A source told Jeremy Fowler that the star wide receiver was not at the mandatory mini camp.
The source said that he is subject to $93,000 in fines for missing three days.
After playing through a foot injury for most of last season, Metcalf is trying to get a contract extension as he enters the final year of his first contract.
The news of his absence was reported by the network.
John Schneider expressed sticker shock at how the wide receiver market had gone up because of the megadeals signed by Tyreek Hill and Davante Adams.
According to a source, the Seahawks were not shopping the receiver but were getting calls from teams interested in him.
In three seasons, he has 2,170 yards and 29 touchdown catches.
Brady Henderson was a contributor to this report.