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iShares Core S&P 500 ETF

3,914 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, 1,738 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: 1,2681,235 (-33)

6% less capital invested

Capital invested by funds: $587B → $551B (-$35.6B)

14% less call options, than puts

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

Holders
3,914
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1,235
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
ABTD
401
Arvest Bank Trust Division
Oklahoma
$95.3M
TIM
402
Tortoise Investment Management
New York
$94.9M
TC
403
Trilogy Capital
California
$94.4M
AFG
404
Atomi Financial Group
New York
$94.4M
PWAM
405
Private Wealth Asset Management
Iowa
$94.3M
AC
406
Asio Capital
Kentucky
$93.7M
AF
407
Advisornet Financial
Minnesota
$93.7M
GSAM
408
Grant Street Asset Management
Pennsylvania
$93.5M
PA
409
Pinnacle Associates
New York
$93.4M
RDFA
410
Ritter Daniher Financial Advisory
Ohio
$92.6M
IAN
411
Integrated Advisors Network
Texas
$92.5M
BAAM
412
Baker Avenue Asset Management
California
$92.5M
CL
413
Choreo LLC
Illinois
$91.3M
CRC
414
Curi RMB Capital
Illinois
$91.1M
P3I
415
Progeny 3 Inc
Washington
$90.8M
CIBC World Market
416
CIBC World Market
Ontario, Canada
$90.8M
SAM
417
Smartleaf Asset Management
Massachusetts
$90.3M
PWA
418
Physician Wealth Advisors
Utah
$90.3M
CF
419
Cantor Fitzgerald
New York
$89.8M
APCM
420
Alaska Permanent Capital Management
Alaska
$88.9M
GPW
421
Gray Private Wealth
Massachusetts
$88.8M
TA
422
Tectonic Advisors
Texas
$88.8M
RIA
423
Regal Investment Advisors
Michigan
$88.4M
PRA
424
Pine Ridge Advisers
New York
$88.2M
CPRC
425
Consolidated Portfolio Review Corp
New York
$88.2M