MDY icon

State Street SPDR S&P MIDCAP 400 ETF Trust

1,361 hedge funds and large institutions have $15B invested in State Street SPDR S&P MIDCAP 400 ETF Trust in 2025 Q3 according to their latest regulatory filings, with 88 funds opening new positions, 355 increasing their positions, 481 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

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

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

1% more funds holding

Funds holding: 1,3441,361 (+17)

1.12% more ownership

Funds ownership: 62.72%63.84% (+1.1%)

26% less repeat investments, than reductions

Existing positions increased: 355 | Existing positions reduced: 481

Holders
1,361
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
58
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$499M
Puts
$305M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
526
$1.4M
527
$1.39M
528
$1.37M
529
$1.36M
530
$1.36M
531
$1.36M
532
$1.36M
533
$1.35M
534
$1.35M
535
$1.34M
536
$1.34M
537
$1.32M
538
$1.32M
539
$1.31M
540
$1.31M
541
$1.31M
542
$1.3M
543
$1.27M
544
$1.27M
545
$1.27M
546
$1.27M
547
$1.27M
548
$1.27M
549
$1.26M
550
$1.25M