Berkshire Asset Management’s iShares National Muni Bond ETF MUB Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q4
Sell
-6,572
Closed -$700K 288
2025
Q3
$700K Sell
6,572
-1,300
-17% -$136K 0.03% 165
2025
Q2
$822K Hold
7,872
0.04% 151
2025
Q1
$820K Hold
7,872
0.04% 153
2024
Q4
$837K Hold
7,872
0.04% 153
2024
Q3
$839K Hold
7,872
0.04% 146
2024
Q2
$839K Buy
+7,872
New +$838K 0.04% 147
2019
Q4
Sell
-3,750
Closed -$428K 210
2019
Q3
$428K Buy
+3,750
New +$428K 0.04% 148
2019
Q2
Sell
-3,750
Closed -$417K 219
2019
Q1
$417K Hold
3,750
0.04% 156
2018
Q4
$409K Hold
3,750
0.04% 151
2018
Q3
$405K Hold
3,750
0.03% 160
2018
Q2
$409K Hold
3,750
0.04% 150
2018
Q1
$408K Sell
3,750
-157
-4% -$17.1K 0.04% 147
2017
Q4
$433K Hold
3,907
0.04% 148
2017
Q3
$433K Hold
3,907
0.05% 135
2017
Q2
$430K Hold
3,907
0.05% 134
2017
Q1
$426K Buy
3,907
+157
+4% +$17K 0.05% 133
2016
Q4
$406K Buy
3,750
+500
+15% +$54.8K 0.05% 130
2016
Q3
$366K Hold
3,250
0.05% 138
2016
Q2
$370K Hold
3,250
0.06% 134
2016
Q1
$363K Hold
3,250
0.06% 120
2015
Q4
$360K Hold
3,250
0.06% 117
2015
Q3
$356K Hold
3,250
0.06% 115
2015
Q2
$352K Hold
3,250
0.06% 124
2015
Q1
$359K Hold
3,250
0.06% 125
2014
Q4
$359K Sell
3,250
-500
-13% -$55K 0.06% 125
2014
Q3
$411K Hold
3,750
0.08% 117
2014
Q2
$407K Hold
3,750
0.08% 115
2014
Q1
$401K Hold
3,750
0.08% 106
2013
Q4
$389K Sell
3,750
-1,820
-33% -$190K 0.07% 121
2013
Q3
$582K Sell
5,570
-830
-13% -$85.7K 0.14% 92
2013
Q2
$672K Buy
+6,400
New +$700K 0.19% 81

Other funds holding MUB

Berkshire Asset Management's MUB Position: Q4 2025 in Review

Berkshire Asset Management sold out of iShares National Muni Bond ETF (MUB) in Q4 2025, closing a stake of 6,572 shares — an estimated $700K sold.

Berkshire Asset Management first reported a position in MUB in Q2 2013 and held it in 31 quarters. The position peaked at $839K in Q3 2024. 1,631 funds tracked by Wall St. Rank hold MUB as of Q4 2025.

  • Berkshire Asset Management reported no remaining iShares National Muni Bond ETF position as of Q4 2025 after selling out during the quarter.
  • Berkshire Asset Management sold 6,572 iShares National Muni Bond ETF shares in Q4 2025, an estimated $700K.
  • Berkshire Asset Management first reported a position in iShares National Muni Bond ETF in Q2 2013 and held it in 31 quarters.
  • Berkshire Asset Management's iShares National Muni Bond ETF position peaked at $839K in Q3 2024.
  • 1,631 funds tracked by Wall St. Rank held iShares National Muni Bond ETF as of Q4 2025.

Based on Berkshire Asset Management's 13F filing for Q4 2025, filed 17 Feb 2026.