HIV anxiety

I'm 28 year old gay man. I've had 3 HIV test in one year, all negative. The last one was one year after unprotected sex, during that year I did not have any sexual relations. This news put me at ease cause I knew it was a true negative.

2 months after my last HIV test - I was involved in a three some. I did not have anal sex with anyone during this but did preform and revive oral sex. No ejaculation occurred for any participants. I freaked out a bit and left before anything could get serious because I realized this was not me.

4 months later I began dating a 30 year old. We did not have sex but he preformed oral sex on me twice during our 9 week relationship. I ejaculated once. He had issues with erections and never was hard during our sexual encounters. I did finger him during these times to give him some pleasure. I no longer see this man because of different reasons. It has been 6 weeks since our first incident. Anxiety has been flooding my brain and I'm terrified that I may have HIV. I have been on all the websites and forums and have mixed emotions. Last week I had some issues at work and I was worried about that which stopped my obsessing with the HIV anxiety. Work has been resolved and now I'm worried again about my sexual past. I recently purchased a at home HIV test which I will take next week. I've also have an appointment with my therapist to talk about this OCD ...