The two minutes thirteen second-long trailer of 'pk', which released on October 23, has so far garnered 12,207,328 views on YouTube. The film hit cinema screens on December 19, last year.
Arjun Kapoor-Sonakshi Sinha starrer 'Tevar' bagged the fourth position, whereas, Shankar's Tamil romantic thriller 'I' acquired the fifth spot.
Akshay Kumar and Neeraj Pandey second collaboration 'Baby' took the sixth place paving way to yet-to-be-released 'Roy' for the seventh spot.
Though Saif Ali Khan's last outing 'Happy Ending' failed to create a buzz at the box-office, its trailer became the eighth most viewed on the list.
"The rankings for this list has been determined by total viewership in India, factoring paid views, organic views and audience retention (how much of a video people watched)," said a statement by YouTube.
Varun Dhawan's 'Badlapur' teaser, which presents the actor in an intense role for the first time, and Mahesh Bhatt's 'Khamoshiyan' bagged ninth and tenth slot, respectively.