InsidersTradesSigma
Total declarations
Companies
▲ Purchases (2 ops.)
▼ Sales (4 ops.)
Insider track record
ExecutiveDisclosed buys
2
Disclosed sells
4
T+90 hit rate
52%
T+90 mean return
+4.4%
Across 29 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the complete record of transactions filed by Mitchell Steven R, Director. Officer active across 4 companies, notably Aspen Aerogels INC. In total, 43 disclosures have been published. Breakdown: 2 buys · 4 sells. Total volume traded: €2.5m. Activity tracked since 1 June 2021. The latest transaction was disclosed on 5 July 2026 (Attribution). Regulator: SEC (Form 4). The full history is free.
Declarations43 total
533 shares0Common StockSEC:0001610279-26-000010:0
11,357 shares0Common StockSEC:0001610279-26-000008:0
10,370 shares0Common StockSEC:0001193125-26-224377:0
10,370 shares0Common StockSEC:0001193125-26-224377
524 shares0Common StockSEC:0001610279-26-000006:0
347 shares0Common StockSEC:0001610279-25-000007:0
301 shares0Common StockSEC:0001529274-25-000136:0
7,225 shares0Common StockSEC:0001529274-25-000096:0
10,370 shares0Common StockSEC:0000950170-25-062218:0
325 shares0Common StockSEC:0001529274-25-000059:0
219 shares0Common StockSEC:0001529274-25-000004:0
272 shares0Common StockSEC:0001529274-24-000197:0
311 shares0Common StockSEC:0001529274-24-000150:0
27,500 shares@ US$44.3451.6% of flowClass A Common StockSEC:0001796022-24-000057:0
9,290 shares@ US$44.7016.1% of flowClass A Common StockSEC:0001796022-24-000056:0
1,898 shares0Common StockSEC:0000950170-24-067549:0
6,853 shares0Common StockSEC:0001529274-24-000106:0
354 shares0Common StockSEC:0001529274-24-000076:0
367 shares0Common StockSEC:0001529274-24-000004:0
485 shares0Common StockSEC:0001529274-23-000175:0
7,541 shares@ US$6.49913.7% of flowCommon StockSEC:0001209191-23-048712:0
Ideal exit: 3 Jun 2024 (T+270)
50,000 shares@ US$6.169186.3% of flowCommon StockSEC:0001209191-23-048547:0
Ideal exit: 1 Jun 2024 (T+270)
10,086,450 shares0Common StockSEC:0001529274-23-000146:0
552 shares0Common StockSEC:0001529274-23-000140:0
7,488 shares0Common StockSEC:0001209191-23-033694:0
25 of 43 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.
