Tower Research Capital (TRC)’s iShares MBS ETF MBB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q4
Sell
-100
Closed -$9.52K 5418
2025
Q3
$9.52K Buy
100
+97
+3,233% +$9.11K ﹤0.01% 4025
2025
Q2
$282 Buy
+3
New +$278 ﹤0.01% 5072
2024
Q4
Sell
-13
Closed -$1.25K 5876
2024
Q3
$1.25K Sell
13
-968
-99% -$91.5K ﹤0.01% 5185
2024
Q2
$90.1K Buy
981
+874
+817% +$79.6K ﹤0.01% 2648
2024
Q1
$9.89K Buy
107
+95
+792% +$8.79K ﹤0.01% 3777
2023
Q4
$1.13K Sell
12
-252
-95% -$22.6K ﹤0.01% 5427
2023
Q3
$23.4K Buy
264
+87
+49% +$7.95K ﹤0.01% 3229
2023
Q2
$16.5K Sell
177
-1,403
-89% -$132K ﹤0.01% 3556
2023
Q1
$150K Buy
1,580
+1,428
+939% +$135K ﹤0.01% 1537
2022
Q4
$14K Sell
152
-2,605
-94% -$240K ﹤0.01% 3514
2022
Q3
$252K Buy
2,757
+2,552
+1,245% +$247K ﹤0.01% 1695
2022
Q2
$20K Buy
205
+156
+318% +$15.3K ﹤0.01% 3792
2022
Q1
$5K Sell
49
-2,052
-98% -$214K ﹤0.01% 5070
2021
Q4
$226K Buy
+2,101
New +$226K ﹤0.01% 1663
2021
Q3
Sell
-1,598
Closed -$173K 5996
2021
Q2
$173K Buy
1,598
+1,012
+173% +$110K ﹤0.01% 2029
2021
Q1
$64K Buy
+586
New +$64.2K ﹤0.01% 2912
2020
Q3
Sell
-928
Closed -$103K 4980
2020
Q2
$103K Buy
+928
New +$103K ﹤0.01% 2429
2020
Q1
Sell
-32
Closed -$3K 3540
2019
Q4
$3K Buy
+32
New +$3.46K ﹤0.01% 2933
2019
Q2
Sell
-38
Closed -$4K 4032
2019
Q1
$4K Buy
+38
New +$4K ﹤0.01% 3178
2018
Q4
Sell
-48
Closed -$5K 4134
2018
Q3
$5K Sell
48
-87
-64% -$9.03K ﹤0.01% 3123
2018
Q2
$14K Buy
+135
New +$14K ﹤0.01% 2623
2018
Q1
Sell
-68
Closed -$7K 3596
2017
Q4
$7K Sell
68
-65
-49% -$6.94K ﹤0.01% 2747
2017
Q3
$14K Buy
+133
New +$14.2K ﹤0.01% 2915

Other funds holding MBB

Tower Research Capital (TRC)'s MBB Position: Q4 2025 in Review

Tower Research Capital (TRC) sold out of iShares MBS ETF (MBB) in Q4 2025, closing a stake of 100 shares — an estimated $9.52K sold.

Tower Research Capital (TRC) first reported a position in MBB in Q3 2017 and held it in 23 quarters. The position peaked at $252K in Q3 2022. 1,018 funds tracked by Wall St. Rank hold MBB as of Q4 2025.

  • Tower Research Capital (TRC) reported no remaining iShares MBS ETF position as of Q4 2025 after selling out during the quarter.
  • Tower Research Capital (TRC) sold 100 iShares MBS ETF shares in Q4 2025, an estimated $9.52K.
  • Tower Research Capital (TRC) first reported a position in iShares MBS ETF in Q3 2017 and held it in 23 quarters.
  • Tower Research Capital (TRC)'s iShares MBS ETF position peaked at $252K in Q3 2022.
  • 1,018 funds tracked by Wall St. Rank held iShares MBS ETF as of Q4 2025.

Based on Tower Research Capital (TRC)'s 13F filing for Q4 2025, filed 17 Feb 2026.