0001209191-21-016049.txt : 20210302 0001209191-21-016049.hdr.sgml : 20210302 20210302163814 ACCESSION NUMBER: 0001209191-21-016049 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210226 FILED AS OF DATE: 20210302 DATE AS OF CHANGE: 20210302 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Whitaker Corby C CENTRAL INDEX KEY: 0001610273 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36481 FILM NUMBER: 21704340 MAIL ADDRESS: STREET 1: C/O ASPEN AEROGELS, INC. STREET 2: 30 FORBES ROAD, BUILDING B CITY: NORTHBOROUGH STATE: MA ZIP: 01532 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: ASPEN AEROGELS INC CENTRAL INDEX KEY: 0001145986 STANDARD INDUSTRIAL CLASSIFICATION: WHOLESALE-LUMBER & OTHER CONSTRUCTION MATERIALS [5030] IRS NUMBER: 043559972 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 30 FORBES ROAD STREET 2: BUILDING B CITY: NORTHBOROUGH STATE: MA ZIP: 01532 BUSINESS PHONE: 5086911111 MAIL ADDRESS: STREET 1: 30 FORBES ROAD STREET 2: BUILDING B CITY: NORTHBOROUGH STATE: MA ZIP: 01532 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2021-02-26 0 0001145986 ASPEN AEROGELS INC ASPN 0001610273 Whitaker Corby C C/O ASPEN AEROGELS, INC. 30 FORBES ROAD, BUILDING B NORTHBOROUGH MA 01532 0 1 0 0 SVP, Sales and Marketing Common Stock 2021-02-26 4 F 0 901 22.25 D 115899 D Common Stock 2021-02-27 4 F 0 3219 22.25 D 112680 D Common Stock 2021-02-28 4 F 0 2500 22.25 D 110180 D Shares withheld by Registrant to satisfy the minimum statutory tax withholding requirements on vesting of time-based restricted stock units ("RSUs"). Represents 77,761 shares of Common Stock and 38,138 Restricted Stock Units. Represents 85,331 shares of Common Stock and 27,349 Restricted Stock Units. Represents 91,346 Shares of Common Stock and 18,834 Restricted Stock Units. /s/ Poongunran Muthukumaran, Attorney-in-Fact 2021-03-02