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IMRN · NASDAQ · Biotechnology

Immuron (ADR) (IMRN)

Oral bovine-colostrum products for digestive health and travelers’ diarrhea.

$1.18
Pre-market0.00 (0.00%)
At close$1.18(+10.28%)

Breakdown13F · 13D/G · Form 4

Institutions7 holders · as of Mar 31, 20261.32%84.9K ADS
Insiders5 holders · as of May 14, 20262.42%156.3K ADS
Otherremainder96.26%6.20M ADS

6.45M ADS (1 ADS = 40 ordinary shares) as of Aug 21, 2026 · institutions as of Mar 31, 2026 · holders as of their latest filing

The share count is from the company's Jun 2025 annual report; nothing newer is on file here.

Top shareholders13F · 13D/G · Form 4

HolderStakeSharesEvidence
Steven George LydeamoreInsiderofficer: Chief Executive Officer
1.22%3.16M ordinaryForm 4filed Apr 29, 2026
Morgan StanleyInstitution
0.47%30,574 ADS13Fas of Mar 31, 2026
Flavio PalumboInsiderofficer: Chief Commercial Officer
0.44%1.14M ordinaryForm 4filed May 14, 2026
Ravi SavarirayanInsiderdirector
0.34%877,840 ordinaryForm 4filed Apr 29, 2026
Daniel Jude PollockInsiderdirector
0.29%743,230 ordinaryForm 4filed May 14, 2026
XTX Topco LtdInstitution
0.27%17,383 ADS13Fas of Mar 31, 2026
Citadel Advisors LLCInstitution
0.21%13,804 ADS13Fas of Mar 31, 2026
Two Sigma Securities, LLCInstitution
0.17%10,906 ADS13Fas of Mar 31, 2026
Jerry KanellosInsiderofficer: Chief Scientific Officer
0.13%333,000 ordinaryForm 4filed Apr 29, 2026
Rhumbline AdvisersInstitution
0.11%7,367 ADS13Fas of Mar 31, 2026
BNP Paribas Arbitrage, SNCInstitution
0.07%4,600 ADS13Fas of Mar 31, 2026
BlackRock, Inc.Institution
0.00%225 ADS13Fas of Mar 31, 2026
Courage Investments Inc.Strategic
7.40% of class, as filed13Gfiled Jun 22, 2017
Empery Asset Management, LPInstitution
4.99% of class, as filed13G/Afiled Jan 15, 2020

13F — a manager's quarterly holdings · 13D/13G — an ownership statement filed at 5% or more · Form 4 — an insider's transaction report

Institutions13F, as of Mar 31, 2026

7 holders · 84.9K shares · 2 new positions · 4 increased · 3 reduced · 4 closed

HolderShares% outstandingChg q/qFiled
Morgan Stanley30.6K0.47%−26.8KMay 15, 2026
XTX Topco Ltd17.4K0.27%+3.3KMay 15, 2026
Citadel Advisors LLC13.8K0.21%−32.0KMay 15, 2026
Two Sigma Securities, LLC10.9K0.17%+10.9KnewMay 15, 2026
Rhumbline Advisers7.4K0.11%+2.9KMay 12, 2026
BNP Paribas Arbitrage, SNC4.6K0.07%−100May 12, 2026
BlackRock, Inc.2250.00%+225newMay 13, 2026

Ownership statements13D/G · 5% or more, as filed

No 13D/G filer at 5% or more on record.

Insider tradesForm 4

Latest trades

Nothing filed in the last 12 months.

CongressHouse and Senate disclosures

Not reported.