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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
HFM
3901
Hartford Financial Management
Connecticut
$70.5K
BNA
3902
BankChampaign National Association
Illinois
$67.9K
TIM
3903
Thompson Investment Management
Wisconsin
$67.3K
OCM
3904
Osterweis Capital Management
California
$65.3K
BCM
3905
Blume Capital Management
California
$65.3K
Legal & General Group
3906
Legal & General Group
United Kingdom
$65.3K
HIMS
3907
Hager Investment Management Services
New Hampshire
$64.7K
UIA
3908
Ulland Investment Advisors
Minnesota
$64K
BCPWM
3909
Bradley & Co Private Wealth Management
Florida
$62.1K
HB
3910
Horizon Bancorp
Indiana
$61K
CAM
3911
Chesapeake Asset Management
New York
$59.4K
CAM
3912
Clarity Asset Management
Iowa
$58.1K
DCM
3913
Dorato Capital Management
Colorado
$54.3K
TWM
3914
TopTier Wealth Management
Wisconsin
$52.3K
AP
3915
Advisortrust Partners
North Carolina
$51.7K
IWS
3916
Intentional Wealth Strategies
Colorado
$47.7K
AC
3917
AMS Capital
Brazil
$47.2K
FMP
3918
Financial Management Professionals
Texas
$45.7K
ZC
3919
Zeit Capital
Colorado
$45.7K
DWS
3920
Dynamic Wealth Strategies
California
$43.8K
DSC
3921
Duncker Streett & Co
Missouri
$43.1K
PB
3922
Prosperity Bancshares
Texas
$41.8K
PSFG
3923
Park Square Financial Group
Georgia
$39.2K
YAL
3924
Your Advocates Ltd
Texas
$38.9K
EAM
3925
Eukles Asset Management
Ohio
$38.5K