9 institutions reported holding $82,217 of IMMURON LTD ADR (IMRN) in SEC 13F filings for 2026-06-30. Largest institutional holders: CITADEL ADVISORS LLC ($45,710), HRT FINANCIAL LP ($21,000), RHUMBLINE ADVISERS ($7,808), BNP PARIBAS FINANCIAL MARKETS ($5,512), MORGAN STANLEY ($1,802). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $45,710 | 43,123 | Added |
| 2 | HRT FINANCIAL LP | $21,000 | 20,584 | New |
| 3 | RHUMBLINE ADVISERS | $7,808 | 7,367 | Hold |
| 4 | BNP PARIBAS FINANCIAL MARKETS | $5,512 | 5,200 | Added |
| 5 | MORGAN STANLEY | $1,802 | 1,700 | Trimmed |
| 6 | UBS Group AG | $385 | 363 | New |
| 7 | TWO SIGMA SECURITIES, LLC | $0 | 0 | Exited |
| 8 | XTX Topco Ltd | $0 | 0 | Exited |
| 9 | BlackRock, Inc. | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30