Then she handed each signing pen to the assembled chairmen and House managers who will prosecute the case in the Senate.
https://apnews.com/e27aadf061644ba85bf889f2db9d1079
The managers are:
Adam Schiff
Jerrold Nadler
Zoe Lofgren
Val Demings
Hakeem Jeffries
Sylvia Garcia
Jason Crow
And I'd imagine Nancy kept one for herself, so that's 8