Hcg levels and spotting at 5 weeks

kamila • 👼🏼👼🏼🌈Rainbow baby girl and boy

I’ve had light spotting so my doctor sent me to get a blood test over 48 hours

At 5 weeks hcg 4476

At 5 weeks 2 days hcg 6976

Before this my hcg was more than doubling. Should I be concerned? I’ve had two prior losses