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State Street SPDR S&P MIDCAP 400 ETF Trust
MDY

1,529 hedge funds and large institutions have $17.3B invested in State Street SPDR S&P MIDCAP 400 ETF Trust in 2026 Q2 according to their latest regulatory filings, with 153 funds opening new positions, 344 increasing their positions, 537 reducing their positions, and 45 closing their positions.

New
Increased
Maintained
Reduced
Closed

240% more first-time investments, than exits

New positions opened: 153 | Existing positions closed: 45

13% more capital invested

Capital invested by funds: $15.3B → $17.3B (+$2.02B)

5% more funds holding

Funds holding: 1,451 → 1,529 (+78)

0% more funds holding in top 10

Funds holding in top 10: 58 → 58 (0)

0.82% less ownership

Funds ownership: 63.7% → 62.88% (-0.82%)

36% less repeat investments, than reductions

Existing positions increased: 344 | Existing positions reduced: 537

48% less call options, than puts

Call options by funds: $462M | Put options by funds: $887M

Holders
1,529
Holders Change
+78
Holders Change %
+5.38%
% of All Funds
18.48%
Holding in Top 10
58
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.7%
New
153
Increased
344
Reduced
537
Closed
45
Calls
$462M
Puts
$887M
Net Calls
-$426M
Net Calls Change
-$258M

Top Buyers

Rank Fund Capital Flow
1
MIH
Meitav Investment House
Israel
+$276M
2
Citigroup
Citigroup
New York
+$85.3M
3
CIBC World Market
CIBC World Market
Ontario, Canada
+$51.7M
4
Two Sigma Investments
Two Sigma Investments
New York
+$27.9M
5
Northwestern Mutual Wealth Management
Northwestern Mutual Wealth Management
Wisconsin
+$25.8M

Top Sellers

Rank Fund Capital Flow
1
Morgan Stanley
Morgan Stanley
New York
-$206M
2
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
-$116M
3
Bank of America
Bank of America
North Carolina
-$68M
4
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$51.6M
5
Balyasny Asset Management
Balyasny Asset Management
Illinois
-$36.5M
Name Holding Trade Value Shares
Change 		Change in
Stake
NS
876
Northland Securities
Minnesota
$653K – – –
HWA
877
HCR Wealth Advisors
California
$652K – – –
SFG
878
SevenBridge Financial Group
Pennsylvania
$650K – – –
JSAM
879
J. Safra Asset Management
New York
$649K – – –
First Trust Advisors
880
First Trust Advisors
Illinois
$649K +$149K +223 +32%
TAM
881
Trillium Asset Management
Massachusetts
$647K – – –
TCOT
882
Trust Company of Toledo
Ohio
$647K +$287K +428 +87%
SGCM
883
Sanchez Gaunt Capital Management
Nevada
$641K -$6.7K -10 -1%
EWM
884
Empirical Wealth Management
Washington
$636K -$8.71K -13 -1%
CIM
885
Contravisory Investment Management
Massachusetts
$635K +$369K +551 +157%
FPB
886
First PREMIER Bank
South Dakota
$634K – – –
ES
887
Eagle Strategies
New York
$633K – – –
TAM
888
Titleist Asset Management
Texas
$631K – – –
CC
889
Chicago Capital
Illinois
$629K +$599K +895 New
First Manhattan
890
First Manhattan
New York
$629K +$597K +892 New
EP
891
Edgestream Partners
New Jersey
$629K +$346K +517 +137%
BFA
892
Bragg Financial Advisors
North Carolina
$628K – – –
SSW
893
Stone Summit Wealth
Florida
$626K -$36.2K -54 -6%
CFB
894
Cullen/Frost Bankers
Texas
$625K – – –
PAS
895
Park Avenue Securities
New York
$624K -$670 -1 -0.1%
CP
896
Creekside Partners
California
$624K +$670 +1 +0.1%
FBFS
897
First Business Financial Services
Wisconsin
$624K – – –
SAM
898
Sequent Asset Management
Texas
$620K +$591K +882 New
MMPW
899
Mitchell McLeod Pugh & Williams
Alabama
$619K -$4.69K -7 -0.8%
FZCM
900
Flynn Zito Capital Management
New York
$619K +$670 +1 +0.1%
34 35
36
37 38

MDY Hedge Fund Activity: Q2 2026 in Review

1,529 of the 8,274 institutional investors tracked by Wall St. Rank reported a position in State Street SPDR S&P MIDCAP 400 ETF Trust (MDY) for Q2 2026, worth a combined $17.3B — up 13% from $15.3B a quarter earlier.

Buyers outnumbered sellers: 153 funds opened new MDY positions and 45 closed out — a net gain of 108 holders — while 344 added to existing stakes and 537 trimmed.

The largest buyer was Meitav Investment House, opening a new position worth an estimated $276M. The largest seller was Morgan Stanley, cutting an estimated $206M.

  • 1,529 institutional investors held State Street SPDR S&P MIDCAP 400 ETF Trust (MDY) as of Q2 2026, up from 1,451 in Q1 2026.
  • Funds reported $17.3B of State Street SPDR S&P MIDCAP 400 ETF Trust stock for Q2 2026, up 13% quarter-over-quarter.
  • 153 funds opened new State Street SPDR S&P MIDCAP 400 ETF Trust positions in Q2 2026 and 45 closed out, a net change of +108 holders.
  • The largest State Street SPDR S&P MIDCAP 400 ETF Trust buyer in Q2 2026 was Meitav Investment House, an estimated $276M added.
  • The largest State Street SPDR S&P MIDCAP 400 ETF Trust seller in Q2 2026 was Morgan Stanley, an estimated $206M sold.

Based on aggregated 13F filings for Q2 2026.