From [Blockstream explorer](https://blockstream.info/address/bc1qhs3gptkxem5y7yaq2yg0un2m8hae6wt87gkx4n)
>CONFIRMED UNSPENT	17 outputs (0.00138711 BTC)

From [oxt](https://light.oxt.me/address/tiid/4112656388)
>BALANCE	0.00138711

From [blockchair](https://blockchair.com/bitcoin/address/bc1qhs3gptkxem5y7yaq2yg0un2m8hae6wt87gkx4n)
>Balance
0.00138711BTC
36.88USD

Mempool bug ?

Ksjznxnxkxksn

Looks fixed, but what wallet did you use?

mallardshead

bitcoin

Can anyone explain how negative balance possible?

Ref:
https://mempool.space/address/bc1qhs3gptkxem5y7yaq2yg0un2m8hae6wt87gkx4n