Jane Street’s ProShares Ultra Technology ROM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2022
Q2
Sell
-47,300
Closed -$2.37M 10694
2022
Q1
$2.37M Buy
47,300
+43,100
+1,026% +$2.14M ﹤0.01% 4428
2021
Q4
$267K Sell
4,200
-1,400
-25% -$83.5K ﹤0.01% 8385
2021
Q3
$278K Sell
5,600
-2,200
-28% -$117K ﹤0.01% 8344
2021
Q2
$376K Sell
7,800
-200
-3% -$8.5K ﹤0.01% 7776
2021
Q1
$300K Sell
8,000
-10,800
-57% -$407K ﹤0.01% 7708
2020
Q4
$673K Sell
18,800
-10,000
-35% -$319K ﹤0.01% 5296
2020
Q3
$820K Buy
28,800
+20,000
+227% +$546K ﹤0.01% 4416
2020
Q2
$205K Sell
8,800
-16,800
-66% -$321K ﹤0.01% 6350
2020
Q1
$356K Buy
25,600
+800
+3% +$15.6K ﹤0.01% 4024
2019
Q4
$493K Sell
24,800
-1,600
-6% -$27.9K ﹤0.01% 3704
2019
Q3
$407K Sell
26,400
-4,800
-15% -$73.8K ﹤0.01% 3792
2019
Q2
$459K Sell
31,200
-800
-3% -$11.6K ﹤0.01% 3688
2019
Q1
$442K Sell
32,000
-18,400
-37% -$223K ﹤0.01% 3816
2018
Q4
$497K Buy
50,400
+2,400
+5% +$28.5K ﹤0.01% 3465
2018
Q3
$724K Sell
48,000
-109,600
-70% -$1.57M ﹤0.01% 3156
2018
Q2
$2.02M Buy
157,600
+104,800
+198% +$1.33M ﹤0.01% 1919
2018
Q1
$610K Sell
52,800
-284,000
-84% -$3.47M ﹤0.01% 3252
2017
Q4
$3.69M Buy
336,800
+278,400
+477% +$2.98M 0.01% 1072
2017
Q3
$547K Sell
58,400
-1,388,000
-96% -$12.4M ﹤0.01% 2992
2017
Q2
$11.8M Buy
1,446,400
+1,296,000
+862% +$10.7M 0.04% 392
2017
Q1
$1.16M Sell
150,400
-102,400
-41% -$724K 0.01% 1915
2016
Q4
$1.53M Sell
252,800
-380,800
-60% -$2.27M 0.01% 1556
2016
Q3
$3.78M Sell
633,600
-84,800
-12% -$468K 0.02% 743
2016
Q2
$3.35M Buy
718,400
+619,200
+624% +$2.91M 0.02% 863
2016
Q1
$494K Buy
+99,200
New +$428K ﹤0.01% 2621
2015
Q2
Sell
-105,600
Closed -$505K 3970
2015
Q1
$505K Hold
105,600
﹤0.01% 2050
2014
Q4
$502K Buy
+105,600
New +$480K ﹤0.01% 1474
2013
Q3
Sell
-585,600
Closed -$1.4M 3047
2013
Q2
$1.4M Buy
+585,600
New +$1.42M 0.02% 648

Other funds holding ROM

Jane Street's ROM Position: Q1 2026 in Review

Jane Street opened a new position in ProShares Ultra Technology (ROM) in Q1 2026: 7,243 shares worth $568K. The stake represents ﹤0.01% of the portfolio and ranks #7755 among its holdings. This is a return to the name: Jane Street previously reported a position in ROM as recently as Q4 2024.

Jane Street first reported a position in ROM in Q1 2014 and has held it in 33 quarters since. The position peaked at $3.39M in Q3 2019. 58 funds tracked by Wall St. Rank hold ROM as of Q1 2026.

  • Jane Street held 7,243 shares of ProShares Ultra Technology worth $568K as of Q1 2026.
  • ProShares Ultra Technology was a new Jane Street position in Q1 2026.
  • ProShares Ultra Technology made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #7755 holding.
  • Jane Street first reported a position in ProShares Ultra Technology in Q1 2014 and has held it in 33 quarters since.
  • Jane Street's ProShares Ultra Technology position peaked at $3.39M in Q3 2019.
  • 58 funds tracked by Wall St. Rank held ProShares Ultra Technology as of Q1 2026.

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