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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
17.78%
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 %
HNB
1251
Hilltop National Bank
Wyoming
$70.8K +$70.8K +125 New
CYG
1252
Clean Yield Group
Vermont
$70.2K +$13.6K +24 +24%
RIL
1253
Rothschild Investment LLC
Illinois
$68.3K +$565 +1 +0.8%
HAP
1254
Harbor Asset Planning
Massachusetts
$65.5K +$65.5K +116 New
CH
1255
Canton Hathaway
Rhode Island
$65K – – –
AF
1256
Advisornet Financial
Minnesota
$62.3K +$2.83K +5 +5%
BCMLT
1257
Beacon Capital Management LLC (Tennessee)
Tennessee
$60.5K -$27.7K -49 -31%
NOI
1258
Newton One Investments
Delaware
$58K – – –
Toronto Dominion Bank
1259
Toronto Dominion Bank
Ontario, Canada
$57K – – –
TIM
1260
Tortoise Investment Management
New York
$56.6K -$43.6K -77 -44%
PAM
1261
Parvin Asset Management
South Dakota
$56.6K – – –
SNB
1262
Security National Bank
Nebraska
$56.6K – – –
AIM
1263
Anchor Investment Management
South Carolina
$56.6K – – –
1NWS
1264
1 North Wealth Services
Maryland
$55.5K – – –
BCV
1265
Banque Cantonale Vaudoise
Switzerland
$54K – – –
MSG
1266
Main Street Group
Virginia
$51K – – –
FCT
1267
First Community Trust
Iowa
$51K – – –
SAM
1268
Smartleaf Asset Management
Massachusetts
$49.9K – – –
ICM
1269
Islay Capital Management
Texas
$49.9K -$5.67K -10 -10%
PCTC
1270
Perkins Coie Trust Company
Washington
$48.1K – – –
RWM
1271
RMG Wealth Management
Wisconsin
$45.2K +$45.2K +78 New
BG
1272
Bollard Group
Massachusetts
$45K – – –
WAS
1273
Winch Advisory Services
Wisconsin
$44.8K – – –
MAS
1274
MPWM Advisory Solutions
Georgia
$39.7K -$5.67K -10 -13%
CBT
1275
CoreFirst Bank & Trust
Kansas
$39.7K +$39.7K +70 New
49 50
51
52 53