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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
OCM
3951
Osbon Capital Management
Massachusetts
$14.4K
LAMC
3952
Longview Asset Management (California)
California
$14.4K
AAG
3953
Accordant Advisory Group
Maryland
$14.4K
API
3954
Asset Planning Inc
California
$14.3K
IAAG
3955
Innovative Asset Advisors Group
Connecticut
$12.4K
IW
3956
Imprint Wealth
South Carolina
$10.5K
NWS
3957
Nvest Wealth Strategies
Ohio
$9.14K
WAG
3958
Wilkerson Advisory Group
Missouri
$9.14K
WPWM
3959
Western Pacific Wealth Management
Illinois
$8.82K
FMTCOCP
3960
Farmers & Merchants Trust Co of Chambersburg PA
Pennsylvania
$7K
VFM
3961
Vision Financial Markets
Connecticut
$6.63K
WFA
3962
West Financial Advisors
Iowa
$6.53K
KWM
3963
Kiker Wealth Management
Georgia
$5.23K
SAS
3964
Spurstone Advisory Services
Connecticut
$3.92K
LA
3965
LM Advisors
California
$2.74K
BCWM
3966
Ball & Co Wealth Management
Tennessee
$2K
DRP
3967
Decker Retirement Planning
Utah
$1.32K
CCC
3968
Chelsea Counsel Company
California
$654
BCM
3969
BlueCrest Capital Management
Jersey
JG
3970
Jain Global
New York
Balyasny Asset Management
3971
Balyasny Asset Management
Illinois
WP
3972
Woodline Partners
California
D.E. Shaw & Co
3973
D.E. Shaw & Co
New York
AMH
3974
Apollo Management Holdings
New York
SC
3975
SummitTX Capital
Texas