ETF · 464287572

IOO

ETF
ISHARES TR
···Share
Holders (tracked)
4
Combined shares
139,604
Combined value
$17.68M
Last close
Quarter
2025Q4
Tracked holders · last 8 quarters
+1 vs previous quarter over the last 8.
432024Q12025Q4

Who owns IOO

4 super-investors · 2025Q4
Tracked stake
139.6K
shares
Combined value
$18M
% of shares outstanding
shares-out unknown
Quarter action mix
New1Added1Held2
#ManagerSharesValue
1Ken Griffin
Citadel Advisors
89.6K$11M
2AQR Capital Management17.0K$2M
3Mario Gabelli
GAMCO
16.8K$2M
4Renaissance Technologies16.2K$2M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.
New positions1
Added to1
Trimmed0
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
3
$1.94B
2022Q2
3
$1.66B
2022Q3
3
$1.6M
2022Q4
3
$1.61B
2023Q1
2
$1.73B
2023Q2
3
$1.86B
2023Q3
3
$1.81B
2023Q4
3
$2.01B
2024Q1
3
$2.26B
2024Q2
3
$2.50B
2024Q3
1
$1.7M
2024Q4
2
$2.5M
2025Q1
4
$6.7M
2025Q2
3
$33.5M
2025Q3
3
$4.6M
2025Q4
4
$17.7M