Mariner
IUSB icon

Mariner’s iShares Core Total USD Bond Market ETF IUSB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$580M Buy
12,555,562
+1,121,415
+10% +$51.8M 0.84% 19
2025
Q1
$527M Buy
11,434,147
+1,715,827
+18% +$79.1M 0.88% 19
2024
Q4
$439M Buy
9,718,320
+1,466,593
+18% +$66.3M 0.74% 24
2024
Q3
$389M Buy
8,251,727
+899,014
+12% +$42.4M 0.69% 24
2024
Q2
$333M Buy
7,352,713
+857,116
+13% +$38.8M 0.64% 27
2024
Q1
$296M Buy
6,495,597
+1,864,197
+40% +$85M 0.61% 28
2023
Q4
$213M Buy
4,631,400
+908,249
+24% +$41.8M 0.51% 39
2023
Q3
$163M Buy
3,723,151
+538,729
+17% +$23.6M 0.44% 49
2023
Q2
$145M Buy
3,184,422
+777,072
+32% +$35.3M 0.39% 56
2023
Q1
$111M Buy
2,407,350
+716,636
+42% +$33.1M 0.32% 72
2022
Q4
$76M Buy
1,690,714
+597,930
+55% +$26.9M 0.24% 95
2022
Q3
$48.6M Buy
1,092,784
+458,227
+72% +$20.4M 0.19% 123
2022
Q2
$29.7M Buy
634,557
+450,391
+245% +$21.1M 0.12% 181
2022
Q1
$9.14M Buy
184,166
+124,045
+206% +$6.16M 0.03% 356
2021
Q4
$3.18M Buy
60,121
+37,844
+170% +$2M 0.01% 528
2021
Q3
$1.19M Buy
22,277
+3,239
+17% +$172K 0.01% 659
2021
Q2
$1.02M Buy
+19,038
New +$1.02M 0.01% 660