Ttc I spotted may 17-18 very light an no need for a panty liner

jasmine

I had my period April 27-29

And me an my husband had baby time around ovulation day which said I was at my peak and then may 17-18 I had light spotting nothing that was heavy I didnt even need a panty liner jus a lil pink an brown on tissue I took a test today an it said negative my ovulation test said I ovulated 20th of may and my app said my period is five days late I’m so confused 🤔 I took a test today an yesterday an both negative