MDY icon

SPDR S&P MidCap 400 ETF Trust

1,347 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, 367 increasing their positions, 485 reducing their positions, and 94 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 (-$1.7B)

19% less first-time investments, than exits

New positions opened: 76 | Existing positions closed: 94

24% less repeat investments, than reductions

Existing positions increased: 367 | Existing positions reduced: 485

Holders
1,347
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
1126
$241K
1127
$241K
1128
$240K
1129
$240K
1130
$239K
1131
$239K
1132
$239K
1133
$239K
1134
$238K
1135
$238K
1136
$237K
1137
$236K
1138
$236K
1139
$235K
1140
$234K
1141
$234K
1142
$232K
1143
$232K
1144
$231K
1145
$231K
1146
$230K
1147
$229K
1148
$228K
1149
$228K
1150
$228K