I'm sure the SEC has an array of tools with which to comb through the data, but I would bet that the vast majority of these cases against non-professional traders are flagged by identifying retail brokerage accounts where the notional value of options outstanding is 1) larger than some % of the the portfolio size (e.g. > 50%) 2) with exposure concentrated on 1-3 stocks 3) with no similarly-sized follow-up trades in o…
uhm it’s not even that difficult. they just see if you traded in your own account for a company you work for around earnings. i’m pretty sure you’re not supposed to do it at all but maybe dependent on the situation.
Just trade your own company's shares in the windows after earnings releases. Or set up a pre-defined share sale plan in one of these windows, covering the future, and don't touch it.