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SPDR S&P MidCap 400 ETF Trust
MDY

Overview Fund Activity

1,341 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, 482 reducing their positions, and 94 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,341
Holders Change
-48
Holders Change %
-3.46%
% of All Funds
18.22%
Holding in Top 10
66
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+3.13%
% of All Funds
0.9%
New
76
Increased
367
Reduced
482
Closed
94
Calls
$468M
Puts
$307M
Net Calls
+$161M
Net Calls Change
-$9.79M

Top Buyers

1
Bank of America
Bank of America
North Carolina
+$91.1M
2
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
+$59.5M
3
Millennium Management
Millennium Management
New York
+$42.1M
4
Creative Planning
Creative Planning
Kansas
+$40M
5
SILC
Starr Indemnity & Liability Company
New York
+$36M

Top Sellers

1
Goldman Sachs
Goldman Sachs
New York
-$161M
2
BGDI
BW Gestao de Investimentos
Brazil
-$126M
3
Citadel Advisors
Citadel Advisors
Florida
-$91.8M
4
MCM
Moore Capital Management
New York
-$85.9M
5
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management
California
-$85.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
GT
126
Glenmede Trust
Pennsylvania
$12.2M +$604K +1,132 +5%
WFA
127
Wellspring Financial Advisors
Ohio
$12.2M -$783K -1,467 -6%
MA
128
MCF Advisors
Kentucky
$11.6M -$629K -1,177 -5%
Thrivent Financial for Lutherans
129
Thrivent Financial for Lutherans
Minnesota
$11.5M – – –
TCA
130
Trifecta Capital Advisors
Illinois
$10.8M -$200K -375 -2%
CFO
131
Callan Family Office
Pennsylvania
$10.8M -$297K -556 -3%
Mercer Global Advisors
132
Mercer Global Advisors
Colorado
$10.7M +$2.7M +5,061 +34%
DBIA
133
Dumont & Blake Investment Advisors
New Jersey
$10.7M -$68.3K -128 -0.6%
ECM
134
Exchange Capital Management
Michigan
$10.7M -$125K -234 -1%
ONB
135
Old National Bancorp
Indiana
$10.7M -$139K -260 -1%
JA
136
JVL Associates
Michigan
$10.6M -$19.2K -36 -0.2%
AIP
137
Ameritas Investment Partners
Nebraska
$10.3M +$699K +1,310 +7%
PCA
138
Peddock Capital Advisors
Massachusetts
$10.3M -$177K -331 -2%
LFS
139
Lutz Financial Services
Nebraska
$10.2M -$51.7K -97 -0.5%
CIC
140
Carnegie Investment Counsel
Ohio
$10.1M -$1.15M -2,408 -10%
FTA
141
Financial & Tax Architects
Missouri
$9.88M +$9.88M +18,520 New
CCB
142
Country Club Bank
Missouri
$9.83M -$358K -673 -4%
GA
143
GFS Advisors
Texas
$9.6M +$1.33M +2,500 +16%
QCM
144
Quantinno Capital Management
New York
$9.57M +$8.69M +16,294 +996%
Kovitz Investment Group Partners
145
Kovitz Investment Group Partners
Illinois
$9.49M -$16.5K -31 -0.2%
CP
146
Canopy Partners
Ohio
$9.35M -$547K -1,025 -6%
SI
147
Symmetry Investments
Jersey
$9.33M +$7.37M +13,823 +376%
NB
148
NBT Bank
New York
$9.31M -$117K -219 -1%
BWA
149
Bordeaux Wealth Advisors
California
$9.23M – – –
OC
150
Oppenheimer & Co
New York
$9.22M +$5.12M +9,606 +125%
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6
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