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iShares Core S&P 500 ETF

3,919 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 166 funds opening new positions, 1,742 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:

2% less funds holding in top 10

Funds holding in top 10: 1,2681,237 (-31)

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
3,919
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1,237
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
EC
1376
EdgeRock Capital
Colorado
$9.6M
IMC
1377
Investment Management Corporation
Virginia
$9.58M
MFC
1378
Mechanics Financial Corp
Ohio
$9.56M
MA
1379
Marquette Associates
Illinois
$9.55M
JSL
1380
JT Stratford LLC
Georgia
$9.54M
AAMC
1381
Asset Allocation & Management Company
Illinois
$9.53M
CWP
1382
Cornerstone Wealth Partners
Michigan
$9.52M
APG
1383
Abacus Planning Group
South Carolina
$9.45M
PMFA
1384
Plante Moran Financial Advisors
Michigan
$9.39M
1CP
1385
1015 Capital Partners
Pennsylvania
$9.37M
EPM
1386
Elm Partners Management
Pennsylvania
$9.36M
KW
1387
KWB Wealth
California
$9.35M
CA
1388
COFG Advisors
Illinois
$9.35M
SNB
1389
Security National Bank
Nebraska
$9.35M
LEA
1390
Legacy Edge Advisors
New York
$9.34M
SWM
1391
Scissortail Wealth Management
Oklahoma
$9.33M
MBWA
1392
Marin Bay Wealth Advisors
California
$9.31M
JIP
1393
Jaffetilchin Investment Partners
Florida
$9.29M
NP
1394
Nilsine Partners
Colorado
$9.25M
AWM
1395
Apex Wealth Management
New Hampshire
$9.25M
LSIA
1396
LaSalle St. Investment Advisors
Illinois
$9.19M
FGC
1397
First Growth Capital
Maryland
$9.18M
ISWM
1398
Independent Solutions Wealth Management
New York
$9.12M
SWA
1399
Strategic Wealth Advisors
Arizona
$9.11M
EFG
1400
Ethos Financial Group
Pennsylvania
$9.1M