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iShares MBS ETF

926 hedge funds and large institutions have $31.9B invested in iShares MBS ETF in 2025 Q1 according to their latest regulatory filings, with 108 funds opening new positions, 322 increasing their positions, 404 reducing their positions, and 72 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more funds holding

Funds holding:

4% less capital invested

Capital invested by funds: $33.4B → $31.9B (-$1.43B)

5.13% less ownership

Funds ownership: 91.8%86.67% (-5.1%)

20% less repeat investments, than reductions

Existing positions increased: 322 | Existing positions reduced: 404

Holders
926
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
67
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$57.7M
Puts
$4.38M
Net Calls
Net Calls Change

Top Buyers

1 +$268M
2 +$226M
3 +$126M
4
UBS AM
UBS AM
Illinois
+$98.7M
5
Jane Street
Jane Street
New York
+$85.1M
Name Holding Trade Value Shares
Change
Change in
Stake
476
$1.15M
477
$1.14M
478
$1.14M
479
$1.14M
480
$1.13M
481
$1.13M
482
$1.12M
483
$1.12M
484
$1.12M
485
$1.11M
486
$1.11M
487
$1.1M
488
$1.1M
489
$1.07M
490
$1.07M
491
$1.05M
492
$1.05M
493
$1.05M
494
$1.05M
495
$1.04M
496
$1.04M
497
$1.03M
498
$1.01M
499
$1M
500
$989K