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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
SSCM
1751
Spectrum Strategic Capital Management
Oregon
$5M
RF
1752
Rossby Financial
Florida
$4.99M
MIM
1753
Macroview Investment Management
Maryland
$4.98M
AA
1754
Auxano Advisors
Washington
$4.98M
AA
1755
Aufman Associates
Pennsylvania
$4.98M
Q1WB
1756
Quest 10 Wealth Builders
Virginia
$4.98M
ACM
1757
Armbruster Capital Management
New York
$4.97M
AFA
1758
AA Financial Advisors
Ohio
$4.96M
WEG
1759
World Equity Group
Illinois
$4.93M
RG
1760
Rathbones Group
United Kingdom
$4.92M
SWM
1761
SHP Wealth Management
Massachusetts
$4.92M
AIP
1762
Avail Investment Partners
Pennsylvania
$4.91M
KIM
1763
Kestra Investment Management
Texas
$4.9M
PPWM
1764
Perissos Private Wealth Management
Oklahoma
$4.9M
TCM
1765
Tufton Capital Management
Maryland
$4.9M
TCOTS
1766
Trust Company of the South
North Carolina
$4.84M
IWC
1767
Infinity Wealth Counsel
Ohio
$4.84M
NRG
1768
Nemes Rush Group
Michigan
$4.84M
TS
1769
Triglav Skladi
Slovenia
$4.84M
PWW
1770
Pettyjohn Wood & White
Virginia
$4.82M
MAM
1771
Madison Asset Management
Wisconsin
$4.82M
SIA
1772
Stegner Investment Associates
Kentucky
$4.82M
VCM
1773
Vivaldi Capital Management
Illinois
$4.79M
EIA
1774
Edgemoor Investment Advisors
Maryland
$4.79M
MG
1775
Marex Group
$4.79M