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iShares Core S&P 500 ETF

3,963 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, 1,763 increasing their positions, 1,513 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: 1,2741,244 (-30)

6% less capital invested

Capital invested by funds: $587B → $552B (-$35B)

14% less call options, than puts

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

Holders
3,963
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1,244
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
MIP
3251
Marietta Investment Partners
Wisconsin
$501K
CAM
3252
Columbia Asset Management
Michigan
$500K
PAM
3253
Palisade Asset Management
Minnesota
$499K
LF
3254
LifeSteps Financial
California
$498K
RCP
3255
Rothschild Capital Partners
New York
$498K
PC
3256
Payne Capital
Oregon
$498K
CBT
3257
Crews Bank & Trust
Florida
$498K
AA
3258
Apriem Advisors
California
$496K
JWBC
3259
J.W. Burns & Co
New York
$496K
OFO
3260
OneAscent Family Office
Alabama
$495K
DPW
3261
DiNuzzo Private Wealth
Pennsylvania
$494K
HZ
3262
Hixon Zuercher
Ohio
$493K
FF
3263
Finley Financial
Nevada
$493K
FCT
3264
Family Capital Trust
Massachusetts
$493K
SOAG
3265
Silver Oak Advisory Group
Oregon
$493K
WWMP
3266
Wagner Wealth Management (Pennsylvania)
Pennsylvania
$493K
WSA
3267
Wealth Science Advisors
Georgia
$492K
BFA
3268
Buttonwood Financial Advisors
Maryland
$491K
MCIA
3269
Mountain Capital Investment Advisors
Colorado
$490K
BCAM
3270
Boston Common Asset Management
Massachusetts
$490K
NAMP
3271
NorthStar Asset Management (Pennsylvania)
Pennsylvania
$490K
WWM
3272
Walser Wealth Management
Florida
$490K
PWG
3273
Private Wealth Group
Florida
$489K
IA
3274
IMZ Advisory
Florida
$489K
CWD
3275
Clarity Wealth Development
Oregon
$483K