12:12 PM - Marques Sigle (SF) (coach's decision) is inactive for Sunday's game against the Giants, Briana Jeannel of the 49ers' official site reports.

7:35 PM - Marques Sigle (SF) logged eight tackles (six solo) and one pass defense during the 49ers' 26-21 loss to the Jaguars on Sunday.

12:26 PM - Marques Sigle (SF) will be the 49ers' starting safety against the Seahawks on Sunday, Matt Maiocco of NBC Sports Bay Area reports.