In stories that appeared within days of each other in October, the New York Times and the New Yorker reported that Weinstein had faced allegations of sexual harassment and assault from multiple women in Hollywood going back decades.
The awards were given out Monday at an announcement at New York's Columbia University. The ties fuelled special counsel Robert Mueller's probe into alleged Russian attempts to influence the presidential election.
The Press Democrat of Santa Rosa, California, received the breaking news reporting award for coverage of the wildfires that swept through California wine country last fall, killing 44 people and destroying thousands of homes.
But in a year when the media has been galvanised by digging into Trump's chaotic presidency, Lamar's award for his album Damn also stood out as the rapper from Compton, California, became the first rap artist to win a Pulitzer in music.
Kendrick's album is described by Pulitzer board members as "a virtuosic song collection unified by its vernacular authenticity and rhythmic dynamism that offers affecting vignettes capturing the complexity of modern African-American life".
Lamar has been praised and lauded for his deep lyrical content, remarkable live performances, and his profound mix of hip-hop, spoken word, jazz, soul, funk, poetry and African sounds.