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iShares Core S&P 500 ETF

3,960 hedge funds and large institutions have $552B invested in iShares Core S&P 500 ETF in 2026 Q1 according to their latest regulatory filings, with 167 funds opening new positions, 1,762 increasing their positions, 1,512 reducing their positions, and 125 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less funds holding

Funds holding:

less ownership

Funds ownership:

2% less funds holding in top 10

Funds holding in top 10: 1,2731,243 (-30)

6% less capital invested

Capital invested by funds: $587B → $552B (-$35B)

14% less call options, than puts

Call options by funds: $1.88B | Put options by funds: $2.2B

Holders
3,960
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1,243
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.88B
Puts
$2.2B
Net Calls
Net Calls Change

Top Buyers

1 +$8.51B
2 +$5.79B
3 +$4.52B
4
BlackRock
BlackRock
New York
+$3.64B
5
Citadel Advisors
Citadel Advisors
Florida
+$2.72B

Top Sellers

1 -$11.6B
2 -$6.93B
3 -$5.01B
4
Marshall Wace
Marshall Wace
United Kingdom
-$4.21B
5
SSA
Schonfeld Strategic Advisors
New York
-$3.6B
Name Holding Trade Value Shares
Change
Change in
Stake
DWM
101
Dynasty Wealth Management
Florida
$780M
PAS
102
Park Avenue Securities
New York
$768M
RFC
103
Regions Financial Corp
Alabama
$755M
Rockefeller Capital Management
104
Rockefeller Capital Management
New York
$750M
SAM
105
Simplify Asset Management
Nevada
$713M
CWM
106
Circle Wealth Management
New Jersey
$711M
PA
107
Parallel Advisors
California
$698M
CI Investments Inc
108
CI Investments Inc
Ontario, Canada
$695M
Ohio Public Employees Retirement System (OPERS)
109
Ohio Public Employees Retirement System (OPERS)
Ohio
$681M
SLI
110
Sumitomo Life Insurance
Japan
$672M
Bessemer Group
111
Bessemer Group
New Jersey
$671M
LP
112
LMR Partners
United Kingdom
$664M
FGP
113
Freestone Grove Partners
California
$644M
Allianz Asset Management
114
Allianz Asset Management
Germany
$641M
Thrivent Financial for Lutherans
115
Thrivent Financial for Lutherans
Minnesota
$628M
NA
116
NewEdge Advisors
Louisiana
$575M
Schroder Investment Management Group
117
Schroder Investment Management Group
United Kingdom
$574M
NFA
118
Nationwide Fund Advisors
Ohio
$567M
Baird Financial Group
119
Baird Financial Group
Wisconsin
$564M
P
120
&Partners
Tennessee
$557M
FFA
121
Farther Finance Advisors
California
$557M
JSTA
122
Japan Science & Technology Agency
Japan
$554M
CCM
123
Coldstream Capital Management
Washington
$549M
Franklin Resources
124
Franklin Resources
California
$544M
PCIG
125
Partners Capital Investment Group
Massachusetts
$537M