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SPDR S&P MidCap 400 ETF Trust
MDY

Overview Fund Activity

1,326 hedge funds and large institutions have $14.2B invested in SPDR S&P MidCap 400 ETF Trust in 2025 Q2 according to their latest regulatory filings, with 84 funds opening new positions, 325 increasing their positions, 510 reducing their positions, and 65 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,326
Holders Change
-15
Holders Change %
-1.12%
% of All Funds
17.77%
Holding in Top 10
57
Holding in Top 10 Change
-9
Holding in Top 10 Change %
-13.64%
% of All Funds
0.76%
New
84
Increased
325
Reduced
510
Closed
65
Calls
$535M
Puts
$407M
Net Calls
+$128M
Net Calls Change
-$32.6M

Top Buyers

1
Morgan Stanley
Morgan Stanley
New York
+$153M
2
MCM
Moore Capital Management
New York
+$152M
3
Corient Private Wealth
Corient Private Wealth
Florida
+$136M
4
Goldman Sachs
Goldman Sachs
New York
+$134M
5
HF
HRT Financial
New York
+$60M

Top Sellers

1
Citadel Advisors
Citadel Advisors
Florida
-$125M
2
SG Americas Securities
SG Americas Securities
New York
-$58.4M
3
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management
California
-$54.1M
4
Millennium Management
Millennium Management
New York
-$53M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
-$48.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
EIP
1001
Ellis Investment Partners
Pennsylvania
$334K -$567 -1 -0.2%
BI
1002
Berkeley Inc
Idaho
$332K – – –
FC
1003
Financial Council
Maryland
$331K – – –
DL
1004
DOHJ LLC
Washington
$331K – – –
VWA
1005
Visionary Wealth Advisors
Illinois
$327K -$10.8K -19 -3%
RW
1006
REDW Wealth
New Mexico
$327K -$60.7K -107 -16%
SFG
1007
SNS Financial Group
Minnesota
$327K – – –
LFS
1008
Legacy Financial Strategies
Kansas
$326K – – –
HIG
1009
Heritage Investment Group
Florida
$326K – – –
FCI
1010
Financial Counselors Inc
Kansas
$323K -$36.8M -65,030 -99%
NPAN
1011
Northeast Planning Associates NH
New Hampshire
$323K – – –
PCMK
1012
Paragon Capital Management (Kansas)
Kansas
$319K -$3.97K -7 -1%
NAS
1013
NWF Advisory Services
California
$318K – – –
PAS
1014
Park Avenue Securities
New York
$318K +$80.9K +143 +34%
Walleye Capital
1015
Walleye Capital
New York
$317K +$317K +560 New
PFA
1016
Pure Financial Advisors
California
$317K +$6.8K +12 +2%
HNWAG
1017
High Net Worth Advisory Group
Florida
$317K – – –
AC
1018
AlphaCore Capital
California
$315K +$66.3K +117 +27%
ACA
1019
Anchor Capital Advisors
Massachusetts
$314K – – –
CWG
1020
Cornerstone Wealth Group
North Carolina
$314K +$60K +106 +24%
RLIM
1021
Red Lighthouse Investment Management
New York
$312K – – –
WA
1022
WP Advisors
California
$311K -$83.2K -147 -21%
CA
1023
CoreCap Advisors
Michigan
$308K -$21.5K -38 -7%
HT
1024
Heritage Trust
Oklahoma
$308K – – –
CA
1025
Cortland Associates
Missouri
$308K +$1.13K +2 +0.4%
39 40
41
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