |
|
|
2019
Q1 | $372K | Buy |
5,475
+442
| +9% | +$29K | ﹤0.01% | 4020 |
|
|
2018
Q4 | $300K | Sell |
5,033
-25
| -0.5% | -$1.56K | ﹤0.01% | 4067 |
|
|
2018
Q3 | $338K | Sell |
5,058
-421
| -8% | -$27.8K | ﹤0.01% | 4069 |
|
|
2018
Q2 | $358K | Buy |
5,479
+99
| +2% | +$6.37K | ﹤0.01% | 3950 |
|
|
2018
Q1 | $339K | Buy |
5,380
+50
| +0.9% | +$3.25K | ﹤0.01% | 3890 |
|
|
2017
Q4 | $349K | Buy |
5,330
+159
| +3% | +$10.5K | ﹤0.01% | 3597 |
|
|
2017
Q3 | $342K | Sell |
5,171
-336
| -6% | -$22.2K | ﹤0.01% | 3530 |
|
|
2017
Q2 | $359K | Buy |
5,507
+1
| +0% | +$64 | ﹤0.01% | 3406 |
|
|
2017
Q1 | $335K | Buy |
5,506
+920
| +20% | +$56.5K | ﹤0.01% | 3302 |
|
|
2016
Q4 | $276K | Buy |
+4,586
| New | +$278K | ﹤0.01% | 3442 |
|
|
2015
Q4 | – | Sell |
-10,221
| Closed | -$517K | – | 4494 |
|
|
2015
Q3 | $517K | Buy |
10,221
+2,248
| +28% | +$125K | ﹤0.01% | 2270 |
|
|
2015
Q2 | $454K | Buy |
7,973
+974
| +14% | +$57.6K | ﹤0.01% | 2388 |
|
|
2015
Q1 | $406K | Sell |
6,999
-1,115
| -14% | -$64.7K | ﹤0.01% | 2247 |
|
|
2014
Q4 | $465K | Buy |
+8,114
| New | +$465K | ﹤0.01% | 1538 |
|
|
2014
Q3 | – | Sell |
-6,843
| Closed | -$415K | – | 3074 |
|
|
2014
Q2 | $415K | Sell |
6,843
-11,901
| -63% | -$710K | 0.01% | 1558 |
|
|
2014
Q1 | $1.09M | Buy |
18,744
+7,212
| +63% | +$414K | 0.01% | 896 |
|
|
2013
Q4 | $638K | Buy |
11,532
+5,687
| +97% | +$309K | 0.01% | 1053 |
|
|
2013
Q3 | $305K | Sell |
5,845
-10,549
| -64% | -$547K | ﹤0.01% | 2085 |
|
|
2013
Q2 | $821K | Buy |
+16,394
| New | +$869K | 0.01% | 1049 |
|
Other funds holding UJB
Jane Street's UJB Position: Q1 2026 in Review
Jane Street sold out of ProShares Ultra High Yield (UJB) in Q1 2026, closing a stake of 6,801 shares — an estimated $537K sold.
Jane Street first reported a position in UJB in Q2 2013 and held it in 44 quarters. The position peaked at $12.6M in Q4 2022. 3 funds tracked by Wall St. Rank hold UJB as of Q1 2026.
- Jane Street reported no remaining ProShares Ultra High Yield position as of Q1 2026 after selling out during the quarter.
- Jane Street sold 6,801 ProShares Ultra High Yield shares in Q1 2026, an estimated $537K.
- Jane Street first reported a position in ProShares Ultra High Yield in Q2 2013 and held it in 44 quarters.
- Jane Street's ProShares Ultra High Yield position peaked at $12.6M in Q4 2022.
- 3 funds tracked by Wall St. Rank held ProShares Ultra High Yield as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.