The Sezzle share price hit its year to date high mark on 28 August. Since then it has collapsed by 39.95%, almost half. Most other ASX BNPL shares fared little better. From 31 August Zip Co Ltd (ASX: Z1P) has fallen by 27.84%, Openpay Group Ltd ( ASX: OPY ) by 31.9% from 28 August, Splitit Ltd ( ASX: SPT ) by 20.43%, and market leader Afterpay Ltd (ASX: APT) by 19.02%.