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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 %
WF
26
Welch & Forbes
Massachusetts
$96M 169,447 -437 -0.3%
WA
27
Waddell & Associates
Tennessee
$81.3M 143,568 +1,980 +1%
WT
28
Whittier Trust
California
$75.1M 132,647 -2,955 -2%
Cerity Partners
29
Cerity Partners
New York
$73M 128,923 -3,164 -2%
Truist Financial
30
Truist Financial
North Carolina
$69.6M 122,839 +5,455 +5%
Kayne Anderson Rudnick Investment Management
31
Kayne Anderson Rudnick Investment Management
California
$69.4M 122,461 -95,523 -44%
FNBT
32
FineMark National Bank & Trust
Florida
$69.1M 122,014 -2,036 -2%
HBT
33
Hills Bank & Trust
Iowa
$67.5M 119,169 -1,187 -1%
Brown Advisory
34
Brown Advisory
Maryland
$67.3M 118,721 +543 +0.5%
HF
35
HRT Financial
New York
$61.7M 108,920 +105,961 +3,581%
Stifel Financial
36
Stifel Financial
Missouri
$60.1M 106,069 -6,081 -5%
MA
37
Montag & Associates
Georgia
$60M 105,494 -1,949 -2%
Mariner
38
Mariner
Kansas
$59.7M 105,365 +3,821 +4%
SG Americas Securities
39
SG Americas Securities
New York
$59.4M 104,840 -103,005 -50%
Commonwealth Equity Services
40
Commonwealth Equity Services
Massachusetts
$57.5M 101,557 -5,276 -5%
AUB
41
Atlantic Union Bankshares
Virginia
$51.5M 90,942 +90,942 New
WT
42
Washington Trust
Rhode Island
$50M 88,255 -53 -0.1%
Wealth Enhancement Advisory Services
43
Wealth Enhancement Advisory Services
Minnesota
$47.1M 80,953 -677 -0.8%
Squarepoint
44
Squarepoint
New York
$46.7M 82,480 +48,145 +140%
Focus Partners Wealth
45
Focus Partners Wealth
Massachusetts
$45.8M 80,814 -2,344 -3%
William Blair & Company
46
William Blair & Company
Illinois
$44.4M 78,366 +2,685 +4%
Ameriprise
47
Ameriprise
Minnesota
$43.7M 77,255 +8,051 +12%
Envestnet Asset Management
48
Envestnet Asset Management
Illinois
$43.6M 77,053 +641 +0.8%
CAPTRUST Financial Advisors
49
CAPTRUST Financial Advisors
North Carolina
$41.5M 73,269 -2,591 -3%
DP
50
Divergent Planning
Maryland
$40.3M 70,243 +3,741 +6%
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