Skip to main content

IONR

ioneer Ltd
$4.40 -0.01 (-0.23%) At close · Jul 2
Market Cap
$352.87M
Shares
2,674,633,957

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 22
Total Value: $12,223,862
Total Shares: 2,872,825

Institutional Ownership Trend

16 quarters

Holder Concentration

Across 22 13F filers · Δ vs Dec 31, 2025
Top Holder
77.9%
Jun 2023 → Mar 2026 · range 29.3% – 89.7%
+44.2 pts
Top 5
95.1%
Jun 2023 → Mar 2026 · range 72.7% – 100.0%
+22.4 pts
Top 10
99.5%
Jun 2023 → Mar 2026 · range 91.3% – 100.0%
+8.1 pts
HHI
6,147
Jun 2023 → Mar 2026 · range 1,620 – 8,148
Highly concentrated+4,527

Quarterly Activity

vs Dec 31, 2025
New
9
Increased
6
Decreased
1
Sold Out
10
Unchanged
6
Holder count: -1
Institutional value: +418.2%
Shares held: +484.5%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 22 of 22
Export CSV
Holder Value (USD) % of 13F Shares Open
Key facts CIK 1896084 CUSIP 46211L101 Visit website