Wells Fargo’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
2024
Q3
Sell
-300,000
Closed -$27.5M 6997
2024
Q2
$27.5M Buy
+300,000
New +$27.3M 0.01% 1052

Other funds holding MBB

Wells Fargo's MBB Position: Q1 2026 in Review

Wells Fargo reduced its iShares MBS ETF (MBB) stake by 0.21% in Q1 2026, selling an estimated $539K and leaving 2,711,021 shares worth $257M. The position accounts for 0.05% of the portfolio, ranked #325.

Wells Fargo first reported a position in MBB in Q2 2013 and has held it in 52 quarters since. The position peaked at $1B in Q3 2019. 1,022 funds tracked by Wall St. Rank hold MBB as of Q1 2026.

  • Wells Fargo held 2,711,021 shares of iShares MBS ETF worth $257M as of Q1 2026.
  • Wells Fargo sold 5,644 iShares MBS ETF shares in Q1 2026, an estimated $539K.
  • iShares MBS ETF made up 0.05% of Wells Fargo's portfolio in Q1 2026, its #325 holding.
  • Wells Fargo first reported a position in iShares MBS ETF in Q2 2013 and has held it in 52 quarters since.
  • Wells Fargo's iShares MBS ETF position peaked at $1B in Q3 2019.
  • 1,022 funds tracked by Wall St. Rank held iShares MBS ETF as of Q1 2026.

Based on Wells Fargo's 13F filing for Q1 2026, filed 11 May 2026.