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SPDR S&P MidCap 400 ETF Trust
MDY

Overview Fund Activity

1,322 hedge funds and large institutions have $14.1B invested in SPDR S&P MidCap 400 ETF Trust in 2025 Q2 according to their latest regulatory filings, with 84 funds opening new positions, 324 increasing their positions, 509 reducing their positions, and 64 closing their positions.

Holders
1,322
Holders Change
-19
Holders Change %
-1.42%
% of All Funds
17.75%
Holding in Top 10
57
Holding in Top 10 Change
-9
Holding in Top 10 Change %
-13.64%
% of All Funds
0.77%
New
84
Increased
324
Reduced
509
Closed
64
Calls
$259M
Puts
$158M
Net Calls
+$100M
Net Calls Change
-$60.8M

Top Buyers

1
Morgan Stanley
1
Morgan Stanley
New York
$749M
2
MCM
2
Moore Capital Management
New York
$359M
3
Corient Private Wealth
3
Corient Private Wealth
Florida
$275M
4
Goldman Sachs
4
Goldman Sachs
New York
$492M
5
HF
5
HRT Financial
New York
$61.7M

Top Sellers

1
Citadel Advisors
1
Citadel Advisors
Florida
$1.25M
2
SG Americas Securities
2
SG Americas Securities
New York
$59.4M
3
Kayne Anderson Rudnick Investment Management
3
Kayne Anderson Rudnick Investment Management
California
$69.4M
4
Millennium Management
4
Millennium Management
New York
$4.84M
5
Qube Research & Technologies (QRT)
5
Qube Research & Technologies (QRT)
United Kingdom
$16.8M
Name Market Value Shares Shares
Change 		Shares
Change %
HNB
101
Huntington National Bank
Ohio
– – – –
Qube Research & Technologies (QRT)
102
Qube Research & Technologies (QRT)
United Kingdom
$16.8M 29,707 -84,985 -74%
EWA
103
EP Wealth Advisors
California
$16.8M 29,627 -1,684 -5%
HCP
104
Holt Capital Partners
Texas
$16.8M 29,579 -15,888 -35%
MAM
105
Madison Asset Management
Wisconsin
$16.5M 29,164 -5,740 -16%
SWA
106
Serenus Wealth Advisors
California
$16.4M 28,879 -2,044 -7%
TPW
107
Tiller Private Wealth
Pennsylvania
$16.1M 28,354 +333 +1%
Cambridge Investment Research Advisors
108
Cambridge Investment Research Advisors
Iowa
$15.5M 27,377 -204 -0.7%
M&T Bank
109
M&T Bank
New York
$15.4M 27,098 -2,915 -10%
CB
110
Commerce Bank
Missouri
$15M 26,454 +165 +0.6%
SB
111
Simmons Bank
Arkansas
$14.5M 25,606 -1,110 -4%
MFIM
112
Mesirow Financial Investment Management
Illinois
$14.4M 25,464 -1,252 -5%
SC
113
Savant Capital
Illinois
$14.1M 24,944 -117 -0.5%
SPIA
114
Steward Partners Investment Advisory
New York
$14.1M 24,826 +488 +2%
WAAG
115
Wealth Alliance Advisory Group
Kansas
$14.1M 24,825 +891 +4%
CAM
116
Cresset Asset Management
Illinois
$13.5M 23,784 +576 +2%
MML Investors Services
117
MML Investors Services
Massachusetts
$13.5M 23,839 -3,226 -12%
GIM
118
Glenmede Investment Management
Pennsylvania
$13.5M 23,750 +23,750 New
AAS
119
Avantax Advisory Services
Texas
$13.3M 23,526 +530 +2%
AEPWM
120
Atlantic Edge Private Wealth Management
Florida
$13.1M 23,146 -1,300 -5%
MA
121
MCF Advisors
Kentucky
$12.1M 21,391 -373 -2%
TWM
122
Thrive Wealth Management
Pennsylvania
$12.1M 21,391 +20,535 +2,399%
ONB
123
Old National Bancorp
Indiana
$12.1M 21,376 +1,411 +7%
TCA
124
Trifecta Capital Advisors
Illinois
$11.5M 20,254 – –
CIC
125
Carnegie Investment Counsel
Ohio
$11.4M 20,102 -1,010 -5%
3 4
5
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