Empirical Asset Management’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
$488K Buy
5,137
+358
+7% +$34.2K 0.13% 223
2025
Q4
$455K Sell
4,779
-1,119
-19% -$107K 0.13% 211
2025
Q3
$561K Buy
5,898
+265
+5% +$24.9K 0.16% 208
2025
Q2
$529K Sell
5,633
-104
-2% -$9.64K 0.16% 197
2025
Q1
$538K Buy
5,737
+748
+15% +$69.2K 0.18% 169
2024
Q4
$457K Buy
4,989
+1,035
+26% +$96.4K 0.15% 174
2024
Q3
$379K Buy
3,954
+345
+10% +$32.6K 0.13% 197
2024
Q2
$331K Buy
+3,609
New +$329K 0.12% 226

Other funds holding MBB

Empirical Asset Management's MBB Position: Q1 2026 in Review

Empirical Asset Management increased its iShares MBS ETF (MBB) stake by 7.5% in Q1 2026, buying an estimated $34.2K and bringing the position to 5,137 shares worth $488K. The position accounts for 0.13% of the portfolio, ranked #223.

Empirical Asset Management first reported a position in MBB in Q2 2024 and has held it in 8 quarters since. The position peaked at $561K in Q3 2025. 1,019 funds tracked by Wall St. Rank hold MBB as of Q1 2026.

  • Empirical Asset Management held 5,137 shares of iShares MBS ETF worth $488K as of Q1 2026.
  • Empirical Asset Management bought 358 iShares MBS ETF shares in Q1 2026, an estimated $34.2K.
  • iShares MBS ETF made up 0.13% of Empirical Asset Management's portfolio in Q1 2026, its #223 holding.
  • Empirical Asset Management first reported a position in iShares MBS ETF in Q2 2024 and has held it in 8 quarters since.
  • Empirical Asset Management's iShares MBS ETF position peaked at $561K in Q3 2025.
  • 1,019 funds tracked by Wall St. Rank held iShares MBS ETF as of Q1 2026.

Based on Empirical Asset Management's 13F filing for Q1 2026, filed 11 May 2026.