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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 %
RB
926
Rodgers Brothers
Pennsylvania
$399K – – –
SAM
927
Summit Asset Management
Tennessee
$399K – – –
CC
928
Cadinha & Co
Hawaii
$396K – – –
OWA
929
Octavia Wealth Advisors
Ohio
$394K – – –
PTB
930
Pioneer Trust Bank
Oregon
$392K -$4.27K -8 -1%
HCMG
931
Howard Capital Management Group
California
$392K – – –
GIA
932
Gladstone Institutional Advisory
Florida
$392K – – –
AA
933
ArborFi Advisors
Michigan
$391K -$40K -75 -9%
ACM
934
Ardent Capital Management
Ohio
$389K – – –
JWBC
935
John W. Brooker & Co
California
$389K +$533 +1 +0.1%
NG
936
Norden Group
Utah
$386K +$11.7K +22 +3%
OS
937
Objectivity Squared
South Carolina
$385K +$1.49K +3 +0.4%
PCA
938
Prosperity Capital Advisors
Ohio
$384K +$85.9K +160 +29%
S
939
Sunpointe
Missouri
$383K +$13.4K +25 +4%
TCBWMS
940
Texas Capital Bank Wealth Management Services
Texas
$383K -$24K -45 -6%
FMB
941
Field & Main Bank
Kentucky
$380K +$380K +713 New
SAM
942
S.A. Mason
Michigan
$377K – – –
WPW
943
Watershed Private Wealth
Illinois
$376K -$6.4K -12 -2%
UFA
944
US Financial Advisors
Massachusetts
$376K – – –
HPBT
945
Hickory Point Bank & Trust
Illinois
$375K – – –
KMWM
946
Keudell/Morrison Wealth Management
Oregon
$375K +$375K +703 New
BDF
947
Black Diamond Financial
Maryland
$375K – – –
Simplex Trading
948
Simplex Trading
Illinois
$374K +$374K +702 New
AWM
949
Aberdeen Wealth Management
Illinois
$374K – – –
MC
950
Mathes Company
New York
$373K -$79.9K -150 -18%
36 37
38
39 40