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iShares Core S&P 500 ETF

3,964 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 168 funds opening new positions, 1,764 increasing their positions, 1,513 reducing their positions, and 124 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: 1,2741,245 (-29)

6% less capital invested

Capital invested by funds: $587B → $552B (-$34.9B)

14% less call options, than puts

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

Holders
3,964
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1,245
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
BFO
1851
Boston Family Office
Massachusetts
$4.27M
JGIA
1852
Jackson Grant Investment Advisers
Connecticut
$4.26M
LCAM
1853
London & Capital Asset Management
United Kingdom
$4.24M
SPWM
1854
Straight Path Wealth Management
Michigan
$4.24M
IRC
1855
Investors Research Corp
Georgia
$4.24M
FBFS
1856
First Business Financial Services
Wisconsin
$4.23M
IFS
1857
Intelligent Financial Strategies
Minnesota
$4.22M
MPI
1858
Mairs & Power Inc
Minnesota
$4.22M
TFP
1859
Triune Financial Partners
Kansas
$4.22M
HCA
1860
Harbour Capital Advisors
Virginia
$4.21M
JMA
1861
J.M. Arbour
Maine
$4.21M
CSPIA
1862
Cary Street Partners Investment Advisory
Virginia
$4.21M
PSA
1863
Plum Street Advisors
Louisiana
$4.2M
LWA
1864
Lifelong Wealth Advisors
Minnesota
$4.2M
PCMH
1865
Polymer Capital Management (HK)
Hong Kong
$4.18M
RWPA
1866
Richard W. Paul & Associates
Michigan
$4.18M
BDWCC
1867
B&D White Capital Company
Texas
$4.17M
KWM
1868
Kaydan Wealth Management
Michigan
$4.17M
MFF
1869
Michels Family Financial
Texas
$4.15M
KHC
1870
Koesten Hirschmann & Crabtree
Kansas
$4.15M
SCP
1871
Sandhill Capital Partners
New York
$4.15M
OE
1872
OFS Enterprise
Nebraska
$4.15M
PWG
1873
Portside Wealth Group
Utah
$4.15M
FPW
1874
Flywheel Private Wealth
California
$4.15M
CBT
1875
CoreFirst Bank & Trust
Kansas
$4.14M