ASPN insider buying
ASPEN AEROGELS INC
Every qualifying open-market purchase of ASPN reported to the SEC on Form 4, parsed directly from the filings and linked back to the source on EDGAR. No buying cluster — two or more distinct insiders inside a rolling window — has been detected in ASPN yet; if one forms, it appears here (and hits our alert subscribers in real time).
All notable open-market buys in ASPN
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| May 12, 2025 | Director, President and CEO | 20,000 | $5.35 | $107.0K | SEC ↗ |
ASPN insider buying — FAQ
- Are insiders buying ASPN stock?
- 1 insider has bought ASPN (ASPEN AEROGELS INC) on the open market, most recently on May 12, 2025. No cluster buy — two or more distinct insiders within a rolling window — has been detected yet.
- How much ASPN stock have insiders bought?
- Insiders have bought a combined $107.0K of ASPN across 1 open-market purchase, based on SEC Form 4 filings.
- What is an insider cluster buy in ASPN?
- A cluster buy is two or more distinct ASPEN AEROGELS INC insiders — officers, directors, or 10% owners — each buying ASPN on the open market within a rolling window. None has been detected in ASPN yet.
- Where does this ASPN insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in ASPN
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy ASPN within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding ASPN.