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iShares Core S&P 500 ETF

3,967 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 168 funds opening new positions, 1,766 increasing their positions, 1,514 reducing their positions, and 124 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: 1,2741,245 (-29)

6% less capital invested

Capital invested by funds: $587B → $552B (-$34.8B)

14% less call options, than puts

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

Holders
3,967
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1,245
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
GCA
4001
Gallagher Capital Advisors
Texas
VIP
4002
Value Investment Professionals
New York
MSAGDF
4003
Moneda SA Administradora General de Fondos
Chile
ECA
4004
Elevation Capital Advisory
Oregon
CAS
4005
Coppell Advisory Solutions
Texas
HT
4006
Headlands Technologies
Illinois
OC
4007
Opal Capital
Florida
XT
4008
XTX Topco
Cayman Islands
HOWA
4009
Heritage Oak Wealth Advisors
Florida
OCM
4010
Orleans Capital Management
Louisiana
FMI
4011
Fiduciary Management Inc
Wisconsin
Qube Research & Technologies (QRT)
4012
Qube Research & Technologies (QRT)
United Kingdom
TL
4013
Tradewinds LLC
North Carolina
SP
4014
Sherman Porfolios
Idaho
TDWM
4015
Topel & Distasi Wealth Management
California
HP
4016
Hound Partners
New York
DDC
4017
DF Dent & Co
Maryland
FLII
4018
First Long Island Investors
New York
IPW
4019
IronBridge Private Wealth
Texas
SRIM
4020
Saratoga Research & Investment Management
California
CG
4021
Corundum Group
Colorado
BMM
4022
Berkshire Money Management
Massachusetts
FEM
4023
Fulcrum Equity Management
Texas
CWM
4024
Collaborative Wealth Management
Florida
FA
4025
Fortis Advisors
Pennsylvania