The stone is first mentioned by Worm in 1643, when it was when built into Sandby Church. The top is missing and have done so as long as the stone have been known in modern days. In 1828, the stone was removed, and now, the B-side could be read. Transferred to the National Museum in 1867.

Found: Kirkevej 13, 4171 Glumsø.
Present location: Frederiksholms Kanal 12, 1220 København K.

The stone is granite and 144 centimetres high, 79 centimetres wide and 20 to 32 centimetres thick. The inscription dates back to somewhere around 1025-1100.

The inscription: "Sylfa rēst[i] ... ... Spalkløsu øfti[R] Sǫssur, faður [ok] [gæ]rði brō þessi æftiR Þōrgīsl, brōþur sinn. Ē mun ... ... vitring sūsi, eR vann Syl[fa]/sial[fR]."
Translated: Sylfa raised [?this stone] ... Spalkløsa in memory of Sǫssurr, (his) father [and] made this bridge in memory of Þorgisl, his brother. Ever will ... this memento, which Sylfa/ he himself produced.