Parallel Advisors’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
$2.55M Sell
26,880
-24,605
-48% -$2.35M 0.05% 254
2025
Q4
$4.9M Buy
51,485
+10,467
+26% +$998K 0.09% 164
2025
Q3
$3.9M Buy
41,018
+5,209
+15% +$489K 0.07% 184
2025
Q2
$3.36M Buy
35,809
+4,581
+15% +$425K 0.07% 196
2025
Q1
$2.93M Buy
31,228
+8,111
+35% +$750K 0.07% 200
2024
Q4
$2.12M Buy
23,117
+2,000
+9% +$186K 0.05% 247
2024
Q3
$2.02M Sell
21,117
-1,460
-6% -$138K 0.05% 248
2024
Q2
$2.07M Buy
22,577
+2,747
+14% +$250K 0.05% 231
2024
Q1
$1.83M Buy
19,830
+4,678
+31% +$433K 0.05% 249
2023
Q4
$1.43M Buy
15,152
+99
+0.7% +$8.88K 0.04% 269
2023
Q3
$1.34M Sell
15,053
-509
-3% -$46.5K 0.04% 256
2023
Q2
$1.45M Sell
15,562
-953
-6% -$89.6K 0.05% 250
2023
Q1
$1.56M Buy
16,515
+11,207
+211% +$1.06M 0.05% 236
2022
Q4
$492K Sell
5,308
-4,919
-48% -$454K 0.02% 421
2022
Q3
$937K Sell
10,227
-349
-3% -$33.8K 0.04% 255
2022
Q2
$1.03M Sell
10,576
-2,305
-18% -$226K 0.05% 241
2022
Q1
$1.31M Sell
12,881
-3,491
-21% -$364K 0.05% 226
2021
Q4
$1.76M Sell
16,372
-2,224
-12% -$239K 0.07% 187
2021
Q3
$2.01M Sell
18,596
-2,696
-13% -$292K 0.08% 169
2021
Q2
$2.3M Sell
21,292
-2,530
-11% -$274K 0.1% 150
2021
Q1
$2.58M Sell
23,822
-12,078
-34% -$1.32M 0.12% 127
2020
Q4
$3.95M Sell
35,900
-2,958
-8% -$326K 0.21% 79
2020
Q3
$4.29M Sell
38,858
-1,439
-4% -$159K 0.27% 64
2020
Q2
$4.46M Sell
40,297
-4,553
-10% -$504K 0.29% 54
2020
Q1
$4.95M Sell
44,850
-16,372
-27% -$1.78M 0.4% 42
2019
Q4
$6.62M Sell
61,222
-10,551
-15% -$1.14M 0.5% 37
2019
Q3
$7.77M Buy
71,773
+40,522
+130% +$4.37M 0.67% 28
2019
Q2
$3.36M Buy
31,251
+29,371
+1,562% +$3.13M 0.33% 55
2019
Q1
$200K Buy
1,880
+989
+111% +$104K 0.02% 399
2018
Q4
$93K Sell
891
-643
-42% -$66.1K 0.01% 562
2018
Q3
$159K Buy
1,534
+999
+187% +$104K 0.02% 459
2018
Q2
$55K Sell
535
-250
-32% -$25.9K 0.01% 707
2018
Q1
$82K Sell
785
-668
-46% -$70K 0.01% 558
2017
Q4
$155K Sell
1,453
-100
-6% -$10.7K 0.03% 380
2017
Q3
$165K Hold
1,553
0.03% 358
2017
Q2
$166K Buy
1,553
+1,434
+1,205% +$153K 0.03% 356
2017
Q1
$13K Buy
+119
New +$12.6K ﹤0.01% 1115

Other funds holding MBB

Parallel Advisors's MBB Position: Q1 2026 in Review

Parallel Advisors reduced its iShares MBS ETF (MBB) stake by 48% in Q1 2026, selling an estimated $2.35M and leaving 26,880 shares worth $2.55M. The position accounts for 0.05% of the portfolio, ranked #254.

Parallel Advisors first reported a position in MBB in Q1 2017 and has held it in 37 quarters since. The position peaked at $7.77M in Q3 2019. 1,019 funds tracked by Wall St. Rank hold MBB as of Q1 2026.

  • Parallel Advisors held 26,880 shares of iShares MBS ETF worth $2.55M as of Q1 2026.
  • Parallel Advisors sold 24,605 iShares MBS ETF shares in Q1 2026, an estimated $2.35M.
  • iShares MBS ETF made up 0.05% of Parallel Advisors's portfolio in Q1 2026, its #254 holding.
  • Parallel Advisors first reported a position in iShares MBS ETF in Q1 2017 and has held it in 37 quarters since.
  • Parallel Advisors's iShares MBS ETF position peaked at $7.77M in Q3 2019.
  • 1,019 funds tracked by Wall St. Rank held iShares MBS ETF as of Q1 2026.

Based on Parallel Advisors's 13F filing for Q1 2026, filed 7 May 2026.