The mobile court also seizes counterfeit electrical cable worth Tk 200,000 during the 20-hour operation
The three others are former managing directors M Fazlur Rahman and Shamim Ahmed Chowdhury, and head of financial institute and treasury Abu Hena Mostofa Kamal.
Pranab said the four were allegedly involved in money laundering by setting up an offshore company in Singapore.
Wahidul and Fazlur have been asked to appear on Wednesday and the other two on Thursday.
Assistant Director Gulshan Anwar Prodhan is assisting Director Iqbal in the investigation.