Pro Hockey Talk "Defenseman Olli Maatta has played in all 23 of the Pittsburgh Penguins’ games this season. This will consequently count as the first season of the 19-year-old rookie’s entry-level contract. At this point it’s unlikely they’ll have him play for OHL London, but Team Finland? That might be another..." November 23
Pittsburgh Tribune Review "The Penguins are keeping Olli Maatta general manager Ray Shero said Thursday. Maatta 19 will remain with the team instead of being returned to his junior club the London Knights. The Tribune-Review first reported this decision on Sunday. By playing in a 10th NHL game on Friday against the..." October 24
Pittsburgh Post-Gazette "There has been no indication that the Penguins plan to return rookie defenseman Olli Maatta to his junior team in London Ontario anytime soon but coach Dan Bylsma said no decision on Maatta's immediate future has been finalized either. "We'll have three days to make a full evaluation of that..." October 23
Pittsburgh Tribune Review "Olli Maatta is staying for a while. The Penguins will allow Maatta a 19-year-old defenseman to play in more than nine games multiple sources told the Tribune-Review. That decision was reached before Maatta's pivotal role on the tying goal in the Penguins' 4-3 shootout victory over Vancouver..." October 20
Given that Pens didn't send Maatta back to juniors today it would appear he's getting the nine-game look. Not confirmed but looks logical.