 Shares of Squarespace Inc. SQSP, -13.43 tumbled 12.1 in premarket trading toward a record low after the digital publishing and ecommerce software platform reported fourth-quarter revenue that topped expectations but provided a downbeat first-quarter and full-year outlook. The company said it recorded a net loss of 16.3 million and revenue that rose 20 to 207.4 million, while the FactSet consensus was for revenue of 205.9 million. 