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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
JF
3801
Joule Financial
Kentucky
$209K
HI
3802
Harper Investing
California
$209K
VFS
3803
Valpey Financial Services
New Hampshire
$209K
MIM
3804
Moseley Investment Management
Florida
$209K
RAM
3805
Riggs Asset Management
Pennsylvania
$208K
KWM
3806
KRM Wealth Management
Nevada
$208K
BAG
3807
Bauman Advisory Group
Nevada
$208K
SRWM
3808
Shira Ridge Wealth Management
California
$207K
QHA
3809
Quarry Hill Advisors
Minnesota
$207K
FCM
3810
Flagship Capital Management
Pennsylvania
$206K
VIA
3811
Victrix Investment Advisors
Florida
$206K
3F
3812
360 Financial
Minnesota
$206K
BWG
3813
Boomfish Wealth Group
Georgia
$206K
SPAS
3814
Spectrum Planning & Advisory Services
California
$204K
HIIFS
3815
Harel Insurance Investments & Financial Services
Israel
$204K
WAM
3816
Weinberger Asset Management
California
$204K
WFM
3817
Wolff Financial Management
Michigan
$204K
BAM
3818
Byrne Asset Management
New Jersey
$202K
BH
3819
Burk Holdings
Oklahoma
$202K
MHFA
3820
Mission Hills Financial Advisory
California
$202K
SWM
3821
Sherman Wealth Management
Maryland
$201K
PGWA
3822
Plus Group Wealth Advisors
Wisconsin
$201K
PWM
3823
Partners Wealth Management
California
$201K
OL
3824
Optas LLC
Texas
$201K
IIM
3825
IFC & Insurance Marketing
California
$201K