Aren't these more of gamblers?. There is no real asset they are investing in.
Will the SEC decide to?
Yes, depending where the trades were based and their market participants' KYC rigor.
As the article mentions, the CFTC "is examining a series of trades in oil futures placed shortly before major shifts in President Donald Trump's Iran war policy" [1]. If the "lots of Brent crude futures" the article mentioned traded on the Intercontinental Exchange [2], when we can almost certainly trace it back to at least some individuals.
[1] https://www.reuters.com/business/energy/us-probes-suspicious...
[2] https://www.ice.com/products/219/Brent-Crude-Futures/data
But, you also need DOJ that prosecutes rich guy white crime, so.
That seems like a smart move by Iran. Get rich off your own announcements.