Am I pregnant?

My period is 10 days late. It’s not uncommon for it to be late but it’s only ever been 11 days late one time in 5 years.

I’m now on day 40 of my cycle. My last period was April 29-May 4th. I took a test at 9 days late and got a negative with an evap line that got my hopes up.

Should I test again at 12 days or am I just hoping for something that isn’t happening rn?

I’ve heard stories of women getting positive tests before they’ve even missed a period or the day after. But at 9 days late you’d think I’d get at least a faint positive if I was. Anyone have any advice or expertise?