Aspen Aerogels, Inc. (ASPN) provided preliminary revenue results for the fourth quarter and 2023, a preliminary 2024 revenue outlook and the initial shipments through its supplemental aerogel supply for its Energy Industrial business.For fourth-quarter 2023, ASPN generated revenues of $84 million, up 38% quarter over quarter. Segment-wise, PyroThin thermal barrier revenues grew 61% quarter over quarter to $53 million. Energy Industrial revenues of $31 million were also up 11% quarter over quarter.In the fou ...