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MP Materials (MP): The Alibi Needs a Stockpile

Cartoon cover, MP Materials (MP): The Alibi Needs a Stockpile

How Project Vault and the AI alibi put a state floor under critical minerals, and what that does to the downside risk in MP Materials options.

The Alibi Needs Plumbing

The hawk-or-dove parlour game around Kevin Warsh is the sort of debate Wall Street adores: a side for everyone and no consequences for anyone. While the panel argues, the Treasury and the central bank are being fused into one balance sheet, fiscal dominance arriving politely. A debt pile that size cannot be carried at honest yields, so the system needs a story about why inflation will behave itself while the economy runs hot. The AI productivity miracle is that story, and the audience is meant to clap.

I find the alibi more interesting than the trial. Behind the chatbot theatre sits a hardware problem: AI agents that persist and remember move the constraint from raw processing to memory, a chip supercycle wearing a software costume. The India arrangement, Russian barrels out and American energy plus tariff favours in, is the same plan in geopolitical dress. Pull the Global South into the dollar's energy orbit, secure a bid for the exports, and the monetary story gets its physical footing. Mask the inflation with the tech narrative, then grab the resources that make the narrative run. It is coherent, which is exactly why it deserves suspicion.

Atoms Over the Screen Price

Project Vault is where the plan stops being a speech and becomes a purchase order. A government stockpile for gallium and cobalt, funded to the tune of $12 billion, tells every buyer of critical minerals that national security now outranks market efficiency. Price discovery in these materials used to happen on a screen; from here it happens in a ministry. Manufacturers have grasped this faster than fund managers, which is why they are scrambling to lock supply rather than haggle over cents. In a world split into blocs, holding the atoms beats quoting them.

For someone who prices options, a state floor changes the distribution before it changes anything on the tape. Rare earth names like MP Materials keep their volatility, but the left tail loses some of its length once the largest buyer in the room has announced it will not walk away. That is the setting in which I prefer to be paid for someone else's fear rather than pay for my own conviction. A defensive put credit spread with a comfortable stretch of calendar behind it gives the position room to be wrong slowly and right lazily, with theta doing much of the work. The exits are dull by design: a small loss if the tape sours, a decent gain if the shares drift the right way and time does the rest.

The rest of the letter rhymes. Software has become the hidden subprime, with hedge funds dumping legacy names to fund AI bets and hollowing out the collateral beneath private credit and the BDCs that lean on it. Gold now swings harder than Bitcoin, which tends to mean the insurance asset has been colonised by speculators and a leverage flush is queued up. The silver washout was the same lesson in metal form. My response across all of it is to fade exhausted momentum, or better, to sell its volatility, and to rotate toward the unloved.

Flying Blind Into the Refunding

The calendar itself has been partially switched off. The government shutdown removed Friday's jobs report, so the Fed and everyone trading around it are steering by feel. That promotes Wednesday's Treasury refunding announcement from footnote to headline, because under fiscal dominance the mix of paper the Treasury chooses to issue is the liquidity signal that matters. On the micro side, Alphabet and Amazon carry the burden of justifying the capex bonanza the whole alibi depends on. And with the RBA hiking while the ECB and the BoE sit still, policy divergence has crept back into a market with very little data to argue with.

Systematic funds are stretched, the dashboard is dark, and the herd is chasing noise because noise is all that is being served. I keep stops tight and cash handy in that kind of tape and let the crowd do the running. The structure and its numbers sit behind the button. The larger point stays here: when the state decides which minerals are strategic, the market's remaining job is to price how much it will pay for the privilege of owning them.

This page is the write-up. The full letter, with the trade and its exit rule, is on Substack.

MP Materials · Fiscal Dominance · Critical Minerals