Asset Management One’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 | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $110M | Buy |
1,154,212
+141,056
| +14% | +$13.5M | 0.32% | 56 |
|
|
2025
Q4 | $96.7M | Sell |
1,013,156
-35,118
| -3% | -$3.35M | 0.27% | 64 |
|
|
2025
Q3 | $99.7M | Buy |
1,048,274
+85,476
| +9% | +$8.03M | 0.29% | 55 |
|
|
2025
Q2 | $90.4M | Sell |
962,798
-35,575
| -4% | -$3.3M | 0.28% | 62 |
|
|
2025
Q1 | $93.6M | Buy |
998,373
+40,689
| +4% | +$3.76M | 0.32% | 55 |
|
|
2024
Q4 | $87.6M | Sell |
957,684
-24,060
| -2% | -$2.24M | 0.3% | 59 |
|
|
2024
Q3 | $94.1M | Buy |
981,744
+40,830
| +4% | +$3.86M | 0.33% | 54 |
|
|
2024
Q2 | $86.4M | Sell |
940,914
-68,632
| -7% | -$6.25M | 0.33% | 53 |
|
|
2024
Q1 | $93.3M | Sell |
1,009,546
-7,597
| -0.7% | -$703K | 0.36% | 49 |
|
|
2023
Q4 | $95.8M | Sell |
1,017,143
-76,411
| -7% | -$6.85M | 0.39% | 46 |
|
|
2023
Q3 | $97.1M | Sell |
1,093,554
-28,146
| -3% | -$2.57M | 0.43% | 38 |
|
|
2023
Q2 | $105M | Buy |
1,121,700
+82,007
| +8% | +$7.71M | 0.44% | 38 |
|
|
2023
Q1 | $98.5M | Buy |
1,039,693
+166,908
| +19% | +$15.8M | 0.45% | 39 |
|
|
2022
Q4 | $81.5M | Sell |
872,785
-4,663
| -0.5% | -$430K | 0.4% | 49 |
|
|
2022
Q3 | $80.4M | Sell |
877,448
-43,486
| -5% | -$4.22M | 0.41% | 42 |
|
|
2022
Q2 | $89.8M | Buy |
920,934
+271,661
| +42% | +$26.6M | 0.42% | 40 |
|
|
2022
Q1 | $66.1M | Sell |
649,273
-56,724
| -8% | -$5.92M | 0.26% | 76 |
|
|
2021
Q4 | $75.8M | Buy |
705,997
+14,296
| +2% | +$1.54M | 0.26% | 74 |
|
|
2021
Q3 | $74.8M | Buy |
691,701
+94,111
| +16% | +$10.2M | 0.29% | 65 |
|
|
2021
Q2 | $64.7M | Buy |
597,590
+244,185
| +69% | +$26.5M | 0.24% | 85 |
|
|
2021
Q1 | $38.3M | Buy |
353,405
+118,794
| +51% | +$13M | 0.15% | 138 |
|
|
2020
Q4 | $25.8M | Buy |
234,611
+61,793
| +36% | +$6.8M | 0.11% | 194 |
|
|
2020
Q3 | $19.1M | Sell |
172,818
-13,055
| -7% | -$1.44M | 0.09% | 225 |
|
|
2020
Q2 | $20.6M | Buy |
185,873
+74,017
| +66% | +$8.2M | 0.1% | 199 |
|
|
2020
Q1 | $12.4M | Sell |
111,856
-14,635
| -12% | -$1.59M | 0.07% | 270 |
|
|
2019
Q4 | $13.7M | Buy |
126,491
+1,290
| +1% | +$139K | 0.06% | 325 |
|
|
2019
Q3 | $13.6M | Buy |
125,201
+25,303
| +25% | +$2.73M | 0.07% | 319 |
|
|
2019
Q2 | $10.7M | Buy |
99,898
+17,766
| +22% | +$1.89M | 0.05% | 384 |
|
|
2019
Q1 | $8.74M | Buy |
82,132
+2,832
| +4% | +$298K | 0.05% | 406 |
|
|
2018
Q4 | $8.3M | Buy |
+79,300
| New | +$8.16M | 0.02% | 621 |
|
|
2018
Q3 | – | Sell |
-4,300
| Closed | -$448K | – | 1090 |
|
|
2018
Q2 | $448K | Buy |
+4,300
| New | +$446K | ﹤0.01% | 985 |
|
Other funds holding MBB
TWIM
TCIIS
Asset Management One's MBB Position: Q1 2026 in Review
Asset Management One increased its iShares MBS ETF (MBB) stake by 14% in Q1 2026, buying an estimated $13.5M and bringing the position to 1,154,212 shares worth $110M. The position accounts for 0.32% of the portfolio, ranked #56.
Asset Management One first reported a position in MBB in Q2 2018 and has held it in 31 quarters since. 1,019 funds tracked by Wall St. Rank hold MBB as of Q1 2026.
- Asset Management One held 1,154,212 shares of iShares MBS ETF worth $110M as of Q1 2026.
- Asset Management One bought 141,056 iShares MBS ETF shares in Q1 2026, an estimated $13.5M.
- iShares MBS ETF made up 0.32% of Asset Management One's portfolio in Q1 2026, its #56 holding.
- Asset Management One first reported a position in iShares MBS ETF in Q2 2018 and has held it in 31 quarters since.
- 1,019 funds tracked by Wall St. Rank held iShares MBS ETF as of Q1 2026.
Based on Asset Management One's 13F filing for Q1 2026, filed 8 May 2026.