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
776
$628K
777
$624K
778
$623K
779
$622K
780
$620K
781
$618K
782
$617K
783
$616K
784
$616K
785
$610K
786
$608K
787
$607K
788
$605K
789
$605K
790
$600K
791
$599K
792
$597K
793
$596K
794
$593K
795
$585K
796
$585K
797
$582K
798
$581K
799
$580K
800
$578K