Ann: Equity Raising Launched to Acquire Altura Lithium Project, page-27

Exactly right. AusSuper and RCF could only become shareholders AFTER the creditors meeting meaning that for them to participate in the rights issue, the record date had to be AFTER they became shareholders i.e. acquire their placement stock today, then T+2 (Wednesday) for settlement, then they qualify for a further 1:7.6 rights issue.
The smart players knew this all along - why else did we have a straight-up trajectory in share price since 28 October?
The sad thing for some people that thought we'd see $1 this week is the market will (in the short term) now price in the dilution (of 13.16%). That means, come commencement of trading on Wednesday, we will likely see the share price drift back to around $0.76 per share.