Paul Signac (after) ( 1863 - 1935 ) was a French painter. Paul Signac (after) s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 1300 USD for Le Port de la Rochelle in 2006 to 6750 USD for Le Port de la Rochelle. in 2019 , based on the size and medium of the artwork.