[0] https://twitter.com/campuscodi/status/1186768962362568704
https://www.theverge.com/2018/8/22/17716622/sec-business-wir...
2. It is the day of earnings and typically there is more volume than usual that day, especially in the last hour.
3. Lots of people make (and lose) money the day of earnings. Are you going to arrest everyone who made the right large bet on a stock before earnings? If so that prison is going to very full
There are plenty of people involved in handling sensitive news of all kinds. It's not really a problem. The risk of insider trading is rather low because it's easy to catch and has harsh penalties.
As long as you don't use or share them, you're fine.
Also, odds are the SEC is punching the names of anyone who makes it big day trading into some NSA type database and if they know anyone who would have had the information that link will be followed up on.
Yes, and they're quite adept at it even if you don't think you're leaving a trace. For example: https://www.sec.gov/news/press-release/2014-55
Lots of history seems to disagree, with only the occasional person having bad luck.
It can always be considered as "I got this info from TC, never mind my insider trading"