Pro Hockey Talk "Pittsburgh Penguins defenseman Olli Maatta will undergo season-ending shoulder surgery tomorrow the club announced. Maatta has not played since a Dec. 6 game against the Ottawa Senators." January 14
Pittsburgh Tribune Review "Penguins defenseman Olli Maatta's shoulder hasn't responded favorably to rehab, and he will likely miss the rest of the season, multiple sources said Monday. The Trib reported on Dec. 14 that Maatta would seek a second opinion after reinjuring his surgically repaired shoulder on Dec. 6. Maatta..." January 13
The Score "The Pittsburgh Penguins have released the results of their latest round of testing for mumps. Defenseman Olli Maatta has tested positive for the virus and remains in isolation, general manager Jim Rutherford announced Friday. Goaltender Thomas Greiss and defenseman Robert Bortuzzo have..." December 19
CBS Sports "The Pittsburgh Penguins are on high alert after forwards Sidney Crosby and Beau Bennett tested positive for mumps. The team also has some fear that three more players have fallen ill with the disease as it was announced Wednesday that goaltender Marc-Andre Fleury and defensemen Olli Maatta and..." December 17
Pittsburgh Tribune Review "Penguins defenseman Olli Maatta will seek a second opinion this week in hopes of avoiding a second shoulder surgery, multiple sources said Sunday. Maatta is on injured reserve because of shoulder soreness. It is the same shoulder on which Maatta had surgery in May to repair a labrum tear, the..." December 15
Maatta says he's "so excited" to return to lineup tonight. Guess that means he's in.
NHL.com "Pittsburgh Penguins defenseman Olli Maatta practiced Monday and coach Mike Johnston termed him "a game-time decision" for Tuesday against the Montreal Canadiens at Bell Centre. Maatta had surgery Nov. 4 to remove a cancerous tumor from his thyroid gland. He started skating again a week later,..." November 17
Maatta said he wants to play tomorrow, but will be cautious. #Pens Coach Johnston said Maatta is at least 5 days away from returning.
PensBurgh "the Penguins announced this evening that Olli Maatta successfully underwent surgery on this thyroid. Shortly before puck drop tonight, the Penguins announced that Olli Maatta successfully underwent surgery to remove the tumor from his thyroid gland. The surgery was said to have went well and..." November 04
NHL.com "Pittsburgh Penguins defenseman Olli Maatta is scheduled to undergo surgery next week to remove a tumor from his neck that could be a low-grade thyroid cancer. “Olli will have surgery to remove the tumor,” said Dr. Dharmesh Vyas, the Penguins’ team physician. “Even if it is found to be..." October 27
NHL.com "Penguins defenseman Olli Maatta underwent successful shoulder surgery today, it was announced by interim general manager Jason Botterill. Maatta had shoulder labral repair surgery performed by Dr. Mark Rodosky at UPMC. Recovery time is expected to be 4-6 months. Maatta recently completed..." May 22
Defenseman Olli Maatta set to have shoulder surgery on Thursday. #Penguins
Pro Hockey Talk "The Pittsburgh Penguins might have another key member of their defense out for Game 6 against the New York Rangers. Defensemen Brooks Orpik and Olli Maatta did not take part in the team’s morning skate. Orpik has played in just one game in the series, but Maatta has been a steady producer on..." May 11
NHL.com "Pittsburgh Penguins defenseman Olli Maatta is day-to-day with an upper-body injury, according to Penguins coach Dan Bylsma. He was a late scratch for the Penguins' 4-0 loss to the Minnesota Wild on Saturday night. Maatta is second among Penguins defensemen in goals (nine) and points (29). He..." April 06
Pittsburgh Tribune Review "History says Olli Maatta has little chance to win the Calder Trophy. His teammates believe he should be strongly considered. Maatta, the smooth 19-year-old defenseman whose two-way game has blown away the Penguins' coaching staff and his teammates, enters Thursday's game in Los Angeles on..." January 30
NHL.com "It's unlikely Pittsburgh Penguins rookie defenseman Olli Maatta ever imagined he would be one of the team's most veteran defensemen at any point this season. But injuries to Pittsburgh's top four blueliners have suddenly forced Maatta into that very situation. And he's making the transition..." December 19
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.