The rubedo is imagined as a final moment of the opus - not because a result is finally achieved (the King, the gold, the elixir), but because Becoming is overcome and Being is released from static immobility.
— James Hillman
Hillman is refusing the triumphalist reading of the reddening — the one where rubedo crowns a completed arc, where the long labor of nigredo and albedo earns its reward. That reading is tempting precisely because it converts the opus into a story of acquisition: first the suffering, then the gold. Desire runs on that grammar. It promises that if the work is done thoroughly enough, something permanent and elevated will finally be held.
What Hillman is pointing at instead is a release from the logic of Becoming itself — from the "not yet" that drives all accumulation, all effort toward a horizon. Being is not a state that Becoming eventually reaches; it is what gets disclosed when the reaching stops. The opus does not terminate in a product. It terminates in a kind of release from the thing that was driving the opus forward — which means the rubedo is the moment where the soul stops needing what it has been trying to get.
This is not completion in any ordinary sense. Gold, as Hillman reads it, is not the prize at the end; it is the color of a soul no longer organized around its own insufficiency. That is a different thing entirely, and most of what gets called transformation quietly reinstalls the insufficiency under new management.
James Hillman·Alchemical Psychology·2010