This is the northernmost runestone that may be about the trip to Serkland by Ingvar.
It stands outside the church in Attmar, to the west of the town Sundsvall. It was found in 1810, and the designation is M 4.
Since it’s only a fragment, parts of the inscription is missing.
…ᚢᚴᛁ ᚱᛅᛁᛋᛏᛁ ᛋᛏ… … ᚠᚢᚱ ᛅᚢᛋᛏᚱᛅ ᛘᛁᛦ ᛁᛁ…ᚱᛁ ᛁᛅᛁᛋᛁᚾᛋᛁᛚᛏᛅᛁᚴᛅᚾ-… …ᚾᛅᚦᚢ ᛋᛏᛅᛁᚾ ᚦᛁᚾᛅ
“Tóki/Fullugi/Illugi raised the stone … travelled to the east with Ingvar … marked this stone.”