De or het bookbuilding?

The correct Dutch article is:

de bookbuilding

Rule Words ending in -ing: almost always de. See the rule
Meaning (Dutch) (economie) systeem van plaatsing of herplaatsing van aandelen waarbij een (investerings)bank vooraf onderzoekt hoeveel aandelen er tegen een bepaalde prijs geplaatst kunnen worden

How to use bookbuilding

the bookbuildingde bookbuilding
this bookbuildingdeze bookbuilding
that bookbuildingdie bookbuilding
our bookbuildingonze bookbuilding
your bookbuildingjouw bookbuilding
every bookbuildingelke bookbuilding
which bookbuilding?welke bookbuilding?
a big bookbuilding / the big bookbuildingeen grote bookbuilding, de grote bookbuilding

Meaning, plural, diminutive, pronunciation and translations: WikiWoordenboek (Dutch Wiktionary) (CC BY-SA 4.0). Example sentences: Tatoeba (CC BY 2.0 FR).