Bank of New York Mellon’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
Q2
$229M Buy
2,420,276
+105,551
+5% +$9.98M 0.04% 386
2026
Q1
$220M Buy
2,314,725
+201,354
+10% +$19.2M 0.04% 359
2025
Q4
$201M Buy
2,113,371
+75,916
+4% +$7.24M 0.04% 373
2025
Q3
$194M Sell
2,037,455
-1,031,479
-34% -$96.9M 0.03% 384
2025
Q2
$288M Sell
3,068,934
-106,806
-3% -$9.9M 0.05% 293
2025
Q1
$298M Sell
3,175,740
-357,808
-10% -$33.1M 0.06% 278
2024
Q4
$324M Buy
3,533,548
+258,036
+8% +$24M 0.06% 276
2024
Q3
$314M Sell
3,275,512
-34,005
-1% -$3.21M 0.06% 280
2024
Q2
$304M Sell
3,309,517
-128,333
-4% -$11.7M 0.06% 274
2024
Q1
$318M Sell
3,437,850
-99,206
-3% -$9.18M 0.06% 278
2023
Q4
$333M Sell
3,537,056
-79,135
-2% -$7.1M 0.07% 262
2023
Q3
$321M Buy
3,616,191
+1,688,344
+88% +$154M 0.07% 254
2023
Q2
$180M Buy
1,927,847
+42,978
+2% +$4.04M 0.04% 401
2023
Q1
$179M Buy
1,884,869
+86,354
+5% +$8.15M 0.04% 397
2022
Q4
$167M Buy
1,798,515
+935,565
+108% +$86.3M 0.04% 413
2022
Q3
$79M Sell
862,950
-10,748
-1% -$1.04M 0.02% 684
2022
Q2
$85.2M Buy
873,698
+11,039
+1% +$1.08M 0.02% 671
2022
Q1
$87.9M Buy
862,659
+3,922
+0.5% +$409K 0.02% 746
2021
Q4
$92.3M Sell
858,737
-7,762
-0.9% -$836K 0.02% 748
2021
Q3
$93.7M Sell
866,499
-83,483
-9% -$9.05M 0.02% 715
2021
Q2
$103M Buy
949,982
+15,502
+2% +$1.68M 0.02% 699
2021
Q1
$101M Sell
934,480
-176,117
-16% -$19.3M 0.02% 692
2020
Q4
$122M Buy
1,110,597
+155,675
+16% +$17.1M 0.03% 569
2020
Q3
$105M Sell
954,922
-49,964
-5% -$5.53M 0.03% 550
2020
Q2
$111M Sell
1,004,886
-13,914
-1% -$1.54M 0.03% 501
2020
Q1
$113M Sell
1,018,800
-175,114
-15% -$19.1M 0.04% 420
2019
Q4
$129M Buy
1,193,914
+267,226
+29% +$28.9M 0.03% 478
2019
Q3
$100M Buy
926,688
+191,388
+26% +$20.7M 0.03% 587
2019
Q2
$79.1M Buy
735,300
+24,692
+3% +$2.63M 0.02% 707
2019
Q1
$75.6M Buy
710,608
+88,106
+14% +$9.27M 0.02% 728
2018
Q4
$65.1M Buy
622,502
+323,553
+108% +$33.3M 0.02% 736
2018
Q3
$30.9M Buy
298,949
+8,073
+3% +$838K 0.01% 1352
2018
Q2
$30.3M Buy
290,876
+44,999
+18% +$4.67M 0.01% 1344
2018
Q1
$25.7M Sell
245,877
-32,103
-12% -$3.37M 0.01% 1410
2017
Q4
$29.6M Buy
277,980
+20,645
+8% +$2.2M 0.01% 1337
2017
Q3
$27.6M Buy
257,335
+7,068
+3% +$757K 0.01% 1369
2017
Q2
$26.7M Buy
250,267
+13,286
+6% +$1.42M 0.01% 1361
2017
Q1
$25.3M Sell
236,981
-482,756
-67% -$51.3M 0.01% 1410
2016
Q4
$76.5M Buy
719,737
+66,487
+10% +$7.19M 0.02% 692
2016
Q3
$71.9M Sell
653,250
-18,942
-3% -$2.08M 0.02% 683
2016
Q2
$73.9M Buy
672,192
+65,354
+11% +$7.15M 0.02% 668
2016
Q1
$66.4M Buy
606,838
+31,353
+5% +$3.42M 0.02% 735
2015
Q4
$62M Sell
575,485
-504,873
-47% -$54.9M 0.02% 748
2015
Q3
$118M Buy
1,080,358
+32,836
+3% +$3.58M 0.04% 467
2015
Q2
$114M Buy
1,047,522
+855,983
+447% +$93.8M 0.03% 526
2015
Q1
$21.1M Sell
191,539
-194,437
-50% -$21.4M 0.01% 1450
2014
Q4
$42.2M Sell
385,976
-88,861
-19% -$9.7M 0.01% 989
2014
Q3
$51.3M Buy
474,837
+135,402
+40% +$14.6M 0.01% 857
2014
Q2
$36.7M Sell
339,435
-273,909
-45% -$29.4M 0.01% 1081
2014
Q1
$65.1M Buy
613,344
+35,985
+6% +$3.82M 0.02% 756
2013
Q4
$60.4M Buy
577,359
+39,847
+7% +$4.21M 0.02% 785
2013
Q3
$56.9M Sell
537,512
-119,029
-18% -$12.4M 0.02% 792
2013
Q2
$69.1M Buy
+656,541
New +$70.3M 0.02% 673

Other funds holding MBB

Bank of New York Mellon's MBB Position: Q2 2026 in Review

Bank of New York Mellon increased its iShares MBS ETF (MBB) stake by 4.6% in Q2 2026, buying an estimated $9.98M and bringing the position to 2,420,276 shares worth $229M. The position accounts for 0.04% of the portfolio, ranked #386.

Bank of New York Mellon first reported a position in MBB in Q2 2013 and has held it in 53 quarters since. The position peaked at $333M in Q4 2023. 1,021 funds tracked by Wall St. Rank hold MBB as of Q2 2026.

  • Bank of New York Mellon held 2,420,276 shares of iShares MBS ETF worth $229M as of Q2 2026.
  • Bank of New York Mellon bought 105,551 iShares MBS ETF shares in Q2 2026, an estimated $9.98M.
  • iShares MBS ETF made up 0.04% of Bank of New York Mellon's portfolio in Q2 2026, its #386 holding.
  • Bank of New York Mellon first reported a position in iShares MBS ETF in Q2 2013 and has held it in 53 quarters since.
  • Bank of New York Mellon's iShares MBS ETF position peaked at $333M in Q4 2023.
  • 1,021 funds tracked by Wall St. Rank held iShares MBS ETF as of Q2 2026.

Based on Bank of New York Mellon's 13F filing for Q2 2026, filed 6 Aug 2026.