# IMMURON LTD (IMRN)

> Institutional ownership reported to the SEC as of Q2 2026, from Form 13F filings. Source: https://holderbook.com/stocks/IMRN/

- Reporting holders: 6
- Reported value: $127.9K
- Shares held by institutions: 121,460 of 233,959,013 outstanding
- Held through calls: 0.0%
- Held through puts: 0.0%

A 13F reports long US equity positions only. Shorts, bonds, foreign listings and cash are not visible here, and positions are disclosed up to 45 days after the quarter ends.

## Largest holders

| Manager | Value | Shares | Share of their book | Quarters held |
|---|---|---|---|---|
| [CITADEL ADVISORS LLC](https://holderbook.com/funds/1423053-citadel-advisors-llc/) | $91.4K | 86,246 | 0.0% | 4 |
| [HRT FINANCIAL LP](https://holderbook.com/funds/1475597-hrt-financial-lp/) | $21.0K | 20,584 | 0.0% | 1 |
| [RHUMBLINE ADVISERS](https://holderbook.com/funds/1115418-rhumbline-advisers/) | $7.8K | 7,367 | 0.0% | 10 |
| [BNP PARIBAS FINANCIAL MARKETS](https://holderbook.com/funds/1166588-bnp-paribas-financial-markets/) | $5.5K | 5,200 | 0.0% | 5 |
| [MORGAN STANLEY](https://holderbook.com/funds/895421-morgan-stanley/) | $1.8K | 1,700 | 0.0% | 5 |
| [UBS Group AG](https://holderbook.com/funds/1610520-ubs-group-ag/) | $385 | 363 | 0.0% | 1 |

## Quarter by quarter

| Quarter | Holders | Reported value |
|---|---|---|
| Q2 2026 | 6 | $127.9K |
| Q1 2026 | 7 | $65.7K |
| Q4 2025 | 9 | $125.7K |
| Q3 2025 | 7 | $123.8K |
| Q2 2025 | 5 | $40.1K |
| Q1 2025 | 3 | $10.8K |
| Q4 2024 | 1 | $10.5K |
| Q3 2024 | 3 | $29.2K |
| Q2 2024 | 4 | $28.1K |
| Q1 2024 | 7 | $104.7K |
| Q4 2023 | 4 | $20.6K |
| Q3 2023 | 4 | $15.6K |