ASPN
Who owns Aspen Aerogels?
No current holders among the world’s richest in our tracked profiles; 1 former holder.
ASPN $5.30 ▼ 6.69%as of Sep 24, 2026 4:00 PM ET · via Finnhub
Billionaire holders
None of the tracked people currently holds Aspen Aerogels in our profiles. Former holders are listed below.
Each row is a sourced entry from that person’s profile. Stakes are as of the date shown, not today.
Former holders
- Charles Koch & family#28 · $76.9BStakeAspen Aerogels - EXITED: Koch affiliate Wood River Capital, LLC reported sale to 0 shares (Form 4, trade date 2026-09-23) · 0% (exited) · as of Sep 2026source ↗
Their profiles describe these holdings as sold, exited or historical. They are not counted as holders above.
Recent SEC filings
Sold 12.3M ASPN · ~$58.1M
Form 4 insider trades post within 2 business days. New to filings? Read Filings 101.
Recent moves
No digest stories about Aspen Aerogels yet. The archive grows every morning.
Related
Other companies held by the same people.
No other tracked companies share these holders.