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iShares Core S&P 500 ETF

3,912 hedge funds and large institutions have $551B invested in iShares Core S&P 500 ETF in 2026 Q1 according to their latest regulatory filings, with 165 funds opening new positions, 1,738 increasing their positions, 1,496 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:

3% less funds holding in top 10

Funds holding in top 10: 1,2681,235 (-33)

6% less capital invested

Capital invested by funds: $587B → $551B (-$35.6B)

14% less call options, than puts

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

Holders
3,912
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1,235
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
DI
4001
Disciplined Investors
Texas
M1FG
4002
Mach-1 Financial Group
Arkansas
SA
4003
Strategic Advocates
Utah
AW
4004
Apricus Wealth
South Carolina
MAM
4005
Marotta Asset Management
Virginia
TSS
4006
Two Sigma Securities
New York
IWA
4007
IVC Wealth Advisors
Pennsylvania
CA
4008
CWC Advisors
Oregon
OA
4009
Oxbow Advisors
Texas
CWL
4010
Causey Wealth LLC
Colorado
OWM
4011
OneAscent Wealth Management
Alabama
SWTS
4012
Stonehaven Wealth & Tax Solutions
Wisconsin
OP
4013
Oath Planning
Oklahoma
BCG
4014
Bravias Capital Group
New Jersey
CMP
4015
Christine Messmer PC
Pennsylvania
AMG
4016
APS Management Group
California
CWM
4017
Cherrydale Wealth Management
New Jersey
MCM
4018
MontVue Capital Management
Virginia
PA
4019
Prism Advisors
California
PCMN
4020
Paradigm Capital Management (Nevada)
Nevada
RF
4021
rebel Financial
Ohio
CSA
4022
Cottage Street Advisors
Massachusetts
DCA
4023
DB&C Advisors
Michigan
CF
4024
Claris Financial
Virginia
TBWA
4025
Three Bridge Wealth Advisors
California