Ioneer
IONR
12 hedge funds and large institutions have $168K invested in Ioneer in 2025 Q2 according to their latest regulatory filings, with 5 funds opening new positions, 3 increasing their positions, 2 reducing their positions, and 1 closing their positions.
400% more first-time investments, than exits
New positions opened: 5 | Existing positions closed: 1
50% more funds holding
Funds holding: 8 → 12 (+4)
50% more repeat investments, than reductions
Existing positions increased: 3 | Existing positions reduced: 2
0.03% less ownership
Funds ownership: 0.14% → 0.11% (-0.03%)
49% less capital invested
Capital invested by funds: $329K → $168K (-$161K)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
+$55.2K |
| 2 |
GWM
GK Wealth Management
Reno,
Nevada
|
+$36.4K |
| 3 |
Morgan Stanley
New York
|
+$7.1K |
| 4 |
MAM
Marquette Asset Management
Minneapolis,
Minnesota
|
+$6.76K |
| 5 |
Wells Fargo
San Francisco,
California
|
+$1.69K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
TC
TownSquare Capital
Provo,
Utah
|
-$110K |
| 2 |
UBS Group
Zurich,
Switzerland
|
-$59.2K |
| 3 |
Bank of America
Charlotte,
North Carolina
|
-$22.1K |
IONR Hedge Fund Activity: Q2 2025 in Review
12 of the 7,614 institutional investors tracked by Wall St. Rank reported a position in Ioneer (IONR) for Q2 2025, worth a combined $168K — down 49% from $329K a quarter earlier.
Buyers outnumbered sellers: 5 funds opened new IONR positions and 1 closed out — a net gain of 4 holders — while 3 added to existing stakes and 2 trimmed.
The largest buyer was Citadel Advisors, opening a new position worth an estimated $55.2K. The largest seller was TownSquare Capital, exiting entirely with an estimated $110K sold.
- 12 institutional investors held Ioneer (IONR) as of Q2 2025, up from 8 in Q1 2025.
- Funds reported $168K of Ioneer stock for Q2 2025, down 49% quarter-over-quarter.
- 5 funds opened new Ioneer positions in Q2 2025 and 1 closed out, a net change of +4 holders.
- The largest Ioneer buyer in Q2 2025 was Citadel Advisors, an estimated $55.2K added.
- The largest Ioneer seller in Q2 2025 was TownSquare Capital, an estimated $110K sold.
Based on aggregated 13F filings for Q2 2025.