UBS Group’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
Q2
Sell
-150,000
Closed -$13.9M 9870
2024
Q1
$13.9M Buy
+150,000
New +$13.9M ﹤0.01% 1992

Other funds holding MBB

UBS Group's MBB Position: Q2 2026 in Review

UBS Group reduced its iShares MBS ETF (MBB) stake by 15% in Q2 2026, selling an estimated $316M and leaving 18,496,926 shares worth $1.75B. The position accounts for 0.22% of the portfolio, ranked #83.

UBS Group first reported a position in MBB in Q4 2014 and has held it in 47 quarters since. The position peaked at $2.07B in Q1 2026. 1,028 funds tracked by Wall St. Rank hold MBB as of Q2 2026.

  • UBS Group held 18,496,926 shares of iShares MBS ETF worth $1.75B as of Q2 2026.
  • UBS Group sold 3,340,299 iShares MBS ETF shares in Q2 2026, an estimated $316M.
  • iShares MBS ETF made up 0.22% of UBS Group's portfolio in Q2 2026, its #83 holding.
  • UBS Group first reported a position in iShares MBS ETF in Q4 2014 and has held it in 47 quarters since.
  • UBS Group's iShares MBS ETF position peaked at $2.07B in Q1 2026.
  • 1,028 funds tracked by Wall St. Rank held iShares MBS ETF as of Q2 2026.

Based on UBS Group's 13F filing for Q2 2026, filed 13 Aug 2026.