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iShares Core S&P 500 ETF

3,915 hedge funds and large institutions have $551B invested in iShares Core S&P 500 ETF in 2026 Q1 according to their latest regulatory filings, with 165 funds opening new positions, 1,739 increasing their positions, 1,498 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:

3% less funds holding in top 10

Funds holding in top 10: 1,2681,236 (-32)

6% less capital invested

Capital invested by funds: $587B → $551B (-$35.5B)

14% less call options, than puts

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

Holders
3,915
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1,236
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
ACA
3351
American Capital Advisory
Idaho
$406K
EFG
3352
Elm3 Financial Group
Georgia
$406K
TA
3353
Tactive Advisors
Florida
$406K
CVA
3354
Central Valley Advisors
California
$405K
DA
3355
Dover Advisors
Virginia
$405K
BFWM
3356
Bright Futures Wealth Management
New York
$405K
VP
3357
Verisail Partners
Georgia
$404K
LIA
3358
Lynx Investment Advisory
District of Columbia
$404K
SG
3359
Stanich Group
New York
$403K
SA
3360
SoundView Advisors
Washington
$402K
SIM
3361
Samara Investment Management
Oregon
$402K
IWP
3362
Invenio Wealth Partners
Florida
$401K
SRA
3363
Secured Retirement Advisors
Minnesota
$400K
CA
3364
Carson Advisory
Georgia
$400K
BF
3365
Brogan Financial
Tennessee
$399K
SP
3366
Stonebrook Private
Michigan
$399K
TFA
3367
TrustWell Financial Advisors
Florida
$397K
PFA
3368
Presper Financial Architects
Ohio
$397K
PEA
3369
Park Edge Advisors
Ohio
$396K
SFP
3370
Strategic Financial Planning
Texas
$396K
KA
3371
Kearns & Associates
California
$395K
HIS
3372
Horizon Investment Services
Indiana
$394K
AWP
3373
Abacus Wealth Partners
California
$394K
HIW
3374
Holos Integrated Wealth
Pennsylvania
$392K
SWK
3375
Stephen W. Kidder
$392K