MDY icon

SPDR S&P MidCap 400 ETF Trust

1,349 hedge funds and large institutions have $13.3B invested in SPDR S&P MidCap 400 ETF Trust in 2025 Q1 according to their latest regulatory filings, with 76 funds opening new positions, 369 increasing their positions, 485 reducing their positions, and 96 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

less funds holding

Funds holding:

11% less capital invested

Capital invested by funds: $15B → $13.3B (-$1.69B)

21% less first-time investments, than exits

New positions opened: 76 | Existing positions closed: 96

24% less repeat investments, than reductions

Existing positions increased: 369 | Existing positions reduced: 485

Holders
1,349
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
66
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$468M
Puts
$307M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
676
$814K
677
$808K
678
$805K
679
$804K
680
$802K
681
$801K
682
$801K
683
$792K
684
$787K
685
$786K
686
$784K
687
$776K
688
$774K
689
$773K
690
$772K
691
$771K
692
$771K
693
$770K
694
$769K
695
$768K
696
$768K
697
$767K
698
$767K
699
$763K
700
$761K