Me and my bf had unprotected sex on 25th of may and he used pull out method.. 100% ejaculation was outside and after 3 hours of sex on same day I started with periods ... Normal periods stayed for 3 days .. but on 4 th of June I developed slight bleeding like spotting I never developed this type of bleed before and on 25th of June no periods on28th June I took home pregnancy which was negative agian on 4 July a urine perg and agian negative and on 10th of July a blood beta HCG and its value was 2... And a agian negative urine test ..... I felt I gained some weight ... No other symptom of pregnancy ... Is there possibility that I can be pregnant?? It's 14 of July and still no periods