Roderick McIllree Date of appointment 9 June 2026 Part 1 - Director’s relevant interests in securities of which the director is the registered holder In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

One trade, one date: on 11 June 2026, Roderick McIllree Date of appointment 9 June 2026 Part 1 - Director’s relevant interests in securities of which the director is the registered holder In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust disclosed a transaction in Hydrocarbon Dynamics Limited. No broader history exists yet. These figures are compiled from regulatory filings published by ASX. They describe what insiders did and are not a recommendation.