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SPDR S&P MidCap 400 ETF Trust
MDY

Overview Fund Activity

1,325 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
1,325
Holders Change
-16
Holders Change %
-1.19%
% 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
$749M
2
MCM
Moore Capital Management
New York
$359M
3
Corient Private Wealth
Corient Private Wealth
Florida
$275M
4
Goldman Sachs
Goldman Sachs
New York
$492M
5
HF
HRT Financial
New York
$61.7M

Top Sellers

1
Citadel Advisors
Citadel Advisors
Florida
$1.25M
2
SG Americas Securities
SG Americas Securities
New York
$59.4M
3
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management
California
$69.4M
4
Millennium Management
Millennium Management
New York
$4.84M
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
$16.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
ATC
351
Argent Trust Co
Tennessee
$3M +$99.1K +175 +3%
GSIAS
352
Garden State Investment Advisory Services
New Jersey
$2.95M -$369K -650 -11%
MIM
353
Miller Investment Management
Pennsylvania
$2.95M – – –
SFS
354
Sowell Financial Services
Arkansas
$2.92M +$60.6K +107 +2%
CT
355
Coastline Trust
Rhode Island
$2.88M +$224K +395 +8%
Envestnet Portfolio Solutions
356
Envestnet Portfolio Solutions
Illinois
$2.88M +$286K +505 +11%
CAGAS
357
Capital Advisory Group Advisory Services
Minnesota
$2.87M +$105K +186 +4%
ST
358
Spinnaker Trust
Maine
$2.86M -$566 -1 -0%
GHAM
359
Gilman Hill Asset Management
Connecticut
$2.86M +$286K +504 +11%
SPC
360
Sigma Planning Corp
Michigan
$2.85M -$31.7K -56 -1%
SSA
361
SSA Swiss Advisors
$2.85M -$2.44M -4,161 -46%
T. Rowe Price Associates
362
T. Rowe Price Associates
Maryland
$2.83M +$1.13M +1,993 +66%
PAM
363
Pegasus Asset Management
New York
$2.83M -$47.6K -84 -2%
LWCFA
364
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$2.82M – – –
MGIA
365
Moneta Group Investment Advisors
Missouri
$2.81M +$107K +189 +4%
SIC
366
Shoker Investment Counsel
Ohio
$2.8M -$48.7K -86 -2%
Vanguard Group
367
Vanguard Group
Pennsylvania
$2.79M -$87.2K -154 -3%
NEPWA
368
New England Private Wealth Advisors
Massachusetts
$2.75M – – –
WB
369
WesBanco Bank
West Virginia
$2.75M +$203K +359 +8%
WC
370
Weil Company
California
$2.74M -$697K -1,230 -20%
NAMP
371
NorthStar Asset Management (Pennsylvania)
Pennsylvania
$2.73M – – –
IBOK
372
Independence Bank of Kentucky
Kentucky
$2.71M – – –
IA
373
IFG Advisory
Georgia
$2.7M -$27.8K -49 -1%
CF
374
Centaurus Financial
California
$2.69M +$478K +843 +22%
TRCT
375
Tower Research Capital (TRC)
New York
$2.69M +$2.68M +4,738 +27,871%
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