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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.

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
1
Bank of America
North Carolina
$1.2B
2
Qube Research & Technologies (QRT)
2
Qube Research & Technologies (QRT)
United Kingdom
$61.2M
3
Millennium Management
3
Millennium Management
New York
$54.5M
4
Creative Planning
4
Creative Planning
Kansas
$173M
5
SILC
5
Starr Indemnity & Liability Company
New York
$36M

Top Sellers

1
Goldman Sachs
1
Goldman Sachs
New York
$337M
2
BGDI
2
BW Gestao de Investimentos
Brazil
$0
3
Citadel Advisors
3
Citadel Advisors
Florida
$119M
4
MCM
4
Moore Capital Management
New York
$195M
5
Kayne Anderson Rudnick Investment Management
5
Kayne Anderson Rudnick Investment Management
California
$116M
Name Market Value Shares Shares
Change 		Shares
Change %
VC
101
Vestor Capital
Illinois
$17.2M 32,231 +150 +0.5%
HNB
102
Huntington National Bank
Ohio
– – – –
EWA
103
EP Wealth Advisors
California
$16.7M 31,311 +513 +2%
SWA
104
Serenus Wealth Advisors
California
$16.5M 30,923 -364 -1%
Fidelity Investments
105
Fidelity Investments
Massachusetts
$16.2M 30,443 -94 -0.3%
M&T Bank
106
M&T Bank
New York
$16M 30,013 -2,424 -7%
MMA
107
Miracle Mile Advisors
California
$15.9M 29,831 -234 -0.8%
CFMC
108
Curbstone Financial Management Corp
New Hampshire
$15.9M 29,806 -550 -2%
KAS
109
Kestra Advisory Services
Texas
$15.8M 29,627 -1,252 -4%
HW
110
Hancock Whitney
Mississippi
$15.6M 29,252 +34 +0.1%
TWA
111
Tandem Wealth Advisors
Arizona
$15.6M 29,251 +785 +3%
CRC
112
Curi RMB Capital
Illinois
$15.2M 28,362 -1,547 -5%
TPW
113
Tiller Private Wealth
Pennsylvania
$14.9M 28,021 +958 +4%
Cambridge Investment Research Advisors
114
Cambridge Investment Research Advisors
Iowa
$14.7M 27,581 -4,149 -13%
MML Investors Services
115
MML Investors Services
Massachusetts
$14.4M 27,065 -854 -3%
SB
116
Simmons Bank
Arkansas
$14.3M 26,716 -1,742 -6%
MFIM
117
Mesirow Financial Investment Management
Illinois
$14.3M 26,716 +1,123 +4%
CB
118
Commerce Bank
Missouri
$14M 26,289 -401 -2%
SC
119
Savant Capital
Illinois
$13.4M 25,061 -156 -0.6%
AEPWM
120
Atlantic Edge Private Wealth Management
Florida
$13M 24,446 -193 -0.8%
SPIA
121
Steward Partners Investment Advisory
New York
$13M 24,338 -1,043 -4%
WAAG
122
Wealth Alliance Advisory Group
Kansas
$12.8M 23,934 -8,144 -25%
YCM
123
Yousif Capital Management
Michigan
$12.7M 23,816 +6,589 +38%
CAM
124
Cresset Asset Management
Illinois
$12.4M 23,208 -12,925 -36%
AAS
125
Avantax Advisory Services
Texas
$12.3M 22,996 -400 -2%
3 4
5
6 7