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
726
$714K
727
$713K
728
$712K
729
$707K
730
$704K
731
$703K
732
$700K
733
$700K
734
$697K
735
$693K
736
$691K
737
$688K
738
$687K
739
$681K
740
$678K
741
$676K
742
$674K
743
$669K
744
$669K
745
$667K
746
$667K
747
$667K
748
$667K
749
$666K
750
$666K