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Brown Brothers Harriman & Co’s iShares MBS ETF MBB Stock Holding History

Brown Brothers Harriman & Co’s Portfolio MBB Stock Details MBB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.85M Hold
19,528
– – 0.01% 378
2026
Q1 		$1.85M Sell
19,528
-1
-0% -$96 0.01% 326
2025
Q4 		$1.86M Buy
19,529
+141
+0.7% +$13.4K 0.01% 292
2025
Q3 		$1.84M Sell
19,388
-37
-0.2% -$3.48K 0.01% 262
2025
Q2 		$1.82M Sell
19,425
-100
-0.5% -$9.27K 0.01% 253
2025
Q1 		$1.83M Buy
19,525
+137
+0.7% +$12.7K 0.01% 237
2024
Q4 		$1.78M Buy
19,388
+1
+0% +$93 0.01% 237
2024
Q3 		$1.86M Hold
19,387
– – 0.01% 226
2024
Q2 		$1.78M Hold
19,387
– – 0.01% 209
2024
Q1 		$1.79M Hold
19,387
– – 0.01% 203
2023
Q4 		$1.82M Buy
+19,387
New +$1.74M 0.02% 199
2021
Q3 		– Sell
-91
Closed -$10K – 1204
2021
Q2 		$10K Hold
91
– – ﹤0.01% 896
2021
Q1 		$10K Buy
+91
New +$9.97K ﹤0.01% 867
2020
Q1 		– Sell
-9,111
Closed -$985K – 1218
2019
Q4 		$985K Buy
+9,111
New +$984K 0.01% 242
2015
Q3 		– Sell
-950
Closed -$103K – 844
2015
Q2 		$103K Hold
950
– – ﹤0.01% 422
2015
Q1 		$105K Sell
950
-506
-35% -$55.6K ﹤0.01% 416
2014
Q4 		$159K Buy
+1,456
New +$159K ﹤0.01% 383
2014
Q2 		– Sell
-600
Closed -$64K – 795
2014
Q1 		$64K Buy
+600
New +$63.6K ﹤0.01% 465
2013
Q4 		– Sell
-786
Closed -$83K – 688
2013
Q3 		$83K Buy
+786
New +$82.2K ﹤0.01% 415

Other funds holding MBB

Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Envestnet Asset Management
Envestnet Asset Management Chicago, Illinois $424B AUM 22.96% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
TWIM
TIAA Wealth Investment Management New York $15B AUM
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
TCIIS
TIAA-CREF Individual & Institutional Services New York $29.1B AUM
Truist Financial
Truist Financial Charlotte, North Carolina $83.7B AUM 27.22% 1-Year Est. Return

Brown Brothers Harriman & Co's MBB Position: Q2 2026 in Review

Brown Brothers Harriman & Co held its iShares MBS ETF (MBB) position steady in Q2 2026 at 19,528 shares worth $1.85M. The position accounts for 0.01% of the portfolio, ranked #378.

Brown Brothers Harriman & Co first reported a position in MBB in Q3 2013 and has held it in 19 quarters since. The position peaked at $1.86M in Q4 2025. 1,021 funds tracked by Wall St. Rank hold MBB as of Q2 2026.

  • Brown Brothers Harriman & Co held 19,528 shares of iShares MBS ETF worth $1.85M as of Q2 2026.
  • Brown Brothers Harriman & Co left its iShares MBS ETF share count unchanged in Q2 2026.
  • iShares MBS ETF made up 0.01% of Brown Brothers Harriman & Co's portfolio in Q2 2026, its #378 holding.
  • Brown Brothers Harriman & Co first reported a position in iShares MBS ETF in Q3 2013 and has held it in 19 quarters since.
  • Brown Brothers Harriman & Co's iShares MBS ETF position peaked at $1.86M in Q4 2025.
  • 1,021 funds tracked by Wall St. Rank held iShares MBS ETF as of Q2 2026.

Based on Brown Brothers Harriman & Co's 13F filing for Q2 2026, filed 12 Aug 2026.