Immuron
IMRN
7 hedge funds and large institutions have $65.7K invested in Immuron in 2026 Q1 according to their latest regulatory filings, with 2 funds opening new positions, 2 increasing their positions, 3 reducing their positions, and 4 closing their positions.
0.97% less ownership
Funds ownership: 2.01% → 1.04% (-0.97%)
22% less funds holding
Funds holding: 9 → 7 (-2)
33% less repeat investments, than reductions
Existing positions increased: 2 | Existing positions reduced: 3
48% less capital invested
Capital invested by funds: $126K → $65.7K (-$60K)
50% less first-time investments, than exits
New positions opened: 2 | Existing positions closed: 4
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
TSS
Two Sigma Securities
New York
|
+$9.06K |
| 2 |
XT
XTX Topco
George Town,
Cayman Islands
|
+$2.71K |
| 3 |
RhumbLine Advisers
Boston,
Massachusetts
|
+$2.38K |
| 4 |
BlackRock
New York
|
+$187 |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
-$26.6K |
| 2 |
Morgan Stanley
New York
|
-$22.3K |
| 3 |
Jane Street
New York
|
-$17.1K |
| 4 |
VF
Virtu Financial
New York
|
-$9K |
| 5 |
UBS Group
Zurich,
Switzerland
|
-$3.16K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
1
Morgan Stanley
New York
| $23.7K | -$22.3K | -26,807 | -47% |
|
|
XT
2
XTX Topco
George Town,
Cayman Islands
| $13.5K | +$2.71K | +3,267 | +23% |
|
|
3
Citadel Advisors
Miami,
Florida
| $10.7K | -$26.6K | -31,978 | -70% |
|
|
TSS
4
Two Sigma Securities
New York
| $8.45K | +$9.06K | +10,906 | New |
|
|
5
RhumbLine Advisers
Boston,
Massachusetts
| $5.71K | +$2.38K | +2,871 | +64% |
|
6
BNP Paribas Financial Markets
Paris,
France
| $3.56K | -$83 | -100 | -2% |
|
|
7
BlackRock
New York
| $174 | +$187 | +225 | New |
|
|
8
Jane Street
New York
| – | -$17.1K | -22,458 | Closed |
|
|
VF
9
Virtu Financial
New York
| – | -$9K | -11,370 | Closed |
|
|
10
UBS Group
Zurich,
Switzerland
| – | -$3.16K | -4,143 | Closed |
|
|
SS
11
SBI Securities
Tokyo,
Japan
| – | -$8 | -10 | Closed |
|
IMRN Hedge Fund Activity: Q1 2026 in Review
7 of the 8,133 institutional investors tracked by Wall St. Rank reported a position in Immuron (IMRN) for Q1 2026, worth a combined $65.7K — down 48% from $126K a quarter earlier.
Sellers outnumbered buyers: 4 funds closed out of IMRN and 2 opened new positions — a net loss of 2 holders — while 3 trimmed existing stakes and 2 added.
The largest buyer was Two Sigma Securities, opening a new position worth an estimated $9.06K. The largest seller was Citadel Advisors, cutting an estimated $26.6K.
- 7 institutional investors held Immuron (IMRN) as of Q1 2026, down from 9 in Q4 2025.
- Funds reported $65.7K of Immuron stock for Q1 2026, down 48% quarter-over-quarter.
- 2 funds opened new Immuron positions in Q1 2026 and 4 closed out, a net change of -2 holders.
- The largest Immuron buyer in Q1 2026 was Two Sigma Securities, an estimated $9.06K added.
- The largest Immuron seller in Q1 2026 was Citadel Advisors, an estimated $26.6K sold.
Based on aggregated 13F filings for Q1 2026.