SAO PAULO, Nov 4 (Reuters) - Brazilian silo maker Kepler

Weber on Tuesday said it received a non-binding

proposal from A-AG Holdco for a potential merger.

In a securities filing, Kepler Weber added it has granted

A-AG Holdco, which operates as Grain & Protein Technologies,

exclusivity for 90 days to negotiate a potential deal.

Earlier on Tuesday, newspaper O Globo reported that Bunge

was in negotiations to purchase asset manager Trigono

Capital's stake in Kepler Weber, which Trigono denied, while

Kepler Weber said it had no knowledge of any transaction.