Jane Street’s Defiance Space and Connective Tech ETF UFOX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q4
Sell
-4,225
Closed -$261K 12684
2025
Q3
$261K Sell
4,225
-567
-12% -$32.3K ﹤0.01% 9189
2025
Q2
$253K Sell
4,792
-6,383
-57% -$288K ﹤0.01% 8151
2025
Q1
$475K Buy
11,175
+763
+7% +$36.3K ﹤0.01% 6964
2024
Q4
$496K Sell
10,412
-24,623
-70% -$1.13M ﹤0.01% 6797
2024
Q3
$1.52M Buy
35,035
+4,621
+15% +$192K ﹤0.01% 5018
2024
Q2
$1.27M Buy
+30,414
New +$1.19M ﹤0.01% 5318
2024
Q1
Sell
-25,227
Closed -$904K 10238
2023
Q4
$904K Buy
25,227
+8,765
+53% +$283K ﹤0.01% 5738
2023
Q3
$515K Sell
16,462
-18,714
-53% -$610K ﹤0.01% 6259
2023
Q2
$1.18M Buy
35,176
+11,015
+46% +$349K ﹤0.01% 4944
2023
Q1
$792K Buy
24,161
+15,877
+192% +$509K ﹤0.01% 5457
2022
Q4
$247K Sell
8,284
-95,431
-92% -$2.88M ﹤0.01% 7337
2022
Q3
$2.96M Buy
103,715
+95,273
+1,129% +$3.14M ﹤0.01% 3483
2022
Q2
$266K Sell
8,442
-32,453
-79% -$1.11M ﹤0.01% 7796
2022
Q1
$1.53M Buy
+40,895
New +$1.55M ﹤0.01% 5256
2021
Q4
Sell
-11,194
Closed -$407K 10928
2021
Q3
$407K Buy
+11,194
New +$424K ﹤0.01% 7656
2021
Q1
Sell
-43,843
Closed -$1.47M 9673
2020
Q4
$1.47M Buy
+43,843
New +$1.37M ﹤0.01% 4033
2019
Q4
Sell
-17,221
Closed -$421K 5887
2019
Q3
$421K Buy
+17,221
New +$419K ﹤0.01% 3755
2019
Q2
Sell
-83,823
Closed -$2.06M 5866
2019
Q1
$2.06M Buy
+83,823
New +$2.06M ﹤0.01% 1998

Other funds holding UFOX

Jane Street's UFOX Position: Q4 2025 in Review

Jane Street sold out of Defiance Space and Connective Tech ETF (UFOX) in Q4 2025, closing a stake of 4,225 shares — an estimated $261K sold.

Jane Street first reported a position in UFOX in Q1 2019 and held it in 18 quarters. The position peaked at $2.96M in Q3 2022. 158 funds tracked by Wall St. Rank hold UFOX as of Q4 2025.

  • Jane Street reported no remaining Defiance Space and Connective Tech ETF position as of Q4 2025 after selling out during the quarter.
  • Jane Street sold 4,225 Defiance Space and Connective Tech ETF shares in Q4 2025, an estimated $261K.
  • Jane Street first reported a position in Defiance Space and Connective Tech ETF in Q1 2019 and held it in 18 quarters.
  • Jane Street's Defiance Space and Connective Tech ETF position peaked at $2.96M in Q3 2022.
  • 158 funds tracked by Wall St. Rank held Defiance Space and Connective Tech ETF as of Q4 2025.

Based on Jane Street's 13F filing for Q4 2025, filed 12 Feb 2026.