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
826
$533K
827
$533K
828
$533K
829
$530K
830
$529K
831
$528K
832
$528K
833
$523K
834
$520K
835
$515K
836
$515K
837
$514K
838
$512K
839
$511K
840
$510K
841
$510K
842
$506K
843
$504K
844
$503K
845
$503K
846
$500K
847
$497K
848
$493K
849
$493K
850
$493K