InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (2 ops.)
Explore the complete record of transactions filed by Mitchell Steven R, Director. Officer active across 4 companies, notably Aspen Aerogels INC. In total, 15 disclosures have been published. Total volume traded: €710k. The latest transaction was filed on 13 May 2026 — Attribution. Regulator: SEC (Form 4). All data is accessible without signup.
Declarations15 total
010,370 shares0
Common Stock
SEC:0001193125-26-224377·
010,370 shares0
Common Stock
SEC:0001193125-26-224377:0·
02,699 shares0
Common Stock
SEC:0001209191-22-034702:0·
014,179 shares0
Common Stock
SEC:0001529274-22-000101:0·
0590 shares0
Common Stock
SEC:0001529274-22-000057:0·
0379 shares0
Common Stock
SEC:0001529274-22-000009·
0379 shares0
Common Stock
SEC:0001529274-22-000009:0·
0314 shares0
Common Stock
SEC:0001529274-21-000068·
0314 shares0
Common Stock
SEC:0001529274-21-000068:0·
€355,0239,290 shares@ €38.21560.0089% mcap100.0% of flow
Class A Common Stock
SEC:0001796022-21-000064·
€355,0239,290 shares@ €38.21560.0089% mcap50.0% of flow
Class A Common Stock
SEC:0001796022-21-000064:0·
0214 shares0
Common Stock
SEC:0001529274-21-000018·
0214 shares0
Common Stock
SEC:0001529274-21-000018:0·
02,489 shares0
Common Stock
SEC:0001209191-21-037850·
02,489 shares0
Common Stock
SEC:0001209191-21-037850:0·
15 of 15 declarations
About Mitchell Steven R
Steven R. Mitchell is a Director at Aspen Aerogels Inc. and Alkami Technology, Inc. He brings expertise in corporate strategy and technological development. As a Director, Steven contributes to guiding the company's policies and making critical decisions. His experience in the technology and advanced materials sectors is valuable for the companies he represents.
