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iShares Core S&P 500 ETF

3,963 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, 1,763 increasing their positions, 1,513 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: 1,2741,244 (-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
3,963
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1,244
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
HA
3226
Herold Advisors
New York
$518K
SPW
3227
Stillwater Private Wealth
Pennsylvania
$517K
WIP
3228
WealthCare Investment Partners
Rhode Island
$517K
NA
3229
Nestegg Advisors
New York
$516K
SPWM
3230
Smith Partners Wealth Management
North Carolina
$516K
TFG
3231
Taylor Financial Group
Virginia
$515K
PWP
3232
Parkwoods Wealth Partners
New York
$514K
MLL
3233
Moody Lynn & Lieberson
Massachusetts
$511K
TWM
3234
Trevian Wealth Management
Massachusetts
$510K
AHC
3235
Adell Harriman & Carpenter
Texas
$510K
ESBC
3236
E.S. Barr & Co
Kentucky
$508K
FCFC
3237
First Citizens Financial Corp
Iowa
$508K
OC
3238
Optima Capital
Oregon
$508K
SSCA
3239
South Shore Capital Advisors
Massachusetts
$508K
RIM
3240
Ryan Investment Management
Colorado
$508K
BFA
3241
Brown Financial Advisors
Ohio
$506K
CWP
3242
Core Wealth Partners
California
$505K
SWM
3243
Sentinel Wealth Management
Virginia
$504K
E
3244
Evansbrook
Illinois
$504K
GC
3245
Grange Capital
Oregon
$504K
CPA
3246
Compass Planning Associates
Massachusetts
$503K
CWM
3247
Challenger Wealth Management
California
$503K
EAP
3248
Elevation Advisory Partners
Florida
$502K
CNTOF
3249
Canandaigua National Trust of Florida
New York
$502K
GG
3250
GenWealth Group
New Jersey
$501K